Alloy 625 Plates

SSM supplies Alloy 625 (Inconel 625) Plates conforming to ASTM B443, offering excellent corrosion resistance and high strength for chemical, marine, and aerospace applications.

Material Overview:

Material Grade: Alloy 625 (Inconel 625)

UNS Number: N06625

Standards: ASTM B443 / ASME SB443

Type: Plate / Sheet

Form: Nickel-Chromium-Molybdenum-Columbium (Ni-Cr-Mo-Nb) Alloy

Chemical Composition (Typical):

Nickel (Ni): ≥ 58%

Chromium (Cr): 20.0–23.0%

Molybdenum (Mo): 8.0–10.0%

Niobium + Tantalum (Nb+Ta): 3.15–4.15%

Iron (Fe): ≤ 5.0%

Carbon (C): ≤ 0.10%

Key Features:

Excellent corrosion and oxidation resistance in a wide range of environments

Exceptional strength and toughness from cryogenic to 1000°C (1832°F)

Highly resistant to pitting, crevice corrosion, and chloride stress cracking

Non-magnetic, with superior weldability and fabricability

Maintains strength without precipitation hardening

Typical Applications:

Chemical processing and marine industries

Offshore oil and gas systems

Heat exchangers and condenser tubes

Aerospace components and exhaust systems

Pollution control and flue gas scrubber systems

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