ASTM A193 B8, B8AIdentification | B8, B8A | | B8C, B8CA | |
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Grade | Unstabilized 18 chromium - 8 Nickel (Type 304 Stainless) | | Stabilized 18 Chromium- 8 Nickel (Type 347 Stainless) | | Element | Range | Tolerance +/- | Range | Tolerance +/- | Carbon, max | 0.08 | 0.01 over | 0.08 | 0.01 over | Manganese, max | 2.00 | 0.04 over | 2.00 | 0.04 over | Phosphorus, max | 0.045 | 0.010 over | 0.045 | 0.010 over | Sulfur, max | 0.030 | 0.005 over | 0.030 | 0.005 over | Silicon | 1.00 | 0.05 over | 1.00 | 0.05 over | Chromium | 18.00 - 20.00 | 0.20 | 17.00 - 19.00 | 0.20 | Nickel | 8.00 - 10.50 | 0.15 | 9.00 - 13.00 | 0.15 | Molybdenum | - | | | | Columbium + Tantalum | - | | 10x carbon, min | 0.05 under |
ASTM A193 B8M, B8MA, B8M2, B8M3, B8P, B8PAIdentification | B8M, B8MA, B8M2, B8M3 | | B8P, B8PA | |
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Grade | 18 Chromium- 10 Nickel- 2 Molybdenum (Type 316 Stainless) | | Unstabilized 18 Chromium - 8 Nickel (Type 305 Nickel) | | Element | Range | Tolerance +/- | Range | Tolerance +/- | Carbon, max | 0.08 | 0.01 over | 0.12 | 0.01 over | Manganese, max | 2.00 | 0.04 over | 2.00 | 0.04 over | Phosphorus, max | 0.045 | 0.010 over | 0.045 | 0.010 over | Sulfur, max | 0.030 | 0.005 over | 0.030 | 0.005 over | Silicon | 1.00 | 0.05 over | 1.00 | 0.05 over | Chromium | 16.00 - 18.00 | 0.20 | 17.00 - 19.00 | .20 | Nickel | 10.00 - 14.00 | 0.15 | 11.00 - 13.00 | 0.15 | Molybdenum | 2.00 - 3.00 | 0.10 | - | - | Columbium + Tantalum | | | | |
ASTM A193 B8N, B8NA, B8MN, B8MNA, B8MLCuN, B8MLCuNaIdentification | B8N, B8NA | | B8MN, B8MNA | | B8MLCuN, B8MLCuNa |
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Grade | (TYPE 304N) s 30451 | | (TYPE 316N) s 31651 | | S 31254 | Element | Range | Tolerance +/- | Range | Tolerance +/- | Range | Carbon, max | 0.08 | 0.01 over | 0.08 | 0.01 over | 0.020 | Manganese, max | 2.00 | 0.04 over | 2.00 | 0.04 over | 1.00 | Phosphorus, max | 0.045 | 0.010 over | 0.045 | 0.010 over | 0.030 | Sulfur, max | 0.030 | 0.005 over | 0.030 | 0.005 over | 0.010 | Silicon, max | 1.00 | 0.05 over | 1.00 | 0.05 over | 0.80 | Chromium | 18.00 - 20.00 | 0.20 | 16.00 - 18.00 | 0.20 | 19.5 - 20.5 | Nickel | 8.00 - 10.50 | 0.15 | 10.00 - 14.00 | 0.15 | 17.5 18.5 | Molybdenum | - | - | 2.00 - 3.00 | 0.10 | 6.0 6.5 | Nitrogen | 0.10 - 0.16 | 0.01 | 0.10 - 0.16 | 0.01 | 0.18 - 0.22 | Copper | - | - | - | - | 0.50 - 1.00 |
ASTM A193 B8T, B8TAIdentification | B8T, B8TA | |
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Grade | Stabilized 18 Chromium - 8 Nickel (Type 321) | | Element | Range | Tolerance +/- | Carbon, max | 0.08 | 0.01 over | Manganese, max | 2.00 | 0.04 over | Phosphorus, max | 0.045 | 0.010 over | Sulfur, max | 0.030 | 0.005 over | Silicon, max | 1.00 | 0.05 | Nickel | 9.00 - 12.00 | 0.15 | Chromium | 17.00 - 19.00 | 0.20 | Titanium | 5 X CARBON, MIN | 0.05 under |
ASTM A193 B8R, B8RA, B8S, B8SAIdentification | B8R, B8RA | | B8S, B8SA | |
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Grade | 22 Chromium - 13 Nickel - 5 Manganese | | 18 Chromium - 8 Nickel - 4 Silicon + Nitrogen | | Element | Range | Tolerance +/- | Range | Tolerance +/- | Carbon, max | 0.06 | 0.01 over | 0.10 | 0.01 over | Manganese, max | 4.00 - 6.00 | 0.05 | 7.00 - 9.00 | 0.06 | Phosphorus, max | 0.040 | 0.005 over | 0.040 | 0.005 over | Sulfur, max | 0.030 | 0.005 over | 0.030 | 0.005 over | Silicon | 1.00 MAX | 0.05 over | 3.5 - 4.5 | 0.15 | Chromium | 20.50 - 23.50 | 0.25 | 16.00 - 18.00 | 0.20 | Nickel | 11.50 - 13.50 | 0.15 | 8.00 - 9.00 | 0.10 | Molybdenum | 1.50 - 3.00 | 0.10 | - | - | Nitrogen | 0.20 - 0.40 | 0.02 | 0.08 - 0.18 | 0.01 | Columbium + Tantalum | 0.10 - 0.30 | 0.05 | - | - | Vanadium | 0.10 - 0.30 | 0.02 | - | - |
ASTM A193 B8LN, B8LNA, B8MLN, B8LNAIdentification | B8LN, B8LNA | | B8MLN, B8MLNA | |
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Grade | TYPE 304N WITH RESTRICTED CARBON | | TYPE 316N WITH RESTRICTED CARBON | | Element | Range | Tolerance +/- | Range | Tolerance +/- | Carbon, max | 0.030 | 0.005 over | 0.030 | 0.005 over | Manganese, max | 2.00 | 0.04 over | 2.00 | 0.04 over | Phosphorus, max | 0.045 | 0.010 over | 0.045 | 0.010 over | Sulfur, max | 0.030 | 0.005 over | 0.030 | 0.005 over | Silicon | 1.00 | 0.05 over | 1.00 | 0.05 over | Chromium | 18.00 - 20.00 | 0.20 | 16.00 - 18.00 | 0.20 | Nickel | 8.00 - 10.50 | 0.15 | 10.00 - 14.00 | 0.15 | Molybdenum | - | - | 2.00 - 3.00 | .10 | Nitrogen | 0.10 - 0.16 | 0.01 | 0.10 - 0.16 | 0.01 |
Why Lightning Bolt ASTM A193 Specification fasteners? Lightning Bolt & Supply has been servicing North America’s industrial fastener needs for over 25 years. Since then, our focus on the production of high quality parts at competitive pricing has allowed us to become an industry leader. Our niche in exotic high nickel alloy fasteners include materials such as: hastelloy, Inconel, monel, A-286, 904L, Alloy-20, duplex stainless as well as many additional alloys. Our nearly 100,000 square feet of production space allows us to have one of the largest specialty alloy inventories in the fastener industry. Being centrally headquartered in Baton Rouge, Louisiana, we are capable of shipping to jobsites all over the world. Many of our industrial projects that we supply material to include anchor bolts, and also stud bolts of many different ASTM grades. These include B7, L7, B16, B8, B8M, stain hardened and many more. In addition to being an ISO certified fastener manufacturer, we were awarded “Corporate Supplier of the Year” by WBENC. |