Structural alloy spring steel - chrome-silicon PN-74/H-84032 55S2
| Steel grade |
Standard |
Chemical composition (%) |
|||||||||
| C |
Mn |
Si |
P |
S |
Cu |
Cr |
Ni |
Mo |
other |
||
| 55S2 | PN | 0,520,60 |
0,600,90 | 1,50 1,80 | max 0,040 | max 0,040 | max 0,25 |
max0,30 | max0,40 |
- | - |
| 55 Si 7 55Si756 Si 7 56Si7
1.5026 |
DIN W.nr |
0,520,60 | 0,701,00 | 1,50 1,80 | max 0,045 | max 0,045 | - | - | - | - | - |
| 55S255С2 | GOST | 0,520,60 | 0,600,90 | 1,50 2,00 | max 0,035 | max 0,035 | max 0,20 | max 0,30 | max 0,25 | - | - |
| 56 SC 756SC7 | AFNOR | 0,530,59 | 0,600,90 | 1,60 2,00 | max 0,035 | max 0,035 | - | 0,250,45 | - | - | - |
| 56Si7 | EN | 0,520,60 | 0,600,90 | 1,60 2,00 | max 0,025 | max 0,025 | - | max 0,40 | max0,40 | max 0,10 | - |
| G 92550G92550
9255 |
UNS AISI |
0,510,59 | 0,700,95 | 1,80 2,20 | max 0,035 | max 0,040 | - | - | - | - | - |
Steel used for the medium and low loaded shocks, coil springs, etc.
In the 55S2 grade or equivalent, we can provide round-rolled bars, forgings freely forged, round bars, square bars, flat bars, plates.
65G - manganese steel
50HF - chrome-vanadium steel
50HS - chrome-silicon
