Fasteners
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ASTM A193 Grade B7M Alloy Steel Heavy Hex Bolts
ASTM A193 Grade B7M alloy steel heavy hex bolts combine chromium-molybdenum bolting chemistry with restricted hardness for pressure-equipment connections where the project requires B7M.
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ASTM A194 Grade 2H Heavy Hex Nuts
ASTM A194 Grade 2H carbon-steel heavy hex nuts for high-pressure or high-temperature bolting assemblies and compatible ASTM A193 Grade B7 studs.
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ASTM A307 Grade A Carbon Steel Hex Bolts
ASTM A307 Grade A carbon steel standard hex bolts for general industrial fastening, machinery, pipe supports and fabricated assemblies.
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ASTM A307 Grade A Carbon Steel Threaded Rods
ASTM A307 Grade A carbon steel continuous threaded rods for general industrial supports, equipment mounting and fabricated fastening assemblies.
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ASTM A320 Grade L7 Alloy Steel Heavy Hex Bolts
ASTM A320 Grade L7 alloy steel heavy hex bolts are impact-tested, quenched-and-tempered fasteners for low-temperature pressure vessels, valves, flanges, fittings and industrial equipment.
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ASTM A320 Grade L7M Alloy Steel Heavy Hex Bolts
ASTM A320 Grade L7M alloy steel heavy hex bolts combine low-temperature impact requirements with restricted hardness for pressure-equipment joints where the project specifies L7M.
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ASTM A320 L43 Low Temperature Stud Bolts
ASTM A320 Grade L43 high-strength low-temperature alloy-steel stud bolts, commonly based on AISI 4340 chemistry, with specified impact testing and documentation.
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ASTM A320 L7 Low Temperature Stud Bolts
ASTM A320 Grade L7 alloy-steel stud bolts for low-temperature flange joints, supplied with specified impact testing, matching nuts and traceable documentation.
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ASTM A320 L7 Low Temperature Threaded Rod
ASTM A320 Grade L7 quenched-and-tempered, impact-tested alloy steel threaded rod for low-temperature pressure equipment and industrial bolting.
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ASTM A320 L7M Low Temperature Stud Bolts
ASTM A320 Grade L7M low-temperature, controlled-hardness alloy-steel stud bolts with matching heavy hex nuts, impact testing and traceable documentation.
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ASTM A320 L7M Threaded Rod
ASTM A320 Grade L7M controlled-hardness, impact-tested alloy steel threaded rod for specified low-temperature and project-qualified sour service.
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ASTM A453 Grade 660 A-286 Stud Bolts Classes A-D
ASTM A453 Grade 660 A-286 precipitation-hardened high-temperature stud bolts available in Classes A, B, C and D to the project specification.