GB/T 3077-2015 High-Strength Seamless Steel Pipe 42CrMo

Alloy Seamless tube, Seamless Pipe

GB/T 3077-2015 High-Strength Seamless Steel Pipe 42CrMo

The 42CrMo alloy seamless steel pipe has higher tensile strength, superior hardenability, and excellent fatigue resistance due to Cr/Mo alloying. It’s widely used for heavy machinery shafts, automotive parts, and oil drilling tools demanding high load-bearing capacity.

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Product Detail

Chemical Component

Quick Details

Product Name:

GB/T 3077-2015 High-Strength Seamless Steel Pipe 42CrMo

Standard:

GB/T 3077-2015; GB/T 8162-2018

Grade:

42CrMo

Thickness:

3-75mm

Section Shape:

Round

Outer Diameter:

32-630mm

Place of Origin:

Baotou, China(Mainland)

Usage:

Automotive parts and other application

Surface Treatment:

Hot Rolled

Tolerance:

OD: 32-50mm ±0.5mm; 50-630mm ±1.0%D WT: ≤3mm ±12.5%S; >3mm ±10%S

End:

Plain, beveled, or customized

End Protector:

Plastic pipe caps,iron protector or customized

length:

6-12m or customized

Brand:

Baotou steel

Delivery Time:

Normally within 30-45 days and according to the quantity.

Chemical Component（GB/T 3077-2015）

Grade

Type

Min

Max

Min

Max

Min

Max

Min

Max

42CrMo

–

0.38

0.45

0.50

0.80

0.15

0.25

0.90

1.20

0.30

0.25

0.025

0.37

Mechanical Performance（GB/T 3077-2015）

Grade

Type

Total under load

Elongation

Yield Strength

Tensile Strength

Hardness

Specified

Allowable hardness

Variation

Min

Max

Min

HRC

HBW

HRC

42CrMo

–

930

–

1080

–

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