China Manufacturer with main products:Plastic Mould Steel,Hot Work Steel,Cold Work Tool Steel,Carbon Steel Plate,Alloy Steel Plate

AISI 4340 steel is a medium carbon, low alloy steel known for its toughness and strength in relatively large sections. AISI 4340 is also one kind of nickel chromium molybdenum steels. 4340 alloy steel is generally supplied hardened and tempered in the tensile range of 930 - …

Established in 2009, Songshun Steel supplies a wide range of carbon, alloy and tool steel products, including high speed tool steel, cold work tool steel, hot work tool steel, plastic mould steel, engineering steel and machine structural steel etc. Over 10 years specialize in 4340 and 4140 steel round bars, Around 10, 000 tons hot rolled or ...

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Best Choice for Mould - Tool Steel from China. JINXI Special Steel is a Group Company, a China leading TOP QUALITY Special steel stockholder. Also specialized in manufacturing and distributing steel rawing materials, Powder Metallurgy, Tooling products, Linear Shaft&Guide Rails, and Cold drawing Machines, Polishing Machines, Straightening and ...

Mold steel plate & JIS G4051 S45C-S55C Widely used in the British ... Q420GJ(C,D,E) Q460GJ(C,D,E) Henan Xinlianxin Steel Co., Ltd Wear-resistant steel plate production of plastic mold, mirror surface super mold, mold base and so on. And used for the wear-resistant parts ... Steel Grades: Chinese Standard GJB1496A GJB31A GJB1663 …

PGI Steel makes molding plates from 4140 and 4340 steel, typically in the Rockwell hardness ranging from 28 – 32 to upward of 38 – 45. These parts provide a long lifespan as they are extremely wear resistant.

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