Material ‐ BS 10216 ‐ 2 EN 1.7386+NT
Standard Specification for Seemless Steel Tubes for Pressure Purposes
Group - Ferrous Stainless Steel Alloys
Sub Group - BS 10216 ‐ 2 Seemless Steel Tubes for Pressure Purposes
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Steel and Tube
| Chemical Composition | ||
|---|---|---|
| Carbon | C % | 0.080 ‐ 0.150 |
| Silicon | Si % | 0.250 ‐ 1.000 |
| Manganese | Mn % | 0.300 ‐ 0.600 |
| Phosphorus | P % | 0.025 max. |
| Sulphur | S % | 0.020 max. |
| Chromium | Cr % | 8.000 ‐ 10.000 |
| Molybdenum | Mo % | 0.900 ‐ 1.100 |
| Aluminium | Al % | 0.040 max. |
| Copper | Cu % | 0.300 max. |
| Iron | Fe % | Balance |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| ‐ | ‐ | ‐ |
| Heat Treatment |
|---|
| Normalising + Tempering |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 590 ‐ 740 |
| Yield Strength in Mpa | 390 min. |
| Elongation in % | 16 min. |
| Reduction of Area in % | ‐ |
| Hardness in BHN | ‐ |
| Impact in Joule | 27 min. @ RT |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| 1.7386+I | EN | European Union | Steel and Tube |
| 1.7386+I | DIN | Germany | Steel and Tube |
| X11CrMo91TA | ISO | International | Steel and Tube |
| X11CrMo91TN+TT | ISO | International | Steel and Tube |
| X12CrMo9 1 | DIN | Germany | Steel and Tube |
| 17116 | CSN | Czech Republic | Steel |
| X12Cr9KG | UNI | Italy | Steel and Forging |