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Alloy 4140 42CrMo4 1.7225 Round Steel Bar with EAF, LF, VD, Forged and Heat Treatment Process

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Alloy 4140 42CrMo4 1.7225 Round Steel Bar with EAF, LF, VD, Forged and Heat Treatment Process

Name: Alloy 4140 42CrMo4 1.7225 Round Steel Bar with EAF, LF, VD, Forged and Heat Treatment Process
Brand: Henan Jianhui Construction Machinery Co. Ltd
Rating: 4.3 (47 reviews)

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Model No. :	Alloy 4140
Brand Name :

10yrs

Zhengzhou, Henan, China

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Product description

Alloy steel 4140 42CrMo4 1.7225

With black surface and hot rolled

Chemical composition:

C: 0.38 to 0.45
Si: ≤0.40
Mn: 0.60 to 0.90
S: ≤0.035
P: ≤0.035
Cr: 0.90 to 1.20
Ni: ≤0.030
Cu: ≤0.030
Mo: 0.15 to 0.30

Process: EAF, LF, VD, forged and heat treatment (optional)

Delivery condition: hot forged, rough machined (black surface after Q/T) and turned (optional)

Technical data: according to the customer's requirement of chemical composition, physical properties and mechanical testing

Test: ultrasonic test according to SEP 1921-84 3C/c

Material details will be as per agreed technical specifications

C: 0.38 to 0.45

Si: ≤0.40

Mn: 0.60 to 0.90

S: ≤0.035

P: ≤0.035

Cr: 0.90 to 1.20

Ni: ≤0.030

Cu: ≤0.030

Mo: 0.15 to 0.30