Hot Rolled 90D Alloy Steel S45C Round Bar
Standard:ASTM/SAE/AISI 1020,1045,S20C,S45C,SS400,S355JR, ASTM A36, etc
Material:SAE/AISI 4140,42CrMo4, 42CrMo,40CrMo,40Cr, SCM440, etc
Chemical composition
| Grade | Chemical Compostion(Wt%) | |||||||
| 40Gr | C 0.37-0.44 | Cr 0.80-1.10 | Si 0.17-0.37 | Mn 0.50-0.80 | Ni ≤0.030 | P ≤0.035 | S ≤0.035 | Cu ≤0.030 |
The comparison table for each standard
| GB | ISO | AISI | JIS | DIN |
| GB/T 3077 | 683-18:1996 | A322 G5140 | SCr440 | 41Cr4 |
3) Mechanical property
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Red. of area (%) | Impact absorbing Energy (J) |
| 40Cr (Minimum) | 980 | 785 | 9 | 45 | 47 |
Surface:Black,Pickled,HL,Brushed, Bright,etc.
Application:Construction ,chemical ,shipbuilding ,machine-made household industry,etc.
Advantages:
1. Low price,high quality & fast delivery & strict inspection .
2. The fastest delivery
3. The lowest price
4. Most comprehensive standards and materials for your choice.
5.100% export.
6. Our products EXPORT to Africa, Oceania, mid east, eastern Asia, Western Europe etc.

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