42CrMo alloy steel plate has high strength, high toughness, good high temperature strength, good machinability, medium cold bending plasticity, high hardenability and good welding performance. 42CrMo alloy steel plate is generally used in quenching and tempering state.
42CrMo alloy steel equivalents: 42CrMo steel is equivalent to European material 42CrMo4, Japanese material SCM440, American material 4140 and so on.
42CrMo alloy steel plate can be used as forging with higher strength or larger section than 40Cr steel, such as driving gear of large gear supercharger, rear axle, engine cylinder for locomotive traction, drill pipe joint and fishing tool for 1200-2000m deep oil well, etc., which can replace quenched and tempered steel with higher nickel content.
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