By Harris | Technical Team, FUSHUN METAL Semi-Steel Roll Heat Treatment: Why a 1000 mm Roll Neck Bends at 940 °C — and the Four Fixes That Stopped It A semi-steel roll — known as adamite in Western mill practice — is a casting that deliberately sits
Read more →By Harris | Technical Team, FUSHUN METAL From Scrap to Spec: The Purification Chain That Makes Superalloy Revert Virgin-Grade A common assumption in procurement circles is that recycled metal is inherently inferior metal. Our position at FUSHUN METAL is the opposite: revert is not worse metal —
Read more →By Harris | Technical Team, FUSHUN METAL Superalloy Revert Recycling: The 80% Recovery Standard Most Producers Never Mention A superalloy is not a single material. It is a family of iron-, nickel- and cobalt-based alloys engineered to keep load-bearing strength, oxidation resistance and creep resistance where ordinary
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IN718 Lives or Dies at 650 °C: Heat Treatment and Grain Size, Not Chemistry, Set the Real Service Limit By Harris, Technical Engineer, FUSHUN METAL There is a persistent belief among buyers that once IN718 (the nickel-iron superalloy Inconel 718, UNS N07718) meets its chemistry specification, the
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Triple-Melt or Nothing: The Melting Route Decides IN718 Quality Before the Forge Ever Fires By Harris, Technical Engineer, FUSHUN METAL Ask ten suppliers why their IN718 (Inconel 718, UNS N07718 — the nickel-iron superalloy that dominates aircraft engine construction) is aerospace-grade, and most will talk about heat
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Cpk Over Certificates: Why Process Capability Is the Real Test of Aerospace-Grade IN718 By Harris, Technical Engineer, FUSHUN METAL Here is an uncomfortable truth about superalloy procurement: a mill test certificate proves almost nothing about the next heat you will receive. It tells you that one batch,
Read more →Fushun Special Steel supplies M2, M35, M42, T1, D2, H13 and advanced tool steels for cutting tools, forming dies, and industrial blades. Manufacturer since 1998, exporting to 52+ countries with full MTC documentation, ESR/VAR melting quality, and bars up to 800 mm diameter.
Read more →Explore the global spring steel industry with Fushun Special Steel. Grades EN 51CrV4, AISI 5160, AISI 9260, 56Si7 & EN45 in flat bar, strip, flat wire & rod. EN 10089, ASTM, DIN & BS certified. Export to 52+ countries.
Read more →Fushun Special Steel supplies precision mold steels for plastic injection, die casting, hot forging, and cold-work applications. Grades: H13/1.2344, P20/1.2311, 1.2738/718, D2/1.2379, A2/1.2363, M2/1.3343 and more. EN/DIN & ASTM/AISI standards. ISO 9001. 100,000T annual capacity. Global delivery in 3 days.
Read more →Fushun Special Steel supplies high-performance wear-resistant, alloy, and structural steels for the global mining industry — including AR400, AR500, S690QL, AISI 4140, AISI 4340, ASTM A128 and more. ISO certified, 60+ years of specialty steel expertise.
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