Alloy Wire International: Hastelloy B3

Hastelloy B-3* W.NR: N10675, * Trade name of Haynes International

This Nickel-Molybdenum alloy gives excellent resistance to hydrochloric acid at all concentrations and temperatures. It also withstands sulphuric, acetic, formic and phosphoric acids and other non oxidizing media. B-3 also has excellent resistance to pitting corrosion and to stress-corrosion cracking.

Approx Chemical Composition (%)

Ni
Mo
Cr
Fe
Co
W
Mn

65
28.5
1.5
1.5
<3
<3
<3

Density
(g/cm³)

9.22

Melting
Point (°C)

1418

Coefficient of Expansion

10.6 µ m/m °C

Standards

ASTM B619

Approx. Tensile

Annealed

1000 – 1200 N/mm²

Spring Temper

1600 – 2000 N/mm²

Rigidity Modulus

83.0 kN/mm²

Youngs Modulus

216 kN/mm²

Approx.
Service Temperatures

-200 to +400°C

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If any of the specifications do not fall within your requirements please enquire:
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