Dongguan Songshun Mould Steel Co., Ltd.

8620 Steel Quality Certificate & SGS Report 8620 Steel Round Bar Plate Sheet Supply Range Round Bar Specification: diameter: 16mm 800mm; length:

4140 steel is an alloy structural steel with a carbon content of 0.33%-0.48%, a tensile strength of 795 MPa and a hardness of 241HB. songshunmoldsteel

After heat treatment, 4140 has good strength and good comprehensive mechanical properties, and has good manufacturability. It can be used to make stea

4140 steel is a kind of alloy structural steel. It belongs to the steel with the American grade equivalent to the 42CrMo grade in my country.songshunm

4140 steel heat treatment standard: quenching at 850 , oil cooling; tempering at 560 , water cooling, oil cooling; Metallographic structure: temper

4140 steel is an alloy structural steel with the advantages of high yield, good comprehensive mechanical properties, good strength, good toughness and

4140 steel is a kind of alloy structural steel, which belongs to medium hardenability steel. It has the advantages of high yield, good comprehensive m

4140 steel is a kind of alloy structural steel. It belongs to the steel with the American grade equivalent to the 42CrMo grade in my country.songshunm

4140 steel has good strength, good toughness, high hardenability, good workability, small processing deformation, good fatigue resistance, small defor