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About Us

Stainless steel and alloy materials for industrial applications worldwide

Current Position:

GJB 3527A—2014 Superalloy Spring Wire

pecifies technical requirements, mechanical properties, inspection methods, and quality criteria for cold-drawn heat-resistant superalloy wires used in aerospace springs.

ASTM B637-06 Precipitation-Hardening Nickel Alloys

Specifies requirements for precipitation-hardening nickel alloy bars, forgings, and forging stock for high-temperature service, covering chemical composition, heat treatment, mechanical properties, dimensional tolerances, testing, inspection, certification, and product marking.

GB/T 3623—2007 Titanium and Titanium Alloy Wire

Specifies requirements for titanium and titanium alloy wire, covering chemical composition, dimensions, mechanical properties, surface quality, inspection methods, acceptance criteria, packaging, transportation, and storage.

ANSI/NACE MR0175/ISO 15156—2009 H₂S Service Materials

Specifies requirements for selecting and qualifying cracking-resistant metallic materials used in oil and gas production under H₂S-containing environments, covering carbon steels, low-alloy steels, corrosion-resistant alloys, and other alloys.

GB/T 1220—2007 Stainless Steel Bars

Specifies requirements for stainless steel bars, including dimensions, chemical composition, heat treatment, mechanical properties, testing, inspection, marking, and quality requirements for various stainless steel grades.

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