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Trade Verify
Address: 1st. floor, No. 92, Ruyi South Road, Ailian, longgang, shenzhen
Phone: 86-755-28886466
Contact name:Miss. Alice Liu
Shenzhen Guangshenfa Metal Co., Ltd |
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Verified Suppliers
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Steel grade:
AISI 4140, DIN 42CrMo4,1.7225, JIS SCM4
Chemical Composition(%):
C | Si | Mn | P | S | Cr | Ni | Mo |
0.42 | 0.30 | 0.60 | ≤0.025 | ≤0.025 | 1.00 | ≤ 0.25 | 0.20 |
Application:
Shafts, gears, cylinders and columns for industry mechanics in general.Construction of moldFor compression molds, where the etching is not required.Mechanical parts in general.
hardness after annealing ≤229HBS
Size:
Diameter:20mm-1000mmThickness 20-800mm, Width 100-1000mm, Length 1000-5800mm or as required
Process flow:
Electric arc furnace melting→Refining furnace → Vacuum treatment furnace → Cast ingot → Steel ingot anneal → Heating → High-speed forging,refining forging → Anneal,retarded cooling,air cooling → Quenching and tempering tretment → Finishing operation → Text → Finished products
