Cryogenic Equipment Bolts

  • ASTM A320 Grade L7 low-temperature alloy steel heavy hex bolts

    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.