Hastelloy C276 Nuts

Hastelloy C276 Nuts are threaded fasteners designed to mate with bolts and stud bolts, creating a secure, non-permanent joint in demanding applications. As a crucial component of any bolted assembly, the nut must possess the same, if not greater, integrity and corrosion resistance as its mating fastener. Made from Hastelloy C276, a superior nickel-molybdenum-chromium alloy, these nuts offer outstanding performance against a vast array of corrosive chemicals, including harsh acids, wet chlorine gas, and complex, high-temperature media. They are indispensable for flange assembly and equipment fastening in the chemical processing, pollution control, and marine engineering sectors. Zeron Fasteners manufactures and supplies reliable, high-torque nickel alloy Nuts to ensure leak-free and long-lasting connections.

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Hastelloy C276 Nuts

Chemical Composition (Hastelloy C276 Nuts)

Element Composition (%)
Nickel (Ni) Balance
Molybdenum (Mo) 15.0 to 17.0
Chromium (Cr) 14.5 to 16.5
Iron (Fe) 4.0 to 7.0
Tungsten (W) 3.0 to 4.5
Cobalt (Co) 2.5 max
Manganese (Mn) 1.0 max
Carbon (C) 0.01 max

Mechanical Properties (Hastelloy C276 Nuts)

Property Value (Minimum)
Tensile Strength, min 690 MPa (100 ksi)
Yield Strength (0.2% Offset), min 283 MPa (41 ksi)
Elongation, min 40%
Hardness (Rockwell B), max 100 HRB
Modulus of Elasticity (E) 205 GPa (29,700 ksi)

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