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A193 Grade B16 Studs

Rushabh Fastners is a trusted manufacturer and supplier of ASTM A193 Grade B7 Bolts, engineered for high-temperature and high-pressure applications. Manufactured from Chromium–Molybdenum alloy steel and quenched & tempered, our B7 bolts deliver exceptional strength, durability, and reliability in demanding industrial environments.

Specification

Mark: RF
Standard: ASTM A193
Grade: B7
Material: Chromium Chromium–Molybdenum Alloy Steel
Heat Treated—Quenched & Tempered

Mechanical Properties:

  • Minimum Tensile Strength: 125 ksi (≈ 860 MPa)
  • Minimum Yield Strength: 105 ksi (≈ 720 MPa)
  • Hardness: 28-32 HRC
  • Thread Type: UNC / Full threaded

Dimensional Standard:

  • Hex Bolt: ASME B18.2.1
  • Surface Finish/Coating: Black/Hot
  • Dip Galvanized (HDG)/Zinc Plating/Zinc flake (as required)

Size Range:

  • In Inch 3/8″ to 7/8″ diameter
    In MM M8 TO M39 (or as per customer requirement)

Testing:
Tensile Test / Hardness Test / Chemical & Mechanical Test as per ASTM A193

Application:
High-temperature & high-pressure service,
Oil & Gas, Petrochemical, Refineries, Power Plants, Heavy Engineering

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