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- Contact Person : Mr. lan bosheng
- Company Name : Dongguan Bosheng Steel Co., Ltd.
- Tel : 86-0769-81157607 81152817
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Alloy Steel AISI 4340/DIN 1.6511/40CrNiMo/SNCM439
Product Detailed
Related Categories:Flat Steel
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Alloy Steel AISI 4340/DIN1.6511/40CrNiMo/439
1.Diameter:10-40mm, Length:1200mm-5800mm;
2.Annealed to HB=229
3.surface Black
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Alloy Tool Steel AISI 4340/DIN 1.6511/40CrNiMo/SNCM439
It is used for vane,shaft,bolt of large dia steamer.
1)Chemical composition:
C:0.40, Si0.30, Mn:0.55, P≤0.025, S≤0.025, Cr:0.80, Ni:1.35, Mo:0.20
2)Annealed Hardness:269, Hardness:850°c in oil.
3)MTC and 100% UT test is workable
4)Any size as per your requirement.
Alloy Steel AISI 4340/DIN 1.6511/40CrNiMo/SNCM439
