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Hastelloy X/Alloy X/UNS N06002/W.Nr. 2.4665

Hastelloy X/Alloy X/UNS N06002/W.Nr. 2.4665

Hastelloy X (Alloy X), with UNS N06002 and W.Nr. 2.4665, is a high-performance nickel-chromium-iron alloy known for its exceptional strength, oxidation, and corrosion resistance at elevated temperatures. It is widely used in high-temperature applications such as gas turbines, jet engines, and industrial furnaces.

Hastelloy X exhibits excellent resistance to thermal-fatigue, stress-corrosion cracking, and oxidation, making it an ideal material for critical components exposed to extreme heat and corrosive environments. This alloy is commonly used in aerospace, power generation, and chemical processing industries for components like combustion chambers, turbine blades, and heat exchangers.

Hastelloy X/Alloy X/UNS N06002/W.Nr. 2.4665
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Hastelloy X/Alloy X/UNS N06002/W.Nr. 2.4665 Chemical Compositions

Nickel (Ni) Balance
Iron (Fe) 17.0–20.0 %
Cobalt (Co) 0.5–2.5 %
Molybdenum (Mo) 8.0–10.0 %
Cobalt (Co) 0.2–1.0 %
Carbon (C) 0.05–0.15 %
Silicon (Si) 1.00 % max
Manganese (Mn) 1.00 % max
Phosphorus (P) 0.8% max.
Carbon (C) 0.03% max.
Phosphorus (P) 0.04 % max
Sulfur (S) 0.03 % max

Hastelloy X/Alloy X/UNS N06002/W.Nr. 2.4665 Physical Properties

Density g/cm³ 8.2
lb/in 0.297
Melting Range °C 1260-1355
°F 2300-2470
Specific Heat  J/kg °C 461 at 20°C
Btu/lb °F 0.110 at 70°F
Dynamic Modulus of Elasticity 0.320

Hastelloy X/Alloy X/UNS N06002/W.Nr. 2.4665 Mechanical Properties

Temperature

Yield strength

Ultimate Tensile strength

Elongation

0.2%

A

°C

°F

MPa

Ksi

MPa

ksi

%

21

70

340

49.3

760

110.2

48.9

Hastelloy X/Alloy X/UNS N06002/W.Nr. 2.4665 Standard Specifications

Bar and Rod Seamless Pipe and Tube Welded Pipe and Tube Plate, Sheet, and Strip Fittings
ASTM B 572/ASME SB 572 ASTM B 622 / ASME SB 622 ASTM B 626 /ASME SB 626, B 619/ SB 619 ASTM B 435/ASME SB 435 ASTM B 366/ASME SB 366

Standard product forms of Hastelloy X/Alloy X/UNS N06002/W.Nr. 2.4665 are pipe, tube, sheet, strip, plate, round bar, flat bar, forging stock, hexagon and wire. The products are available in a wide variety of sizes. Please contact us at [email protected] for full information. 

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