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Contact Person : Mr. Tang Alex
Company Name : Daye Jingcheng Mould Co., Ltd.
Tel : 86-714-6302891
Fax : 86-714-6301963
Address : Hubei,Huangshi,Lingcheng Industrial Park, Lingxiang Town, Daye City
Country/Region : China
Zip : 435000

SAE 4140 Alloy Steel

Product Detailed

SAE 4140 Alloy Steel Very good machinability High toughness High creep strength ISO 9001:2008 certificated

1. Equivalent grades: DIN1.7225 /42CrMo4

2. Chemical composition (%)

Grade	C	Si	Mn	Cr	Mo	P	S
4140	0.38-0.43	0.40max	0.60-0.90	0.90-1.20	0.15-0.30	0.035max	0.035max

3. Specification:

Steel Properties		special alloy steel, engineering steel supplied in quenched and tempered conditions. Very good machinability. High toughness. High creep strength. Repeated impact resistant capability.



Applications		components with high requirements on toughness, e.g. gear wheels, pinions, connecting rods, parts for mechanical engineering .

Delivery condition		annealed/quenched and tempered

4. Heat Treatment:

5. Production:

6. Quality Control:

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