Tel : 0086-021-60880117
Tel : 0086-021-60880117
SMn420 is a Alloy structural steel,Alloy structural steel, used as a mechanical part and a variety of engineering components and contains one or more of a certain amount of alloying elements of steel.
SMn420 steel chemical composition %
|
Grade |
C |
Si |
Mn |
P≤ |
S≤ |
Cr |
Ni ≤ |
Mo |
|
SMn420 |
0.17~0.23 |
0.15~0.35 |
0.60~0.90 |
0.03 |
0.03 |
0.35 |
0.25 |
- |
SMn420 Mechanical properties:
Tensile strength σb(MPa): ≥785(80)
The yield strength σs (MPa): ≥590 (60)
Elongation σ5(%): ≥10
Section shrinkage ψ(%):≥45
Impact Akv (J): ≥47
The impact toughness value akv(J/cm2): ≥59 (6)
Hardness: ≤187HB
Sample size: sample blank size is 15mm
Specification and metallographic structure of heat treatment:
Heat treatment standard: 1) quenching 850 degrees, water cooling, oil cooling, tempering, 200 DEG C, water cooling, air cooling.2), quenching 880 degrees, water cooling, oil cooling, tempering, 200 DEG C, water cooling, air cooling
Delivery status: delivered by heat treatment (normalizing, annealing or high temperature tempering) or non thermal treatment. The delivery status shall be noted in the contract
We also have a high quality logistics team who We keep more than 10,000 tons SMn420 steel plates in stock each month.we can meet our customer's any quantity request.Based on these stock source,our advantage industry spread into steel process like:cutting (any size and any shape) drilling, welding,milling,machining and steel structure.
We also have a high quality logistics team who make sure the fast delivery time and shipment.
Anyway,if you want SMn420 supplier, please contact us.