Product description
Product Description
Alloy Steel SNCM439/1.6563/40CrNiMo/4340/ EN24
Specification:
Diameter (mm) Length (mm)
Round bar: 12~200 4000~6000 Hot rolled
210~800 3000~5800 Forged
Thickness(mm) Width(mm) Length (mm)
Flat bars/blocks20~600 50~800 1000~5800
Delivery condition:
1. EAF+LF+VD, rolled /forged, UT pass.
2. Surface: Black surface, turned surface and milling surface according to customer's requirements.
3. Heat treatment such as normalizing or annealing or Q/T can be done according to customer's technical specifications.
Alloy Steel SNCM439/1.6563/40CrNiMo/4340/ EN24
Chemical Composition |
C |
Si |
Mn |
Cr |
Mo |
Ni |
P |
S |
0.37-0.44 |
0.17-0.37 |
0.50-0.80 |
0.60-0.90 |
0.15-0.25 |
1.25-1.65 |
≤0.035 |
≤0.035 |