Detailed Product Description

Product Name: 42CrMo

Characteristics and Scope:

Strength, high hardenability, toughness is good, quenching distortion is small, when the high temperature creep strength and rupture strength. 35CrMo used in the manufacture of more demanding higher and quenched and tempered steel strength of a larger interface, forgings, such as the locomotive traction a large gear, supercharger drive gear, the rear axle by a great rod and Clamp load can also be used to 2000m deep look at the oil drill pipe joints and salvage tools.

Chemical composition:

Mechanical Properties:

tensile strength: ≥1080(110) MPa

yield strength: ≥930(95) Mpa

elongation: ≥12 %

reduction of area: ≥45 %

ballistic work: ≥63 J

notched bar impact strength: ≥78(8) J/cm2

hardness: ≤217HB

sample size: the sample blank dimension is 25 mm.

Heat treatment specification and metallurgical structure:

Heat treatment specification: quenching 850, oil cooling; tempering 560, water cooling or oil cooling.

Metallurgical structure: tempering ferrite.

Delivery of conditions: to heat treatment (normalizing, annealing or high temperature tempering) or not heat treatment delivery.

Supplying steel with good quality and competitive price.

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