EI531 (12H2MFB)
Classification
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | V, % | P, % | C, % | S, % | Nb, % | Mo, % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | V, % | P, % | C, % | S, % | Nb, % | Mo, % |
| TU 14-1-3409-82 | 93.73–95.82 | < 0.025 | 0.4–0.7 | 2.1–2.6 | < 0.25 | 0.2–0.35 | < 0.025 | 0.08–0.12 | 0.4–0.7 | 0.5–0.8 | 0.5–0.7 |
Information on suppliers
Properties
| Property |
|---|
| Property |
| Billet pipe according to TU 14-1-148-72 Yield strength:> 350 MPa; Temporary resistance:> 450 MPa; Relative elongation:> 30% |
| Pipe blank according to TU 14-1-148-72 Impact strength KCU at 20 ° C:> 150 J / cm2 Relative narrowing:> 70% Critical point Ac1: 775 - 825 ° C |
| Pipe blank according to TU 14-1-148-72 Critical point Ac3: 865 - 925 ° C Critical point Ar1: 715 - 765 ° C Critical point Ar3: 770 - 820 ° C |
| Billet pipe according to TU 14-1-1954-77 Yield strength:> 280 MPa; Temporary resistance:> 450 MPa; Relative elongation:> 25% |
| Pipe blank according to TU 14-1-1954-77 Impact strength KCU at 20 ° C:> 100 J / cm2 Critical point Ac1: 775 - 825 ° C Critical point Ac3: 865 - 925 ° C |
| Billet pipe according to TU 14-1-1954-77 Critical point Ar1: 715 - 765 ° C Critical point Ar3: 770 - 820 ° C |
| Sheets according to TU 14-1-3409-82 Yield strength:> 300 MPa Tensile strength:> 450 MPa Elongation:> 20% |
| Sheets according to TU 14-1-3409-82 Impact strength KCU at 20 ° C:> 100 J / cm2 Critical point Ac1: 775 - 825 ° C Critical point Ac3: 865 - 925 ° C |
| Sheets according to TU 14-1-3409-82 Critical point Ar1: 715 - 765 ° C Critical point Ar3: 770 - 820 ° C |
| Weldability By NAKS Group: M02 (W02) |
| Calculated Properties Density: 7.83 g / cm3 |
| Note Boiler system pipes |
Standards
| Standard | Description |
|---|---|
| Standard | Description |
| TU 14-1-3409-82 |