Sichuan Liaofu Special Steel Company is one of the most experienced manufacturers and suppliers of astm a681 d7 die steel chemical composition in China. With over 20 years' experience, our factory offer high quality products made in China with competitive price. Welcome to contact us for wholesale service.
After several years of development, Sichuan Liaofu Special Steel Industry Co., Ltd mainly produce die steel, high alloy steel smelting, refining, forging, machining, heat treatment of high-quality goods, and formed complete production management system, our company is a private enterprise, the hometown of abrasive tool steel production in China - hubei, the transportation is convenient, the factory has international advanced production equipment, product quality testing equipment.
Hot forging die steel D7 is a commonly used die steel, and its main components are carbon (C), chromium (Cr), molybdenum (Mo), manganese (Mn) and silicon (Si). Its chemical composition and mechanical properties are as follows:
ASTM D7 mould steel is not as common as astm d2 d3 d6 mould steel which need to be produced.
Hot forging die steel D7 has high hardness, high strength, good wear resistance and thermal stability, and is suitable for manufacturing molds, stamping tools, cutting tools and other tools and parts that require high strength and wear resistance.
D7 mould steel chemical compostion below
C2.15-2.5
SI 0.1-0.6 MN0.1-0.6 P ≤0.03 S≤0.03
CR11.5-13.5
MO 0.7-1.2
V3.8-4.4%
Some D7 steel bar from our factory:
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