4140 Bar Hot Rolled Forged 42CrMo SAE 1045 4140 4340 8620 8640 Steel Flat Bars Carbon Alloy Steel Round Square Bar

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Product Description

📋 Basic Information
Model NO.
4140 Bar
Type
Alloy Steel Bar
Standard
AISI, ASTM, GB, JIS, DIN, BS
Technique
Hot Rolled
Application
Structural/Tool Steel Bar
Surface
Black
Special Use
Mold Steel, Machinery

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