Ansi flange bolt torque chart You can easily obtain Flange bolt sizes, bolt torque, and ring gasket numbers. 47, ANSI B16. ) Tightening Torque Clamp Load (lbs. 5 and B16. Torque Torque for Insulating (inch) (inches) (inches) (ft lb) (ft lb) (ft lb) (ft lb) ½ 4 ½ 3 ¼ 47 16 60 40¾ 4 5/8 3 ½ 84 28 120 801 4 5/8 3 3/4 115 38 120 80 Table 5 / Torque FT-LBS - PTFE coated ASTM A193 B7 and ASTM 193 B16 Stud Bolts BOLT DIA Torque Ft*lb 30% Initial Torque 70% Torque 100% Final Torque 1/2 12 29 41 9/16 18 41 59 5/8 24 57 82 3/4 43 101 145 7/8 70 163 233 1 105 245 350 1. Suggested (Inches) Bolts Torque Ft. 1) The design and selection of components for flanged joints connecting PE pipe to PE pipe, or PE pipe to metal pipe are based on lower interfacial pressures than those TORQUE FOR FLANGE BOLTING (B7/L7 STUDS)* ANSI / API 6A / ISO 10423:2003 Feb. NOTE 4: Apply torque in in crements. 5-2020 Table 15C Templates for Drilling Class 600 Pipe Flanges and Flanged Fittings " Detailed bolt data on your phone. Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications! Discover the essential tool for any assembly job: our Bolt Torque Chart. The above Table is applicable only for ASTM A320 Grade B8, Class 2 and A193 Grade B8, Class 2 Stud Engineering ToolBox - SketchUp Extension - Online 3D modeling! Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with older versions of the amazing SketchUp Make and the newer "up to date" SketchUp Pro . Flange sizes range from 1/2" - 12". Class 150 Flanges Bolting Pattern & Bolt Sizes ASME B16. 95 Pag: 1 DN (mm) 50 75 100 125 150 200 250 300 350 400 450 500 550 600 650 700 Assumptions: - bolt / nut friction Bolt Holes & Pattern Bolt patterns and number of bolt holes are the same as Class 150 metal flanges per ANSI B16. must be high enough to keep the assembly in contact and under pressure. Flange torque reference material A collection of Flange Bolt Chart's reference material on flange torque. ) Flange Size (in. Flange Diameter. Parent page for Flange Bolt Chart material related to flange torque. 5 Class 0. Table 1 Flange Size (in. T. Download Flange Bolt Chart. 5, ANSI B16. Ensure proper sealing and prevent leaks with precise torque specifications. See Load on Stud Bolts Under Torque table in the Engineered Gasketing Products catalog. Preferred Pipe 1500# Flange Bolt Chart with length & diameter of studs, pipe size, and wrench size. Studs with Sy = 720 MPa Bolt Stress Equal to 360 MPa Tension F kN Torque f = 0. 1a materiasl, steel flanges should have flat faces, and (1) low strength bolting with the limitations of the para 1. 625 Garlock Bolt Torque Values for . 2. It specifies the number of bolts, bolt sizes in inches, and Ansi Din Jis Class 150 Lb Flange Dimensions, 150 Lb Blind Flange Weight, 150 Lb RF Flange Bolt Chart, Weld Neck Flange Bolt Sizes, 150 Lb Rtj Flange Torque, Slip On / Raised Face Flange Pressure Rating SINCE 1975: +91 ASME/ANSI B16. We recommend consulting the flange manufacturer Garlock Bolt Torque Values for . The equation for calculating flange bolt torque 6 (e) 20-Bolt Flange - Bolting Pattern 15. ) 1/2 - 1-1/2 12 2 - 4 25 530 6 - 8 40 10 64 12 95 14 - 24 11320 FM 529 RD BLDG F HOUSTON, TEXAS 77041 TEL (713) 896- 1166 FAX (713) 896-7879 Class 300 Flanges Bolting Pattern & Bolt Sizes ASME B16. Links to the flange torque charts maintained by Flange Bolt Chart for Class 300 flanges. 24 ANSI B16. 5 Flanges: Garlock ® Bolt Torque Values For Ring Gaskets - 900 Lb. 07 f=0. It outlines responsibilities, pre-assembly inspection steps, torque requirements, and tightening procedures. This Document is the property of Flexitallic US, LLC. 38 1. -lbs. com HDPE flange bolt torque table prescribes the use of a flat gasket in between the flanges. Flange Isolating Gasket Kits. 20 CANFLEX Spiral Wound RW Gaskets on ASME B16. Bolt Size TPI Proof Load (lbs) 1 Clamp Load (lbs) 2 Tightening Torque (ft lbs) Galv+Waxed Galv Plain 1 ⁄ 4 20 1,053 790 2 4 3 5 ⁄ 16 18 1,735 1,302 3 8 7 3 ⁄ 8 16 2,567 1,925 6 15 12 7 ⁄ 16 14 3,521 2,640 10 24 19 1 ⁄ 2 13 4,700 3,525 15 37 29 9 ⁄ 16 12 6,028 4,521 21 STUDDING OUTLET FLANGES BOLTING CHART FOR FLANGES catogery 02 ANSI B16. (c)- This dimension is commonly associated with “true” lap joints. For example, a 1/2-inch conventional way to achieve that load is by applying a measured torque to the flange bolts. It lists the pipe size, number of bolts, bolt diameter, and minimum and maximum recommended torque values in foot-pounds for ANSI 150#, Atlas Steels – Product Reference Manual Section 5 – Carbon Steel Pipe, Fittings, and Flanges July 2020 Page 11 – Section 5 www. © 2025, Open Source Consulting In this publication we explain how to correctly determine the tightening torque of an ansi 150/300/600 flange with flat gasket. com GPT_INST_002_06. ANSI 125 150 250 300 CLASS CAST IRON & DUCTILE IRON FLANGE (ASME B16. 1 Cast Iron Pipe Flanges and Flanged Fittings - Class 250 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts. Proper torque ensures that the flange bolts are neither too tight nor too loose, which is essential for preventing issues such as leaks, flange separation, and joint failure. SPARKS DISTRIBUTION CENTER Flange Standard ANSI B16. Exact bolt lengths . Notes: (1) This dimension is for the large end of the hub, which may be straight or tapered. Torque Sequence: 1, 9, 5, 3, 11, 7, 2, 10, 6, 4, 12, 8. TORQUE FT. fnw. 75 70 120 70 120 63 100 1 110 190 110 190 110 160 1. : 1 Date : 18. Industry standard is to make to the slip on length through the hub. 47 Series B Class 300# Flanges 'LYLVLRQ6WUHHW 3 DOP\UD 1HZ<RUN 86$ - 315 - 597 - 7ROO)UHH - 800 - 448 - )D[ - 315 - 5 97 - www. 5 Bolt and Stud Dimensions -----14 1 ANSI B16. Charts for NPS 0. 5 170 290 200 290 310 360 2 110 190 130 190 220 250 2. ) Recommended Torque (ft. lbs f=0. Torque Values are in ft. torque for use during assembly of standard design steel pipe flanges. Source: "ASME B16. The user must confirm that torque values do not exceed pipe manufacturer’s torque recommendation. 36 FLANGES SPECTACLE BLINDS FOR USE WITH FLANGES BOLT DIA Torque FT-LBS 30% Initial Torque 70% Torque 100% Final Torque 1/2 17 39 55 9/16 24 55 80 5/8 33 77 110 3/4 59 137 195 7/8 93 217 310 1 140 325 465 1) 205 480 685 1¼ 288 672 960 1+ 391 915 1305 1½ 518 1208 1725 19/16 588 1372 1960 1-668 1558 2225 Torque pattern for 4 bolt flanges. For . In this article, you will learn about the torque sequence of pipe flanges. Bolt sequence: 1, 3, 2, 4. These bolt torque values are intended for use as guidelines only and are based on ideal conditions, perfect flanges, flange alignment & new well lubricated bolts/nuts according to the Torqueis a measure of rotational force applied to a bolt or screw, and it plays a vital role in achieving the correct clamping force on flanged connections. 47 Series B Class 75 Flange PDF (for printing). lbs. If you need assistance choosing the right flange - call us or The following ANSI flange charts & flange tables provide flange dimensions including, flange overall diameters, number of bolts and bolt size for the most common sizes of ANSI Flanges for ratings from ANSI 150 through to ANSI 1500. 5 Class 150 Forged Flange PDF (for printing). +86 317 2010786. Even if all assumptions Website: www. The above Table is applicable only for ASTM A320 Grade B8, Class 2 and A193 Grade B8, Class 2 Stud 3. Flange Bolt Chart Lookup Tool # 1500 Flange Bolt Chart Warning: For reference only Bolt lengths are sourced from the ASME standard listed at bottom. 47 Series A Discover the essential tool for any assembly job: our Bolt Torque Chart. 5 FF and RF class 150 flanges Flange Size B16. Each kit contains fasteners, nuts, washers and lock washers of the same material as your flange. 5 All dimensions listed are given in inches. (MM) 15 80 12 M10 x 45 4 55 20 90 14 M10 x 45 4 65 25 100 14 M10 x 45 4 75 32 120 14 80* 2500# Flange Bolt Chart with length & diameter of studs, pipe size, and wrench size. 3), intermediate (para 1. 5 Pipe Flange Dimensional Data Typical Torque for Hexagon Head Screws with UNF Threads Table Torque for steel shank screws with UNC/UNF threads and head INSTRUCTION Doc. * Flanges larger than DN600/NPS24 are usually considered equipment flanges, for which generic torque tables are not provided. When a fl Maximum torque per bolt at 60,000 psi bolt stress (foot pounds). 600 lb. Bolt yield should be at least 80,000 psi. of Holes Dia of ANSI B15. 50 2. 5 Class 3 Class 3. 5-2020 Table 17C Templates for Drilling Class 900 Pipe Flanges and Flanged Fittings " Detailed bolt data on your phone. com Generally 70 % bolt yield is targeted. Bolt Circle Diameter. , and assume Alloy Steel Bolts (A193 B7 w/ 2H Nuts) with oil/graphite lubrication. Bolt sequence: 1, 5, 3, 7, 2, 6, 4, 8. Taper shall not exceed 7 deg on threaded, slip-on, and lapped flanges. To achieve the benefits of the pre-loading, the clamping force in the screw must be higher The document provides recommended minimum bolt torque requirements for various flange sizes and classes when using ring type joint gaskets according to ASME B16. 5 70 120 70 120 50 100 0. 8" ANSI 343 298 8 x 23 343 298 8 x 23 381 330 12 x 23 381 330 12 x 23 419 349 12 x 32 PN6 5K 125 lbs PN10 10K 150 lbs PN16 16K 300 lbs PN25 20K 300 lbs PN40 40K 600 lbs Pressure Garlock Bolt Torque Values for FLEXSEAL® Spiral Wound Gaskets - ANSI B16. 56 1. It notes that Advance Products & Systems does not take responsibility for the values given and ANSI B16. 1/2 Use Class 1500 Dimensions in these siz es. of Bolts Size of Bolts Length of Stud Bolts Prefer Torque Min Torque Max. We recommend consulting the flange manufacturer to confirm the suitability of the above -mentioned values. Relevance of preload The preload in the flanged end holes must be high enough to keep the assembly in contact and under pressure. 5, Class 300 Flange Materials: ASTM A105, ASTM A182 grades F50 and F51, ASTM A350 grades LF2 and LF3, ASTM A694 grade F52 The document provides recommended torque values for lubricated stud bolts on ANSI flanges of various sizes. Bolt Holes x Hole Diameter; Flange Diameter Bolt Circle Stud and hex bolt dimension for ASME B16. 12 AWWA C207-78 Table a Class D Table 2 Class D Table 3 Class E AWWA C207-78 Table 1 Class B Table 2 Class B ANSI Chart Cast and Ductile Iron Flange Chart Dimensions Pressure Temperature Ratings Author: Global Supply Line Bolt Torque Recommended Bolt Torque is shown in Table 1. Flange Bolt Chart Lookup Tool # 2500 Flange Bolt Chart Warning: For reference only Bolt lengths are sourced from the ASME standard listed at Links to the flange torque charts maintained by Flange Bolt Chart for Class 400 flanges. 5 Flange Tolerances -----13 ANSI B16. 38 5/8 4 1/2 2 2 1/4 . 06 in Ring Joint 1/2 3 1/2 2 3/8 5/8 4 1/2 2 1/4 - 3/4 High-resolution image for download For those who need to download an image (the top graphic is SVG) we include a high resolution image of the 44 bolt torque sequence below. Ideal for mechanics, engineers, and DIY enthusiasts, it helps prevent over-tightening and mechanical failure. Machine Service, Inc. 1/4 Bolt Reference Charts for ASME B16. com Fax: 886-423112578 ANSI B16. Material Types; Trojan Series; Integra Series; Sleeves & Washers; IsoJoint® Monolithic Isolating Joints; Pipe Flange Size & Bolt Chart Outside Diameter of Flange (Inches) No. ÞiÞWG RESOURCES, WC. ANSI 2500 FLANGES WORKING PRESSURE 6170 PSI HYDRO TEST PRESSURE 9280 PSI IMPORTANT NOTES: 1)Step-Ko Products assumes no liability nor takes responsibility for any Flange Rating: ANSI B16. By Nominal Pipe Size Class 0. Size of Internal Minimum Preferred Pipe Size of Bolts Pressure Torque Torque (inches) Bolts (inches) (psig) (ft. © 2025, Open Source Consulting Garlock Bolt Torque Values for FLEXSEAL® Spiral Wound Gaskets - ANSI B16. com. Flange Bolt Template: Simplifying Pipe Fitting Reference ----- The ASME B16. 5 150# Flat Face Flanges with B7 Bolts Tables Applicable for GYLON, GRAPH-LOCK, and CNA Materials ** See Note at Bottom** Nominal Gasket Flange Bolt Hole Gasket Number Size of Bolt The flange bolt torque chart can be a helpful tool in determining the correct torque value for your specific application. N 1/in. Flange bolt torque. 5 ½” – 24” FORGED FLANGE WEIGHT CHART ANSI B16. BOLT SIZES FOR ANSI 150 TO 1500 CLASS FLANGES Dimensions (inches) ANSI/ASME 150 - 600 lb Flange Size API6A 2000 ~ 15000 PSI (6B/6BX) FLANGES Chart showing stud sizes & ring gasket size API SPECS FOR RING-JOINT FLANGES SIZE Flange Bolt Charts - Free download as PDF File (. This table helps users quickly find the required bolt specifications to ensure the correct and safe flange connection. . ) Class 900 Class 1500 Class 2500 NPS 0. See bore chart for other wall thicknesses. 07 N-m Torque f = 0. 12 Bolt Torque Pattern. 1000 Ashwaubenon Street Green Bay, WI 54304 Toll Free: +1-800-677-8711 Phone: 920-339-3000 Fax: 920-339-3001 TEXAS FLANGE PRODUCT CATALOG : VER 5. 16. 5-class-900-flanges-bolting-pattern-and-dimensions-chart-northwest-fastener. 2), or high (para 1. Author: Syed Headquarters – Green Bay. 4-0. Flange Bolt Chart Lookup Tool Home Flange Torque Charts Flange torque charts Links to the flange torque charts maintained by Flange Bolt Chart. It lists the recommended torque values based on factors such as bolt material, size, lubrication used and class rating ranging from 150 to 2500. High-resolution image for download For those who need to download an image (the top graphic is SVG) we include a high resolution image of the 8 bolt torque sequence below. The final tightening sequence should be done 24 hours after the TORQUE-TENSION RELATIONSHIP FOR A307A, GRADE 5, 8 & 9 BOLTS Locknut Size Threads per inch Steel Hex Locknut Steel Hex Flange Nut Grade C FNL Grade 9 Grade F Grade G Clamp Load (lbs. Pipe Size Suggested Torque Value; Class 150 Class 300 Class 400 Class 600 Class 900 Class 1500 Class 2500; ½: 47: 47 47 65 65: 65: ¾: 60: 70 70 93 93 FLANGE CHART Series 150 Flanges Nominal Pipe Size Wrench Size Flange Bolts Raised Face Diameter Bolt Circle Flange Diameter Quantity Size Length R. 1 Class 125 flanges. 2 Bolt Cross-sectional Area Total flange bolting cross-sectional area requirements are based on the following relationship A b ≥ {P c A g /7000} where A b = total effective bolt tensile stress area A g = an area whose circumference is defined by a diameter equal to the raised face dimension R in Table 4 Torque pattern for 16 bolt flanges. 5-60 and Class 150-2500. and is not to be reproduced, transmitted to another, nor used for the purpose of manufacturing of This document provides procedures for tightening bolts on process flanges. Available in PDF and print formats for easy reference in any ASME B16. 3 Forged Flanges. 75 Class 1 Class 1. It’s important to note that the torque value will vary depending on the size of the wrench used. 47 Series A Class 150# Flanges Nominal Raised Face Raised Face Gasket Number Size of Bolt Torque Comp Force Max. They also provide flange bolt circle diameters, also known as pitch circle diameter (PCD) dimensions. Included, you will find a chart comparing old API Series Flanges with many ANSI Flanges and current API Flanges. This document provides torque values in Newton-meters (N-m) for tightening bolts of various sizes on EPDM gaskets of different nominal pipe sizes (NPS) ranging from 0. 11320 FM 529 RD BLDG F HOUSTON, TEXAS 77041 TEL (713) 896- 1166 FAX (713) 896-7879 Class 2500 Flanges Bolting Pattern & Bolt Sizes ASME B16. com Email: wellgrow@pipefittingweb. Before starting, hand tighten and check that the bolts fit snugly. 25 110 190 140 190 210 250 1. larger than bolt diameter. ) 1/2 4 1/2 300 9 20 Bolt Torque Values - CANFLEX ® Spiral Wound RW THOMSON PERFORMANCE SEALING ASME B16. of Holes Bolt Circle Dia. Available Torque Values for Full Face 1/16" thick gaskets in ANSI B16. com Bolts Dia. 1 & B16. The recently published, AWWA Manual M11 includes a description of calculating torque values for bolting ANSI/AWWA C207 flanges including the addition of a web Composite Hose Chemical Compatibility Chart Flange Bolt Tightening Sequence Chart Steam Temperature - Pressure Conversion Guide Hose and Fittings Conversion Table Hose Cleaning Projectile Chart SAE J1273 - best practices for hydraulic hose assemblies Flange Dimensions, ANSI 300 B16. 38 0. lbs Nm Ft. The GPT gasket torque calculator is available at www. garlock. Rec'd/Avail. 50 Class 150 Steel Pipe Flanges Bolting Pattern and Bolt and Stud Lengths. 15 - Cast Bronze Threaded Fittings - 150 lb Bronze flanges with plain faces. pdf), Text File (. 2019 F-950 REV D Torque Table for GPT Isolating Gaskets - ASME B16. 300 lb. 16 This Table is applicable to Never-Seize paste and Fel-Pro lubricant, K=0. 47 series B class 150, 300, 400, 600 and 900 flanges. gptindustries. Bolt sequence: 1, 9, 5, 13, 3, 11, 7, 15, 2, 10, 6, 14, 4, 12, 8, 16. L2 H B2 L B r L3 B3 D C THr 1/2 3. TORQUE FOR FLANGE BOLTING (B7/L7 STUDS)* ANSI / API 6A / ISO 10423:2003 Feb. Flange bolting is done in multiple passes. Align pipe and adjust bolts to produce a uniform gap between the flange faces. & Dia. 1, 2005 ASTM A193 Grade B7 Tensile and Yield HYTORC flange bolting calculator computes recommended torque values, bolting patterns, tool selection and pump pressure settings for standard ASME B16. 900 lb. Stud Bolts. ) 150 lb. Bolt Torque Values for Full Face Homogeneous Elastomeric (Rubber) gaskets for ASME B16. 400 lb. Bolt torque chart for hdpe flanges. 5 Flanges: Garlock ® Bolt Torque Values For Ring Gaskets - 600 Lb. Preferred Pipe Tightening torque for stud bolts ASTM 193 Grade B7, ASTM 193 Grade B16 standards table 2 Notes. 1/8 389 910 1299 1. 5 to 24 inches. : STD - SG - 0009 GRP FLANGE BOLT TORQUES - Enclosure A: ANSI 150 STANDARD Rev. Flange Torque Charts listed by NPS and by Flange Class. of Bolts Size of Bolts (inches) Minimum Bolt torque chart for rtj flanges. Bring mating flanges into contact and install bolts, Torquing nuts “finger tight”. It lists the pipe size, number of bolts, bolt diameter, and minimum and maximum recommended torque values in foot-pounds for The chart generally contains regulations and requirements for flange size, bolt quantity, bolt size, bolt hole size, and torque value. © 2025, Open Source Consulting 1. ) (ft. 47 A Flanges NPS 150# MAX* [ft-lb] 300# MAX Bolt Circle Diameter of Bolt Holes Number of Bolts Diameter of Bolts Machine Bolts Stud Bolts 0. 006 in 0. 47 Series A Class 300# Flanges 'LYLVLRQ6WUHHW 3 DOP\UD 1HZ<RUN 86$ - 315 - 597 - 7ROO)UHH - 800 - 448 - )D[ - 315 - 597 - www. 48, BS 4504, EN1092, UNI 2277/2278, DIN, JIS, SABS1123, GOST-12820 Flange Coating/Surface Treatment Anti-rust Paint, Oil Black Paint, Yellow Bolt Holes x Hole Diameter: Flange Diameter Bolt Circle Diameter: Bolt Holes x Hole Diameter Flange Diameter: Bolt Circle Diameter Bolt Holes x Hole Diameter: Flange Diameter Flange Reference Chart: ANSI, DIN, and JIS Flanges. 2 Size Ranges Non-Asbestos Kits Nom. 75 0. J. 5 Class 300 Flanges Nom. Bolt torque chart for flanges. pipefittingweb. *** ANSI 900# FLANGE ANSI 1500# FLANGE ANSI 2500# FLANGE REC. Lookup flange bolt torque patterns on your phone in Bolt Circle Diameter of Bolt Holes Number of Bolts Diameter of Bolts Length of Bolts1. Bolt Dia. 00 2 ANSI B16. 08. 1 - Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250 (Flange surfaces shall be faced and drilled in accordance with ANSI Class 125) The flanges of AWWA C110/A21. 5. flange leakage are insufficient torque, un-even torque, and flange misalignment. NPS 0. Flange Dimensions, ANSI 1500 B16. 5 Flanges Length of Stud Bolts [Note (1)] NPS Outside Diameter of Flange Diameter of Bolt Circle Diameter of Bolt Holes Number of Bolts Diameter of Bolts Raised Face 0. 12 bolt flanges, torque bolts in a criss-cross sequence. 13 N-m 0. 5. ) (lbs. Flange Bolts Raised Face Diameter Bolt Circle Flange Diameter Quantity Size Length R. Flange torque tables. 3. Available in PDF and print formats for easy reference in any Source: "ASME B16. NOTE 2: The above-mentioned torque values are based on the maximum bolt stress of 60,000 psi. - Portland, Oregon USA 97211 Phone: 503-287-8383 - Fax: 503-281-9677 - www. Nominal Pipe Size Diameter of Bolt Circle Diameter of Bolt Holes Number of Bolts Diameter of Bolts Length of Bolts1. Tightening shall be carried out in the following manner using a calibrated torque wrench: 1. This document provides a chart detailing standard bolt sizes and specifications for flange connections of different sizes. The clamp load produced during tightening is higher than 75% of the fastener’s proof load. NOTE 2: The above -mentioned torque values are based on the maximum blot stress of 60 ,000 psi. 5 Flanges Recommended Bolt Torque (ft-lbs. ⚡ Lookup Tool. We recommend consulting the flange manufacturer KLINGER KemProof calculates the required tightening torque of the bolts taking into account various factors, such as DIN or ANSI flange type, additional loads, bolt type and material, pressure, temperature, required leakage class, friction coefficients and seal In Download Torque Value Chart Covering bolts on Wellhead Equipment, Valves and chokes, and loose flanged connectors. 1500 lb. Lbs. This detailed guide provides recommended torque values for various bolt sizes and grades, ensuring secure and efficient fastening. No. 25 Class 1. 5 standard. 5 170 Torque bolts and nuts in a “CRISS-CROSS” sequence using a minimum of three torquing passes and the maximum bolt stress as defined. 3 should be used with ring gasket extending to the bolt holes, or (2) bolting of low (para 1. 1 4 0. 5 Class 4 Class 5 Class 6 Class 8 Class 10 Class 12 Class 14 Flange Rating: ANSI B16. 10 and AWWA C153/A21. 47 A and B Flanges 182 Torque Chart 184 Chapter 4: Appendix Chemical Resistance • Galvanic Corrosion • Temperature Conversion Hardness Conversion • Pipe Areas of (1)- Bolt lenghts are calculated based on bolting one WN to one Blind. LBS HYDRO TEST PRESSURE: 3355 PSI HYDRO TEST The document provides recommended torque values for lubricated stud bolts on ANSI flanges of various sizes. High-resolution image for download For those who need to download an image (the top graphic is SVG) we include a high resolution image of the 4 bolt torque sequence below. Bolt Torque Reference tables, such as the ASME/ANSI CLASS 900 Flange Blot Torque Chart, provide general parameters for flange bolt tightening torques calculated under specific conditions, including operating pressure and temperature. 5 Class 3 Class 4 Class 5 Class 6 Class 10 Class 12 Class 14 Class 16 Class 18 2 1-800-668-2926 Industrial plastic products cy-bo. Torque charts Guides Nut factor calculation of target torque This document discusses flange bolt torque calculation and provides pipe flange bolt torque charts. 5 Class 2 Class 2. Calculate gasket bolt torque accurately with our calculator tool. 47 Series B Class 150# Flanges Nominal Raised Face Raised Face Gasket Number Size of Bolt Torque Comp Force Max. Bolting torque to develop 50% Bolt Yield Stress at Nut Factor, K=0. of Bolts Diameter of Bolts (Inches) Diameter of Bolt Holes (Inches) Bolt Circle ASME/ANSI B16. 5 (1/2”-24”)150 300 400 600 900 1500 2500 -----3 ANSI B16. 62 2. 125 class is the same as 150 class and 250 class if the same as 300 FLANGE BOLT ACCESSORIES 4120 NE Columbia Blvd. You can NOTE 2: The above-mentioned torque values are based on the maximum bolt stress of 60,000 psi. Torque pattern for 8 bolt flanges. (b)- Standard bore dimensions provided. The intent of this torque table is to find the balance between bolt Learn everything you need to know about ANSI Flanges in this comprehensive guide. First Pass: tighten the nuts/bolts/studs to 30% of the required Table 2A / Torque Nm - Cold Service ASTM A320 Grade L7 Stud Bolts BOLT DIA Torque N*m 30% Initial Torque 70% Torque 100% Final Torque 1/2 31 73 103 9/16 45 104 149 5/8 62 145 206 3/4 110 256 366 7/8 178 414 591 1 266 620 885 1. txt) or read online for free. Flange joints are torqued tight with the help of a torque wrench (manual or hydraulic). Cast Iron Flanges - Stud Reference Chart The number, diameter and length of studs for cast iron flanges class 125 and 250. The torque procedure involves cleaning surfaces, On this page you will find API Spec 6A and API Spec 17D Flange information, dimensions, and a method of Flange identification. 62 4 0. CAUTION: UNNECESSARY OVER TORQUING WILL DAMAGE THE FLANGE. Flange Bolting Torque Table 4 The torque tables are built on specific assumptions regarding bolt and nut factor. Pressure Class. 062" thick Ring Gaskets - ANSI B16. 5-2020 standard provides templates for drilling Class 150, 300, 400, 600, 900, and 1500 pipe flanges and flanged fittings. 1 INDUSTRY STANDARD ORIFICE UNION B16. 5 Class 150# FLAT FACE Flanges with A193 Grade B7 Bolts Nominal ASME B16. Notes. 15 FRICTION FACTOR. 5 Links to the flange torque charts maintained by Flange Bolt Chart for Class 150 flanges. 5 Weights 150 300 400 600 900 1500 2500 -----10 ANSI B16. atlassteels. 5 Flanges: Garlock ® Bolt Torque Values For Ring Gaskets - 150 Lb. 1 9 5 3 11 7 2 10 6 4 12 8. All flanges are listed with sizes, dimensions, number of bolt holes & size, along with pipe flange material specs, pressures & classes. 36, ANSI B16. 5 Class 150 FF/ Full Face Gaskets Torque / Round (ft-lbs) Stud Bolts Tighten Sequence Torque / Round (ft-lbs) 1st Notes. 5 Flanges 180 Bolt Reference Charts for ASME B16. D. Contacted O. to Max Pipe Size A complete torque tightening sequence with charts for class 150 to 2500 flanges. 5 and API 6A flanges under normal assembly conditions. Pipe Size O T R X No. ANSI 600# Flanges ANSI 900# Flanges ANSI 1500# Flanges Size Qty. 625 80 Based on ASTM A193 B7 bolts - 60,000 psi maximum bolt stress 300# Raised Face Flanges FLEXSEAL® EDGE® Kammprofile GRAPHONIC® Jacketed Gasket FLANGE CHARTS View full range & stock availability NOMINAL BORE FLANGE DIAMETER (MM) THICKNESS (MM) BOLTS (MM) NUMBER OF HOLES P. Access essential information for secure and reliable , and waterworks industries for over 3 decades. 00 2. 5 Class 150 RF/ Ring Gaskets B16. ANSI 600 Flange Size No. The key steps are: 1. au Carbon Steel ASME/ANSI Flanges – Dimensions & Weights These diagrams relate to the tables of flange Torque For Flange Bolting (B7/L7 Studs)* Stud Diameter Tension Size Ibf Torque Torque Torque Torque Inch Nm Ft. Suggested Size Qty. 5 Class 150# Raised Face Flanges with A193 Grade B7 Bolts Nom. asme-b16. 125" thick Compressed Sheet1 & GYLON® Ring Gaskets - ANSI B16. 5-2020 Table 7C Templates for Drilling Class 150 Pipe Flanges and Flanged Fittings " Detailed bolt data on your phone. 5 Class 4 Class 5 Class 6 Class 8 Class 10 Class 12 Class 14 Garlock Bolt Torque Values for . - ACTUAL TORQUE VALUES TO BE DETERMINED BY USER! ANSI 2500 FLANGES WORKING PRESSURE 6170 PSI HYDRO TEST PRESSURE 9280 PSI Bolt # of Min. 5 Extreme Bolt & Fastener can match the material of your flanges with easy bolting kits. 13 f=0. (2)- Bolt diameter should be 1/8″ less than the bolt hole diameter Note: Larger sizes as well as intermediate sizes can be furnished. C. Bolt Cross-sectional Area B1. Links to the flange torque charts maintained by Flange Bolt Chart for Class 1500 flanges. The following charts indicate the approximate bolt torque required to seal flanged joints against internal pressure. * The user must verify these conditions, as outlined, are appropriate for the specific application. Rec'd Max. 42) CHART DIMENSIONS & PRESSURE TEMPERATURE RATINGS In terms of drilling and flange O. © 2025, Open Source Consulting BASED ON USING WELDNECK FLANGES & LUBRICATED STUD BOLTS WITH A 0. 500 13 33 48 80 0. 5 Class 150# Flanges Nominal Raised Face Raised Face Gasket Number Size of Bolt Torque Comp Force Max. (Inches) Bolts Torque Ft. ANSI B16. High-resolution image for download For those who need to download an image (the top graphic is SVG) we include a high resolution image of the 16 bolt torque sequence below. High-resolution image for download For those who need to download an image (the top graphic is SVG) we include a high resolution image of the 48 bolt torque sequence below. 1, 2005 ASTM A193 Grade B7 Tensile and Yield Strength 2 1/2″ and under – tensile 125 ksi; yield strength 105 ksi Over 2 1/2″ to 4″ – tensile 115 ksi; yield 95 ksi Over 4″ to 7″ – tensile 100; yield 75 ksi ASTM A320 L7 Tensile and Yield Strength Only covers 2 1/2″ and under - tensile 125 ksi; (a)- Bolt hole diameter 1/8 in. MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX 1/2 11 44 15 44 10 30 12 35 Min Torque Max Torque Min Torque Max Torque Min Torque Max Torque Spiral Wound Gasket CGI Class 150 Class 300 Class 400 Class 600 NPS (in. Bolting torque to develop 45% Bolt Yield Stress at Nut Factor, K=0. 4 mm. to Max Size Size Bolts (lubricated) 1" 7/8" 4 110 120 1-1/4" 7/8" 4 170 190 1-1/2" 1" 4 240 260 2" 7/8" 8 170 190 Bolt Reference Charts for ASME B16. docx Author: Northwest Fastener & Supply, Inc. 5 Flange Data 1/2 - 2 1/2" #1 ANSI B16. 5, Class 150 Flange Materials: ASTM A105, ASTM A182 grades F50 and F51, ASTM A350 grades LF2 and LF3, ASTM A694 grade F52 Bolting Materials: ASTM A193 grades B7 and B7M, ASTM A320 grades L7, L7M oMinus 101 CLASS 150 FLANGE Stud bolt torque chart for ASME B16. The flange assembly design, and written assembly specifications, are controlled by the pipeline design-engineer or project engineer-of-record. 1/2 7/8 4 Where Class 150 steel flanges are bolted to Class 125 cast iron flanges, the gaskets should b emade of Annex C, Group No. Torque the bolts to the specified value. Gaskets Full faced, 1/8" thick elastomer gaskets with a Shore “A” Durometer of approximately 70 is recommended. 5 Flanges and Bolts Dimensions - Class 300 Nominal Pipe Size NPS (Inches) Class 300 NOTE: 1 inch = 25. The torque values are applicable for the type of gasket specified and Flange Bolting Chart - ASME B16. 5 Flange Data 3 - 10" #2 NSI B16. The above Table is applicable only for ASTM A193 Grade B8, Class 1 Stud Bolts for use in temperatures The document provides recommended torque values in foot-pounds and newton-meters for bolts on flange gaskets of various sizes for ANSI 150#, 300#, and 400# flanges. 2. Then install and finger tighten all fasteners Flange Bolt Chart. 1/8 154 359 ASME/ANSI B16. Machine Bolts. 47 Series A Class 150# FLAT FACE Flanges with A193 Grade B7 Bolts Nominal Pipe Size (in) No. 13 1/2" 7450 48 35 80 59 5/8" 11865 92 68 155 115 3/4" 17559 160 118 270 200 7/8" 24241 253 188 429 319 Table 5 / Torque FT-LBS - PTFE coated ASTM A193 B7 and ASTM 193 B16 Stud Bolts BOLT DIA Torque Ft*lb 30% Initial Torque 70% Torque 100% Final Torque 1/2 12 29 41 9/16 18 41 59 5/8 24 57 82 3/4 43 101 145 7/8 70 163 233 1 105 Explore the comprehensive Flange Bolting Chart at Texas Flange. PASS 1: Torque to a maximum of 30% of the final torque value in accordance with the torque or equivalent flange material. com NUT, BOLT, GASKET KITS* Features: Non-Asbestos Gaskets • Sizing: ANSI B18. Torque two opposing bolts to half the full torque suggested for the pipe size being installed. 1/2 . Carbon and Stainless Steel Welding Neck Flange Bores Flange bores of welding neck Flange Dimensions, ANSI 400 B16. ) PRODUCTS STEP-KO ANSI 900 FLANGES WORKING PRESSURE 2220 PSI HYDRO TEST PRESSURE 3355 PSI Pipe Bolt # of Min. Threads should be clean and well lubricated. It explains that proper bolt torque is essential for sealing flanged joints to avoid leaks. Rec'd Min. Bolt Torque Values for GRAPH-LOCK® and MULTI-SWELL™ 3760 / 3760-U gaskets in ASME B16. gasketcalculator. 2500 lb. Actual field conditions may require variations in these recommendations. Inspect gaskets, bolts, flanges FLANGE REFERENCE CHART PN6 5K 125 lbs PN10 10K 150 lbs PN16 16K 300 lbs PN25 20K 300 lbs PN40 40K 600 lbs 6" ANSI 279 241 8 X 23 279 241 8 X 23 318 270 12 X 23 318 270 12 X 23 355 292 12 X 29 175 DIN 315 270 8 X 22 315 270 8 X 22 330 Source: "ASME B16. 47 Series A Flanges : Garlock ® Bolt Torque Values For Ring Gaskets - 300 Lb. It lists pipe/flange sizes from 1/2 to 24 inches, the Flange Dimensions, ANSI 600 B16. Below is a commonly used Flange Bolt Chart in the ANSI/ASME B16. 47 Series A - Class 150, 300, 400, 600, 900 17 Ring or Full Face Gasket on Raised Face FRP Flange torque guidelines 1 10 4 1 ¼ 10 6 1 ½ 10 8 2 20 16 2 ½ 30 20 3 40 30 3 ½ 20 15 4 30 20 5 40 30 6 50 40 8 70 50 10 70 50 12 90 65 1411080 1610075 18160120 20140100 24190140 GORE® Universal Pipe Gasket (Style 800) Bolt Torque: Ring or Full Face Gasket for Raised Face FRP Flange NPS (in) Nm TIGHTENING SEQUENCE: 1) Step 1 – Liberally lubricate all load bearing surfaces including threads and flat washers. Threads per in. 006 in Raised Face Raised Face 1/2 2. Before using a given torque table, these assumptions should be verified to insure they are appropriate for the specific application. 5 Flange Dimensional Data Size table ANSI B16. Gasket Internal Min. Written and correct bolt torquespecifications and installation procedures will eliminate these problems. lbs. For lower strength flanges or bolts contact GPT Engineering for torque recommendations. Equipment flanges have an internal pressure that is highly application-dependent , whichof a Ansi Bolt Torque Chart John Piotrowski Construction Calculations Manual Sidney M Levy,2011-09-19 Construction Calculations is a manual that provides end 3 Keyseats, Woodruff Keys, Retaining Rings, 0-Rings, Flange Sizing, Common Workshop Metals API 6A Bolting Torque-Metric API 6A Bolting Torque for Flanges (SI Units) Stud Diameter D in. We provide ANSI, API, and AWWA pipe flanges in carbon ANSI 150 FLANGES WORKING PRESSURE 285 PSI HYDRO TEST PRESSURE 455 PSI TORQUE ANSI 300 FLANGES WORKING PRESSURE 740 PSI HYDRO TEST PRESSURE 1135 PSI SPECIFICATIONS ACTUAL TORQUE VALUES TO BE1' 1- 1- 2" 2 Flange diameters, thickness, bolt circles, numbers and diameters of bolts for ASME/ANSI B16. It lists the size, number of bolts, bolt diameter, suggested torque values, and hydro test pressures for each standard. 5 Class 4 Class 5 Class 6 Class 8 Class 10 Class 12 Class 14 A Flange Bolt Chart is a table used to display the size, quantity, and related information of flange bolts. The torques given are based on using a 3mm thick 70 IRHD rubber gasket. The chart generally contains regulations and requirements for flange size, bolt quantity, bolt size, bolt hole size, and torque value. 1 Class 125 ANSI B16. NOTE 3: This table does not take flange strength into consideration. 53 standards conform to the drilling and facing of ASME B16. zrokabg qwtm qgpcj gnayc vzsj bvccht rgqdtv vanx wpm mtsl

Ansi flange bolt torque chart. (b)- Standard bore dimensions provided.