The characteristics, property and usage of 35CrMnSiA steel plate

Performance and characteristics of 35CrMnSiA steel plate:
35CrMnSiA steel plate has high strength, good comprehensive mechanical properties after heat treatment, good hardenability, weldability and processing formability, but poor corrosion resistance and oxidation resistance, service temperature is generally lower than 200.

Chemical composition range of 35CrMnSiA steel plate:
Note: the actual chemical composition of 35CrMnSiA steel plate is based on the steel factory warranty.
Carbon 0.32 to 0.39
Silicon 1.10 to 1.40
Manganese 0.80 to 1.10
Copper less than 0.025
Sulphur less than 0.025
Phosphorus less than 0.025
Chromium 1.10 to 1.40
Nickel less than 0.030

Mechanical properties range of 35CrMnSiA steel plate:
Note: the actual mechanical properties of 35CrMnSiA steel plate shall be based on the steel factory warranty.
35CrMnSiA tensile strengthσb(MPa)：≥1620
35CrMnSiA yield strengthσs(MPa)：≥1275
35CrMnSiA elongationδ5(%)：≥9
35CrMnSiA section shrinkage ratioψ(%)：≥40
35CrMnSiA impact energy Akv (J): ≥31
35CrMnSiA impact toughness valueαkv(J/cm2)：≥39
35CrMnSiA hardness: ≤240HB
35CrMnSiA sample size: sample blank size is 18mm

Usage of 35CrMnSiA steel plate:
35CrMnSiA steel plate is used for manufacturing heavy load, high strength, high toughness parts and high strength components. For example: aircraft landing gear, high-pressure blower blades. In the manufacture of lower section parts, 35CrMnSiA steel plate can partly replace the corresponding chromium nickel molybdenum steel.