United Kingdom · Lloyds
LR S32750
LR:2016 — Rules for the Manufacture,Testing and Certification of Materials
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionChemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.03 | |||
| Cr | 24 | 26 | ||
| Cu | 0.5 | |||
| Mn | 1.2 | |||
| Mo | 3 | 5 | ||
| N | 0.24 | 0.32 | ||
| Ni | 6 | 8 | ||
| P | 0.035 | |||
| S | 0.02 | |||
| Si | 0.8 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| Stainless steel pressure Pipes | ≥550 | ≥800 | ≥15 |