Products

Hastelloy® B-2 Alloy Strips & Coils

Short Description:

Hastelloy® B-2 (UNS N10665 / W. Nr. 2.4617) is a low-carbon nickel-molybdenum alloy strip and coil, designed for superior corrosion resistance in severely reducing environments. It features excellent resistance to hydrochloric acid, sulfuric acid, phosphoric acid and other non-oxidizing media, with outstanding resistance to chloride-induced stress corrosion cracking (SCC).


Product Detail

Product Parameters

Chemical Composition

Physical Properties

Mechanical Properties

Product Parameters

Alloy Name Hastelloy B-2 Alloy
Standards ASTM B333, ASME SB333, DIN EN 10095
Coil & Strip Thickness: 0.1mm – 3.0mm
Width: 5mm – 600mm
Edge: Slit edge, mill edge, deburred
Hardness: Soft annealed, light hard, hard
Surface: 2B, BA, bright annealed, polished, matte

Chemical Composition

Nickel (Ni) 61.0% min
Molybdenum (Mo) 26.0 – 30.0%
Iron (Fe) ≤ 2.0%
Chromium (Cr) ≤ 1.0%
Cobalt (Co) ≤ 1.0%
Manganese (Mn) ≤ 1.0%
Carbon (C) ≤ 0.02%
Silicon (Si) ≤ 0.1%
Phosphorus (P) ≤ 0.04%
Sulfur (S) ≤ 0.03%

Physical Properties

Density g/cm³ 9.22
Melting Range lb/cu in 0.333
°C 1345 – 1390
°F 2450 – 2530
Modulus of Elasticity GPa 217 (20°C)
ksi 31.5 x 10³ (70°F)
Thermal Expansion (20–538°C) µm/m·°C 11.2
Thermal Conductivity (100°C) W/m·K 10.5

Mechanical Properties

Temperature Yield strength Tensile strength Elongation
Rp 0.2 Rm A
°C °F MPa ksi MPa ksi %
20 68 ≥ 310 ≥ 45 ≥ 793 ≥ 793 ≥ 40

Applications of Hastelloy® B-2 Alloy Bars & Rods

Chemical Processing

Reaction vessels, gaskets, liners, bellows, and components for handling strong reducing acids.

Pharmaceutical Machinery
Electronics & Semiconductor

Electronics & Semiconductor

Corrosion-resistant components for acid cleaning equipment and wet processing stations.

Precision Instrumentation

Thin-walled parts, diaphragms, seals and flexible connectors exposed to harsh acidic media.

steel pipelines and cables in a plant,Industrial zone.
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Pharmaceutical & Fine Chemical

Flexible linings, heat exchanger foils, and equipment for high-purity chemical synthesis.

Metal Surface Treatment

Strip heaters, acid tank liners, and flexible components for pickling lines.

Metal Surface Treatment
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Oil & Gas

Sour service components, flexible connectors, and parts exposed to H₂S and chloride-rich environments.

Automotive & Special Engineering

Corrosion-resistant strips for exhaust treatment, high-temperature sensors and acidic fluid handling systems.

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  • Product Parameters

    Alloy Name Hastelloy B-2 Alloy
    Standards ASTM B333, ASME SB333, DIN EN 10095
    Coil & Strip Thickness: 0.1mm – 3.0mm
    Width: 5mm – 600mm
    Edge: Slit edge, mill edge, deburred
    Hardness: Soft annealed, light hard, hard
    Surface: 2B, BA, bright annealed, polished, matte

    Chemical Composition

    Nickel (Ni) 61.0% min
    Molybdenum (Mo) 26.0 – 30.0%
    Iron (Fe) ≤ 2.0%
    Chromium (Cr) ≤ 1.0%
    Cobalt (Co) ≤ 1.0%
    Manganese (Mn) ≤ 1.0%
    Carbon (C) ≤ 0.02%
    Silicon (Si) ≤ 0.1%
    Phosphorus (P) ≤ 0.04%
    Sulfur (S) ≤ 0.03%

    Physical Properties

    Density g/cm³ 9.22
    Melting Range lb/cu in 0.333
    °C 1345 – 1390
    °F 2450 – 2530
    Modulus of Elasticity GPa 217 (20°C)
    ksi 31.5 x 10³ (70°F)
    Thermal Expansion (20–538°C) µm/m·°C 11.2
    Thermal Conductivity (100°C) W/m·K 10.5

    Mechanical Properties

    Temperature Yield strength Tensile strength Elongation
    Rp 0.2 Rm A
    °C °F MPa ksi MPa ksi %
    20 68 ≥ 310 ≥ 45 ≥ 793 ≥ 793 ≥ 40
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