X11CrMo9-1 SO Flange ( 1.7386 ) wn flange EN1092-1 Forged Flanges Steel wn flanges
| Grade : | X11CrMo9-1 |
| Number: | 1.7386 |
| Classification: | Alloy special steel |
| Standard: | | EN 10253-2: 2007 Butt-welding pipe fittings. Non alloy and ferritic alloy steels with specific inspection requirements | | EN 10216-2: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Non-alloy and alloy steel tubes with specified elevated temperature properties | |
Chemical composition % of steel X11CrMo9-1 (1.7386): EN 10253-2-2007 | S=<0.01 according EN 10216-2:2014 |
| C | Si | Mn | P | S | Cr | Mo | Al | Cu |
| 0.08 - 0.15 | 0.25 - 1 | 0.3 - 0.6 | max 0.025 | max 0.02 | 8 - 10 | 0.9 - 1.1 | max 0.04 | max 0.3 |
Mechanical properties of steel X11CrMo9-1 (1.7386)
| Rm - Tensile strength (MPa) (+I) | 460-640 |
| Rm - Tensile strength (MPa) (+NT) | 590-740 |
| Rp0.2 0.2% proof strength (MPa) (+I) | 210 |
| Rp0.2 0.2% proof strength (MPa) (+NT) | 390 |
| KV - Impact energy (J) longitud., | +20°
40 |
| KV - Impact energy (J) transverse, | +20°
27 |
| A - Min. elongation at fracture (%) longitud., (+I) | 20 |
| A - Min. elongation at fracture (%) longitud., (+NT) | 18 |
