Stainless Steel ASTM A193 B8M Bolts
ASTM A193 B8M Structural Bolt, ASTM A193 B8M T-Head Bolts, ASTM A193 B8M Mushroom Head Square Neck Bolts, ASTM A193 B8M Bent Bolts Suppliers in India.
Ranfit Metal & Alloys is a known manufacturer and supplier of ASTM A193 B8M Stainless Steel Bolts, which are extremely resistant to break. Owing to our expertise in this field, we are offering ASTM A193 B8M Bolts that is constructed by our team using high grade component under the guidance of technocrats. This ASTM A193 B8M Heavy Hex Bolts is available within different size and shape as per the demand of esteemed customers. These ASTM A193 B8M Stud Bolts are available in various dimensions, sizes, thickness and diameters. Being known amongst client centric organization, we are engaged in manufacturing and supplying a large array of ASTM A193 B8M Washers, which is available as per the needs of the customers and in various dimensions.
To ensure that these ASTM A193 B8M Double Ended Stud Bolts are compliance to the industry norms, our experts stringently checks on various required standard. ASTM A193 B8M Round Bars is also known for delivering smoothly featured bore and satisfactory fluid flow. In addition, our ASTM A193 B8M Bars is inspected on diverse industry norms to ensure the longer life. Further, these ASTM A193 B8M Studs/Rods can also be provided in customized dimensions as demanded by the customers. We provide a comprehensive range of ASME SA 193 B8M Fasteners which is manufactured using quality raw material and makes the product much more durable and resistive against breakage.
ASTM A193 B8M Bolts, ASTM A193 B8M Foundation Bolts, ASTM A193 B8M Structural Bolts, ASTM A193 B8M Square Bolts Supplier & Exporter in India.
Stainless Steel ASTM A193 B8M Bolts Specification
| Grade Specification | ASTM A193 B8M |
|---|---|
| SS ASTM A193 B8M Bolt size | M02 to M160, Custom Sizes |
| SS ASTM A193 B8M Bolts Length | 3 mm to 200 mm |
| SS ASTM A193 B8M Bolt | UNF, BSW, BSF, METRIC, UNC, or as required |
| Standard of SS ASTM A193 B8M Bolts | IS1364, ISO 4014, ISO 4017, DIN 933, DIN 931, BS 1083, BS 1768, ASME B18.2.1, JIS B1180, DIN 558, ISO 4018, DIN-EN14399-4, DIN 601, ISO 4016, CSN 21301, EU 24016, DIN 7968, DIN7990, ASME B18.2.1, B18.5 |
| Form of SS ASTM A193 B8M Bolts | Hex, Threading, Square, Round as per Gauge Etc. |
| Raw materials Source | JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin, etc. |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Popular Types of Bolts | Hex Bolts, Flange Bolts, Hex Head Bolts, Lag Bolts, Square Bolts, Eye Bolts, U Bolts, T Bolts, Counter sunk Bolts etc. |
| SS ASTM A193 B8M Threads | Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically |
| Test Certificate of Bolts | as per EN 10204 / 3.1 Manufacturer Test Certificate |
| Additional Certifications | PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Production process | M24-M100: hot forging, M2-M24: Cold Froging, for custom-made connecting element machining and CNC |
| Head drive of Bolts | Six-Lobe,Phillips,Phillips/Slot, Slotted etc |
| Packing of Bolts | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
| Surface Coating | Ptfe Coated Bolts Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| SS ASTM A193 B8M Bolts finishing | Coatings & Finishes : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel Zinc (blue, black, yellow, white), black oxide, |
Stainless Steel ASTM A193 B8M Bolts Equivalent Grades
| Grade | Designation |
| B8M | A193 B8M: Class 1 Stainless Steel, AISI 316 |
Chemical Composition of SS ASTM A193 B8M Bolts
| Element | B8M |
| Carbon | 0.08% max |
| Manganese | 2.00% max |
| Phosphorus, max | 0.045% |
| Sulfur, max | 0.030% |
| Silicon | 1.00% max |
| Chromium | 16.0 – 18.0% |
| Nickel | 10.0 – 14.0% |
| Molybdenum | 2.00 – 3.00% |
Mechanical Properties of SS ASTM A193 B8M Bolts
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min | HBW | HRC |
| B8M Class 1 | All | 75 | 30 | 30 | 50 | 223 max | 96 max |
| B8M Class 2 | Up to 3/4 | 110 | 95 | 15 | 45 | 321 max | 35 max |
| 7/8 – 1 | 100 | 80 | 20 | 45 | |||
| 1-1/8 – 1-1/4 | 95 | 65 | 25 | 45 | |||
| 1-3/8 – 1-1/2 | 90 | 50 | 30 | 45 |
ASTM A193 B8M Bolts Temperature Range
| SPEC | GRADE | TEMPERATUREdegF(degC) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 650 | 700 | 750 | 800 | 850 | 900 | 950 | 1000 | 1050 | 1100 | ||
| 343 | 371 | 399 | 427 | 454 | 482 | 510 | 538 | 566 | 593 | ||
| ASTM A193 | B6 | 21.2 | 21.2 | 21.2 | 19.5 | 15.6 | 12 | ||||
| ASTM A193 | B7(*) | ||||||||||
| ASTM A193 | B7M | 25 | 25 | 23.6 | 21 | 17 | 12.5 | 8.5 | 4.5 | ||
| ASTM A193 | (*) | 20 | 20 | 20 | 18.5 | 16.2 | 12.5 | 8.5 | 4.5 | ||
| ASTM A193 | B8-CL1 | 11.2 | 11 | 10.8 | 10.5 | 10.3 | 10.1 | 9.9 | |||
| ASTM A193 | B8-CL2 | 25 | |||||||||
| ASTM A193 | (**) | 25 | 25 | 25 | 25 | 23.5 | 20.5 | 16 | 11 | 6.3 | 2.8 |
| ASTM A193 | B16 | ||||||||||
| ASTM A320 | L7 | 25 | 25 | ||||||||
| BS | B17B | 20 | 19.8 | 19.8 | 19.8 | 19.7 | 19.7 | 19.6 | 19.4 | 19.3 | 16.6 |
| ASTM 453 | 660 | 20.2 | 20.1 | 20 | 19.9 | 19.9 | 19.9 | 19.8 | 19.8 | ||
| (*) FOR BOLT DIAMETERS < 2 1/2" PLEASE NOTE THAT THE ABOVE VALUES ARE FOR REFERENCE PURPOSES ONLY. VALUES SHOULD BE EXTRACTED FROM ASME OR BS 5500. (**) FOR BOLT DIAMETERS < 3/4" |
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Types of Stainless Steel ASTM A193 B8M Bolts
Stainless Steel ASTM A193 B8M Hex Bolts
Stainless Steel ASTM A193 B8M Allen Cap Bolts
Stainless Steel ASTM A193 B8M Hollow Allen Bolts
Stainless Steel ASTM A193 B8M T Bolts
Stainless Steel ASTM A193 B8M Tap End Stud Bolts
Stainless Steel ASTM A193 B8M Double End Stud Bolt
Stainless Steel ASTM A193 B8M Fully Threaded Stud Bolts
Stainless Steel ASTM A193 B8M Anchor Bolts
Stainless Steel ASTM A193 B8M J Bolts
Stainless Steel ASTM A193 B8M U Bolts
Stainless Steel ASTM A193 B8M Square Bolts
Stainless Steel ASTM A193 B8M Carriage Bolts
Stainless Steel ASTM A193 B8M Long Eye Bolts
Stainless Steel ASTM A193 B8M Shoulder Bolt
SS ASTM A193 B8M Bolts Forms & Availability
| Products | Size | |
|---|---|---|
| Stainless Steel ASTM A193 B8M Heavy Hex Bolts | Stainless Steel ASTM A193 B8M Hollow Hex Bolts | M 02 to M 160, Custom Sizes |
| Stainless Steel ASTM A193 B8M Hollow Allen Bolts | Stainless Steel ASTM A193 B8M Machine Bolts | |
| Stainless Steel ASTM A193 B8M Socket Head Bolts | Stainless Steel ASTM A193 B8M Hex Flange Bolts | |
| Stainless Steel ASTM A193 B8M Eye Bolts | Stainless Steel ASTM A193 B8M Lag Bolts | |
| Stainless Steel ASTM A193 B8M J Bolts | Stainless Steel ASTM A193 B8M U Bolts | |
| Stainless Steel ASTM A193 B8M Shoulder Bolts | Stainless Steel ASTM A193 B8M Elevator Bolts | |
| Stainless Steel ASTM A193 B8M Hanger Bolts | Stainless Steel ASTM A193 B8M Allen Bolts | |
ANSI And/Or ASME Standards Bolts (Inch Series)
| Description | Standard | Measurement System |
|---|---|---|
| Square & Hex Head Bolts | ANSI/ASME B18.2.1 | Inch Series |
| Hex Head Bolts | ANSI/ASME B18.2.3.5M | Metric |
| Heavy Hex Bolts | ANSI/ASME B18.2.3.6M | Metric |
| Heavy Hex Structural Bolts | ANSI/ASME B18.2.3.7M | Metric |
| Square Head Bolts | ANSI/ASME B18.2.3.10M | Metric |
| Round Head Bolts | ANSI/ASME B18.5 | Inch Series |
| Round Head Short Square Neck Bolts | ANSI/ASME B18.5.2.1M | Metric |
| Round Head Square Neck Bolts | ANSI/ASME B18.5.2.2M | Metric |
| Round Head Square Neck Bolts With Large Head | ANSI/ASME B18.5.2.3M | Metric |
| Track Bolts | ANSI/ASME B18.10 | Inch Series |
| Forged Eye Bolts | ANSI/ASME B18.15 | Inch Series |
| Lifting Eye Bolts | ANSI/ASME B18.15M | Metric |
| Hex Head Bolts | DIN 931 | Metric |
| Heavy Hex Bolts | DIN 6914 | Metric |
| Countersunk Square Head Bolts With Short Neck | DIN 608 | Metric |
| Lifting Eye Bolts (Type A) | DIN 444A | Metric |
| Lifting Eye Bolts (Type B) | DIN 444B | Metric |
| Square Head Bolts With Collar | DIN 478 | Metric |
| Forged Lifting Eyes/Eye Bolts | DIN 580 | Metric |
| Carriage Bolts | DIN 603 | Metric |
| Flat Countersunk Nib Bolts | DIN 604 | Metric |
| Carriage Bolts | DIN 607 | Metric |
| U Bolts | DIN 3570 | Metric |
| Hex Flange Bolts | DIN 6921 | Metric |
| Plough Bolts with 2 Nibs | DIN 11014 | Metric |
| Hex Head Bolts with Shank | ISO 4014 | Metric |
| Hex Head Bolts with Nuts | ISO 4016 | Metric |
| Full Thread Hex Head Bolts | ISO 4017 | Metric |
| Hex Flange Bolts | ISO 4162 | Metric |
| Hex Flange Bolts | ISO 8100 | Metric |
| Hex Bolt With Flange | ISO 8102 | Metric |
| Hex Flange Bolts | ISO 15071 | Metric |
| Mushroom Head Square Neck Bolts | ISO 8677 | Metric |
| Fine Threaded Hex Head Bolts | ISO 8765 | Metric |
| Hex Head Bolts | IS 1363 Part 1 | Metric |
| Hex Head Bolts | IS 1363 Part 2 | Metric |
| Hex Head Bolts | IS 1364 Part 1 | Metric |
| Hex Head Bolts For Structural Joints | IS 6639 | Metric |
| Hex Head Transmission Tower Bolts | IS 12427 | Metric |
| Hexagon Flange Bolts | IS 15582 | Metric |
Property Class
| For Bolts & Screws | A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H |
| For Nuts | A2-70, A2-80, A4-70, A4-80, F594C, F594D, F594G, F594H, A2-035, A4-040 |
| For SHCS | F837B, F837C, F837E, F837 |
| For Threaded Rods | A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H, B8, B8M CL1 & CL2 |
SS ASTM A193 B8M Bolts Dimensions
| **All measurements in millimeters** | ||||||||
|---|---|---|---|---|---|---|---|---|
| NOMINAL SIZE (D) | BODY DIAMETER | HEAD THICKNEASTM A193 | ACROASTM A193 THE FLATS | ACROASTM A193 CORNERS | ||||
| D (MAX) | D (MIN) | H (MAX) | H (MIN) | F (MAX) | F (MIN) | C (MAX) | C (MIN) | |
| m10 | 10.00 | 9.78 | 6.63 | 6.17 | 17.00 | 15.73 | 18.48 | 17.77 |
| m12 | 12.00 | 11.73 | 7.76 | 4.24 | 19.00 | 17.73 | 20.78 | 20.03 |
| m14 | 14.00 | 13.73 | 9.09 | 8.51 | 22.00 | 20.67 | 24.25 | 23.35 |
| m16 | 16.00 | 15.73 | 10.32 | 9.68 | 24.00 | 23.67 | 27.71 | 26.75 |
| m20 | 20.00 | 19.67 | 12.88 | 12.12 | 30.00 | 29.16 | 34.64 | 32.95 |
| m24 | 24.00 | 23.67 | 15.44 | 14.56 | 36.00 | 35.00 | 41.57 | 39.55 |
| m30 | 30.00 | 29.67 | 19.48 | 17.92 | 46.00 | 45.00 | 53.12 | 50.85 |
| m36 | 36.00 | 35.61 | 23.38 | 21.63 | 55.00 | 53.80 | 63.51 | 60.79 |
| m42 | 42.00 | 41.38 | 26.97 | 25.03 | 65.00 | 62.90 | 75.06 | 71.71 |
| m48 | 48.00 | 47.38 | 31.07 | 28.93 | 75.00 | 72.60 | 86.60 | 82.76 |
| m56 | 56.00 | 55.26 | 36.2 | 33.80 | 85.00 | 82.20 | 98.15 | 93.71 |
| m64 | 64.00 | 63.26 | 41.32 | 38.68 | 95.00 | 91.80 | 109.70 | 104.65 |
| m72 | 72.00 | 71.26 | 46.45 | 43.55 | 105.00 | 101.40 | 121.24 | 115.60 |
| m80 | 80.00 | 79.26 | 51.58 | 48.42 | 115.00 | 111.00 | 132.72 | 126.54 |
| m90 | 90.00 | 89.13 | 57.74 | 54.26 | 130.00 | 125.50 | 150.11 | 143.07 |
| m100 | 90.00 | 99.13 | 63.9 | 60.10 | 145.00 | 140.00 | 167.43 | 159.60 |
SS ASTM A193 B8M Bolts Torque Chart
| Torque Specifications | ||||||
|---|---|---|---|---|---|---|
| Bolt Size Inches or # | Threads Per Inch | Standard Dry Torque in Inch-Pounds | ||||
| ASTM A193 B8M Stainless Steel | ||||||
| #2 | 56 | 2.5 | ||||
| 64 | 3.0 | |||||
| #3 | 48 | 3.9 | ||||
| 56 | 4.4 | |||||
| #4 | 40 | 5.2 | ||||
| 48 | 6.6 | |||||
| #5 | 40 | 7.7 | ||||
| 44 | 9.4 | |||||
| #6 | 32 | 9.6 | ||||
| 40 | 12.1 | |||||
| #8 | 32 | 19.8 | ||||
| 36 | 22.0 | |||||
| #10 | 24 | 22.8 | ||||
| 32 | 31.7 | |||||
| 1/4 | 20 | 75.2 | ||||
| 28 | 94.0 | |||||
| 5/16 | 18 | 132 | ||||
| 24 | 142 | |||||
| 3/8 | 16 | 236 | ||||
| 24 | 259 | |||||
| 7/16 | 14 | 376 | ||||
| 20 | 400 | |||||
| 1/2 | 13 | 517 | ||||
| 20 | 541 | |||||
| 9/16 | 12 | 682 | ||||
| 18 | 752 | |||||
| 5/8 | 11 | 1110 | ||||
| 18 | 1244 | |||||
| 3/4 | 10 | 1530 | ||||
| 16 | 1490 | |||||
| 7/8 | 9 | 2328 | ||||
| 14 | 2318 | |||||
| 1 | 8 | 3440 | ||||
| 14 | 3110 | |||||
| 1 1/8 | 7 | 413 | ||||
| 12 | 390 | |||||
| 1 1/4 | 7 | 523 | ||||
| 12 | 480 | |||||
| 1 1/2 | 6 | 888 | ||||
| 12 | 703 | |||||
Stainless Steel ASTM A193 B8M Bolts Sizes
| Stainless Steel ASTM A193 B8M Bolts size chart | Stainless Steel ASTM A193 B8M Bolts size guide | Stainless Steel ASTM A193 B8M Bolts dimensions |
|---|---|---|
| 3/8″-16 x 1″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts | 1/2″-13 x 1-1/2″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts | 1/4″-20 x 1″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts |
| 3/8″-16 x 1-1/4″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts | 3/8″-16 x 1-1/2″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts | 1/4″-20 x 3/4″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts |
| 1/2″-13 x 2″ Grade 8 Yellow Finish Stainless Steel ASTM A193 B8M Bolts | 1/2″-13 x 2″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts | 1/2″-13 x 1-1/2″ Grade 8 Yellow Finish Stainless Steel ASTM A193 B8M Bolts |
| 5/8″-11 x 2″ Grade 8 Yellow Finish Stainless Steel ASTM A193 B8M Bolts | 1/4″-20 x 3/4″ Grade 18-8 Stainless Steel Stainless Steel ASTM A193 B8M Bolts | 5/16″-18 x 1″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts |
| 3/8″-16 x 1″ Grade 8 Yellow Finish Stainless Steel ASTM A193 B8M Bolts | 3/8″-16 x 1″ Grade 18-8 Stainless Steel Stainless Steel ASTM A193 B8M Bolts | 3/8″-16 x 1-1/2″ Grade 8 Yellow Finish Stainless Steel ASTM A193 B8M Bolts |
| 1/4″-20 x 1″ Grade 18-8 Stainless Steel Stainless Steel ASTM A193 B8M Bolts | 5/8″-11 x 2″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts | 5/8″-11 x 2-1/2″ Grade 8 Yellow Finish Stainless Steel ASTM A193 B8M Bolts |
| 3/8″-16 x 2″ Grade 5 Finish Stainless Steel ASTM A193 B8M Bolts | 3/8″-16 x 1-1/4″ Grade 8 Yellow Finish Stainless Steel ASTM A193 B8M Bolts |
ASTM A193 B8M Stainless Steel Bolts Weight Chart
| MM THREADS AS PER IS 1363/67 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| APPROXIMATE WEIGHT IN KGS FOR 100 NOS | ||||||||||
| LENGTH | DIAMETER | |||||||||
| M 5 | M 6 | M 8 | M 10 | M 12 | M 14 | M 16 | M 18 | M 20 | M 22 | |
| 16 mm | 0.448 | 0.743 | 1.590 | 3.211 | ||||||
| 20 mm | 0.598 | 0.812 | 1.711 | 3.411 | 4.892 | |||||
| 25 mm | 0.660 | 0.897 | 1.871 | 3.660 | 5.252 | 8.170 | ||||
| 30 mm | 0.737 | 1.010 | 2.070 | 3.912 | 5.574 | 9.690 | 10.707 | 18.657 | ||
| 35 mm | 0.804 | 1.120 | 2.271 | 4.223 | 5.974 | 10.000 | 11.416 | 16.026 | 19.608 | |
| 40 mm | 0.881 | 1.230 | 2.470 | 4.533 | 6.410 | 10.288 | 12.107 | 16.667 | 20.747 | |
| 45 mm | 0.958 | 1.340 | 2.671 | 4.840 | 6.859 | 10.504 | 12.821 | 17.241 | 21.739 | |
| 50 mm | 1.030 | 1.450 | 2.870 | 5.155 | 7.299 | 11.261 | 13.624 | 17.857 | 22.727 | 28.409 |
| 55 mm | 1.560 | 3.071 | 5.464 | 7.740 | 11.628 | 14.409 | 18.868 | 23.810 | 30.120 | |
| 60 mm | 1.670 | 3.270 | 5.774 | 8.183 | 12.255 | 15.244 | 20.000 | 25.126 | 32.051 | |
| 65 mm | 1.781 | 3.472 | 6.083 | 8.621 | 12.626 | 16.026 | 21.008 | 26.455 | 34.014 | |
| 70 mm | 1.890 | 3.671 | 6.394 | 9.058 | 12.987 | 16.835 | 22.124 | 27.778 | 35.461 | |
| 75 mm | 2.000 | 3.873 | 6.702 | 9.506 | 13.228 | 17.606 | 23.256 | 29.070 | 39.063 | |
| 80 mm | 2.111 | 4.072 | 7.013 | 10.000 | 13.889 | 18.248 | 24.510 | 30.303 | 40.000 | |
| 90 mm | 4.472 | 7.634 | 10.917 | 14.925 | 19.841 | 26.042 | 33.113 | 41.667 | ||
| 100 mm | 4.873 | 8.251 | 11.820 | 16.340 | 21.459 | 27.778 | 35.714 | 46.296 | ||
| 110 mm | 8.881 | 12.723 | 17.730 | 23.041 | 31.250 | 38.168 | 47.170 | |||
| 120 mm | 9.506 | 13.624 | 18.797 | 24.631 | 32.895 | 40.984 | 50.000 | |||
| 130 mm | 10.101 | 14.535 | 20.000 | 26.316 | 34.722 | 43.478 | 52.632 | |||
| 140 mm | 10.707 | 15.432 | 20.833 | 27.933 | 35.461 | 46.296 | 55.556 | |||
| 150 mm | 11.312 | 16.340 | 22.222 | 29.412 | 37.594 | 48.544 | 58.824 | |||
| 160 mm | 11.905 | 17.241 | 24.272 | 31.056 | 40.984 | 50.505 | 61.728 | |||
| 170 mm | 12.500 | 18.116 | 32.680 | 53.191 | 64.935 | |||||
| 180 mm | 13.123 | 19.011 | 26.882 | 34.247 | 55.556 | 67.568 | ||||
| 190 mm | 13.736 | 19.920 | 35.971 | 58.140 | 70.423 | |||||
| 200 mm | 14.327 | 20.833 | 29.586 | 37.594 | 49.020 | 60.976 | 73.529 | |||
| 220 mm | 15.528 | 22.624 | 40.650 | 65.789 | 79.365 | |||||
| 240 mm | 16.722 | 24.510 | 43.860 | 71.429 | 84.746 | |||||
| 250 mm | 17.301 | 25.381 | 45.455 | 74.627 | 87.719 | |||||
| 260 mm | 17.921 | 26.316 | 47.170 | 76.923 | 90.909 | |||||
| 280 mm | 19.157 | 28.090 | 50.505 | 81.967 | 98.039 | |||||
| 300 mm | 20.325 | 29.940 | 53.763 | 87.719 | 104.167 | |||||
| 320 mm | 31.646 | 56.818 | 92.593 | |||||||
| 340 mm | 33.557 | 60.241 | 98.039 | |||||||
| 360 mm | 35.211 | 63.291 | 104.167 | |||||||
| 380 mm | 37.037 | 66.667 | 108.696 | |||||||
| 400 mm | 39.063 | 69.444 | 113.636 | |||||||
ASTM A193 B8M Stud Bolt Size Chart
| Class 150 Flanges ASME B8M.5 (Stud bolt sizes) | Length of Stud Bolts | |||||||
|---|---|---|---|---|---|---|---|---|
| NPS | Outside Diameter of Flange | The diameter of Bolt Circle | The diameter of Bolt Holes | Number of Bolts | Diameter of Bolts | Raised Face 0.06 in |
Ring Joint | |
| 1/2 | 3 1/2 | 2 3/8 | 5/8 | 4 | 1/2 | 2 1/4 | – | |
| 3/4 | 3 7/8 | 2 3/4 | 5/8 | 4 | 1/2 | 2 1/2 | – | |
| 1 | 4 1/4 | 3 1/8 | 5/8 | 4 | 1/2 | 2 1/2 | 3 | |
| 1 1/4 | 4 5/8 | 3 1/2 | 5/8 | 4 | 1/2 | 2 3/4 | 3 1/4 | |
| 1 1/2 | 5 | 3 7/8 | 5/8 | 4 | 1/2 | 2 3/4 | 3 1/4 | |
| 2 | 6 | 4 3/4 | 3/4 | 4 | 5/8 | 3 1/4 | 3 3/4 | |
| 2 1/2 | 7 | 5 1/2 | 3/4 | 4 | 5/8 | 3 1/2 | 4 | |
| 3 | 7 1/2 | 6 | 3/4 | 4 | 5/8 | 3 1/2 | 4 | |
| 3 1/2 | 8 1/2 | 7 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
| 4 | 9 | 7 1/2 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
| 5 | 10 | 8 1/2 | 7/8 | 8 | 3/4 | 3 3/4 | 4 1/4 | |
| 6 | 11 | 9 1/2 | 7/8 | 8 | 3/4 | 4 | 4 1/2 | |
| 8 | 13 1/2 | 11 3/4 | 7/8 | 8 | 3/4 | 4 1/4 | 4 3/4 | |
| 10 | 16 | 14 3/4 | 1 | 12 | 7/8 | 4 1/2 | 5 | |
| 12 | 19 | 17 | 1 | 12 | 7/8 | 4 3/4 | 5 1/4 | |
| 14 | 21 | 18 3/4 | 1 1/8 | 12 | 1 | 5 1/4 | 5 3/4 | |
| 16 | 23 1/2 | 21 1/4 | 1 1/8 | 16 | 1 | 5 1/4 | 5 3/4 | |
| 18 | 25 | 22 3/4 | 1 1/4 | 16 | 1 1/8 | 5 3/4 | 6 1/4 | |
| 20 | 27 1/2 | 25 | 1 1/4 | 20 | 1 1/8 | 6 1/4 | 6 3/4 | |
| 24 | 32 | 29 1/2 | 1 1/4 | 20 | 1 1/4 | 6 3/4 | 7 1/4 | |
| Class 300 Flanges ASME B8M.5 | Length of Stud Bolts | |||||||
| NPS | Outside Diameter of Flange | The diameter of Bolt Circle | The diameter of Bolt Holes | Number of Bolts | Diameter of Bolts | Raised Face 0.06 in |
Ring Joint | |
| 1/2 | 3 3/4 | 2 5/8 | 5/8 | 4 | 1/2 | 2 1/2 | 3 | |
| 3/4 | 4 5/8 | 3 1/4 | 3/4 | 4 | 5/8 | 3 | 3 1/2 | |
| 1 | 4 7/8 | 3 1/2 | 3/4 | 4 | 5/8 | 3 | 3 1/2 | |
| 1 1/4 | 5 1/4 | 3 7/8 | 3/4 | 4 | 5/8 | 3 1/4 | 3 3/4 | |
| 1 1/2 | 6 1/8 | 4 1/2 | 7/8 | 4 | 3/4 | 3 1/2 | 4 | |
| 2 | 6 1/2 | 5 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
| 2 1/2 | 7 1/2 | 5 7/8 | 7/8 | 8 | 3/4 | 4 | 4 1/2 | |
| 3 | 8 1/4 | 6 5/8 | 7/8 | 8 | 3/4 | 4 1/4 | 4 3/4 | |
| 3 1/2 | 9 | 7 1/4 | 7/8 | 8 | 3/4 | 4 1/4 | 5 | |
| 4 | 10 | 7 7/8 | 7/8 | 8 | 3/4 | 4 1/2 | 5 | |
| 5 | 11 | 9 1/4 | 7/8 | 8 | 3/4 | 4 3/4 | 5 1/4 | |
| 6 | 12 1/2 | 10 5/8 | 7/8 | 12 | 3/4 | 4 3/4 | 5 1/2 | |
| 8 | 15 | 13 | 1 | 12 | 7/8 | 5 1/2 | 6 | |
| 10 | 17 1/2 | 15 1/4 | 1 1/8 | 16 | 1 | 6 1/4 | 6 3/4 | |
| 12 | 20 1/2 | 17 3/4 | 1 1/4 | 16 | 1 1/8 | 6 3/4 | 7 1/4 | |
| 14 | 23 | 20 1/4 | 1 1/4 | 20 | 1 1/8 | 7 | 7 1/2 | |
| 16 | 25 1/2 | 22 1/2 | 1 3/8 | 20 | 1 1/4 | 7 1/2 | 8 | |
| 18 | 28 | 24 3/4 | 1 3/8 | 24 | 1 1/4 | 7 3/4 | 8 1/4 | |
| 20 | 30 1/2 | 27 | 1 3/8 | 24 | 1 1/4 | 8 | 8 3/4 | |
| 24 | 36 | 32 | 1 5/8 | 24 | 1 1/2 | 9 | 10 | |
ASTM A193 B8M Stud Bolt Torque Chart
| Flange Size |
B8M.5 Class 150 RF/ Ring Gaskets | B8M.5 Class 150 FF/ Full Face Gaskets | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Torque / Round (ft-lbs) | Stud Bolts Tighten Sequence | Torque / Round (ft-lbs) | Stud Bolts Tighten Sequence | |||||||
| 1st | 2nd | Final | Dwg/No. | Bolt Size | 1st | 2nd | Final | Dwg*/No. | Bolt Size | |
| 1/2″ | 10 | 20 | 30 | 4-bolt | 1/2″ | 20 | 40 | 60 | 4-bolt | 1/2″ |
| 3/4″ | 13 | 27 | 40 | 4-bolt | 1/2″ | 20 | 40 | 60 | 4-bolt | 1/2″ |
| 1″ | 15 | 30 | 50 | 4-bolt | 1/2″ | 20 | 40 | 60 | 4-bolt | 1/2″ |
| 1-1/4″ | 20 | 40 | 60 | 4-bolt | 1/2″ | 20 | 40 | 60 | 4-bolt | 1/2″ |
| 1-1/2″ | 20 | 40 | 60 | 4-bolt | 1/2″ | 20 | 40 | 60 | 4-bolt | 1/2″ |
| 2″ | 40 | 80 | 120 | 4-bolt | 5/8″ | 40 | 80 | 120 | 4-bolt | 5/8″ |
| 2-1/2″ | 40 | 80 | 120 | 4-bolt | 5/8″ | 40 | 80 | 120 | 4-bolt | 5/8″ |
| 3″ | 40 | 80 | 120 | 4-bolt | 5/8″ | 40 | 80 | 120 | 4-bolt | 5/8″ |
| 3-1/2″ | 40 | 80 | 120 | 8-bolt | 5/8″ | 40 | 80 | 120 | 8-bolt | 5/8″ |
| 4″ | 40 | 80 | 120 | 8-bolt | 5/8″ | 40 | 80 | 120 | 8-bolt | 5/8″ |
| 5″ | 60 | 120 | 200 | 8-bolt | 3/4″ | 60 | 120 | 200 | 8-bolt | 3/4″ |
| 6″ | 60 | 120 | 200 | 8-bolt | 3/4″ | 60 | 120 | 200 | 8-bolt | 3/4″ |
| 8″ | 60 | 120 | 200 | 8-bolt | 3/4″ | 60 | 120 | 200 | 8-bolt | 3/4″ |
| 10″ | 95 | 190 | 320 | 12-bolt | 7/8″ | 95 | 190 | 320 | 12-bolt | 7/8″ |
| 12″ | 95 | 190 | 320 | 12-bolt | 7/8″ | 95 | 190 | 320 | 12-bolt | 7/8″ |
| 14″ | 147 | 294 | 490 | 12-bolt | 1″ | 147 | 294 | 490 | 12-bolt | 1″ |
| 16″ | 147 | 294 | 490 | 16-bolt | 1″ | 147 | 294 | 490 | 16-bolt | 1″ |
| 18″ | 213 | 426 | 710 | 16-bolt | 1-1/8″ | 213 | 426 | 710 | 16-bolt | 1-1/8″ |
| 20″ | 213 | 426 | 710 | 20-bolt | 1-1/8″ | 213 | 426 | 710 | 20-bolt | 1-1/8″ |
| 24″ | 300 | 600 | 1,000 | 20-bolt | 1-1/4″ | 300 | 600 | 1,000 | 20-bolt | 1-1/4″ |
ASTM A193 B8M Stud Bolts Dimension
| Diameter | Diameter in mm | Diameter in inch | Nut Sizes |
|---|---|---|---|
| M12 | 12 | 0.4724 | 19 |
| M10 | 10 | 0.3937 | 17 |
| M14 | 14 | 0.5512 | 22 |
| M18 | 18 | 0.7087 | 27 |
| M16 | 16 | 0.6299 | 24 |
| M20 | 20 | 0.7874 | 30 |
| M24 | 24 | 0.9449 | 36 |
| M22 | 22 | 0.8661 | 32 |
| M27 | 27 | 1.063 | 41 |
| M33 | 33 | 1.2992 | 50 |
| M30 | 30 | 1.1811 | 46 |
| M36 | 36 | 1.4173 | 55 |
| M42 | 42 | 1.6535 | 65 |
| M39 | 39 | 1.5354 | 60 |
| M45 | 45 | 1.7717 | 70 |
| M52 | 52 | 2.0472 | 80 |
| M48 | 48 | 1.8898 | 75 |
| M56 | 56 | 2.2047 | 85 |
| M64 | 64 | 2.5197 | 95 |
| M60 | 60 | 2.3622 | 90 |
| M68 | 68 | 2.6772 | 100 |
| M76 | 76 | 2.9921 | 110 |
| M72 | 72 | 2.8346 | 105 |
| M80 | 80 | 3.1496 | 115 |
| M90 | 90 | 3.5433 | 130 |
| M85 | 85 | 3.3464 | 120 |
| M100 | 100 | 3.937 | 145 |
| M160 | 160 | 6.2992 | 230 |
| M125 | 125 | 4.9212 | 180 |
| M110 | 110 | 4.3307 | 155 |
| M140 | 140 | 5.5118 | 200 |
Other Types of SS ASTM A193 B8M Bolts
| ASTM A193 B8M Eye Bolt | ASTM A193 B8M SS T Bolt |
| Stainless Steel ASTM A193 B8M Lag Bolt | SS ASTM A193 B8M Step Bolt |
| ASTM A193 B8M Allen Bolts | Stainless Steel ASTM A193 B8M Anchor Bolts |
| SS ASTM A193 B8M Steel Counter sunk Bolt | ASTM A193 B8M Stainless Steel Track Bolts |
| ASTM A193 B8M Mushroom Head Square Neck Bolts | Stainless Steel ASTM A193 B8M T-Head Bolts |
| Stainless Steel ASTM A193 B8M Stud Bolts | ASTM A193 B8M Foundation Bolts |
| ASTM A193 B8M Strut Bolts | SS ASTM A193 B8M 6mm Nyloc Bolts |
| Stainless Steel ASTM A193 B8M U Bolt | ASTM A193 B8M Elevator Bolts |
| ASTM A193 B8M 12 Point Flange Bolts | Stainless Steel ASTM A193 B8M Stove Bolts |
| SS ASTM A193 B8M Hanger Bolts | ASTM A193 B8M Hexagon Bolts with Thread |