INDUSTRIAL PRODUCTS & MRO · SPECIAL ALLOYS

Superalloys

Superalloys are nickel-, iron-nickel- or cobalt-based alloys that keep high strength, creep resistance and oxidation resistance at temperatures where steels soften. The range includes Chinese GB/T 14992 GH grades and their international equivalents, such as GH4169 (Alloy 718), GH4145 (Alloy X-750), GH2132 (A-286), GH3030, GH3044, GH1140 and cobalt-based L605, supplied as ESR ingot, bar, strip, spring wire and forged flanges.

Key features

  • Precipitation-hardened and solution-strengthened grades
  • GB/T 14992 designations with UNS equivalents
  • ESR ingot, bar, strip, spring wire and forgings
  • AMS / ASTM B637 product standards where applicable
  • EN 10204 3.1 mill test certificates on request

Standards & documents: ASTM / AMS / AWS / GB product standards as listed per product; EN 10204 3.1 mill test certificates, heat traceability, ESR/VAR melting and NDT confirmed per enquiry. Pricing: on request – customised quotation.

Updated October 27, 2026 · 8 products

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FREQUENTLY ASKED QUESTIONS

Frequently Asked Questions

What is GH4169 equivalent to?

GH4169 is the Chinese designation comparable to Alloy 718 (UNS N07718, W.Nr. 2.4668), a niobium-strengthened nickel superalloy used up to about 700 °C.

Which superalloys are used for high-temperature springs and bolts?

Alloy X-750 (GH4145) is widely used for springs and bolts, and A-286 (GH2132) and Alloy 718 (GH4169) for high-temperature fasteners.

Do you show prices on the website?

No. Prices depend on grade, size, quantity, melting route, testing and certificates. Request a quote with the product codes and requirements, and PANDA COLLECTIONS will reply with a customised quotation.

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