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| Grade : | 310S 无缝圆形钢管。不锈钢 | ||||||
| Number: | X8CrNi25-21 | ||||||
| Classification: | 奥氏体耐热钢 | ||||||
| Density: | 7.9 g/cm 3 | ||||||
| Standard: | |||||||
| EN 10095:1999耐热钢和镍合金 | |||||||
| EN 10296-2:2005机械和一般工程用焊接圆钢管。不锈钢。技术交付条件 | |||||||
| EN 10297-2:2005机械和一般工程用无缝圆形钢管。不锈钢。技术交付条件 | |||||||
| EN 10088-1:2005不锈钢。不锈钢清单 | |||||||
| Equivalent grades: | |||||||
| Chemical composition % of steel X8CrNi25-21 (310S ): EN 10095-1999 | |||||||
| C | Si | Mn | Ni | P | S | Cr | N |
| max 0.1 | max 1.5 | max 2 | 19 - 22 | max 0.045 | max 0.015 | 24 - 26 | max 0.11 |
| Mechanical properties of steel X8CrNi25-21 (310S ) | |||||||
| Rm - Tensile strength (MPa) (+AT) | 500-700 | ||||||
| Rp0.2 0.2% proof strength (MPa) (+AT) | 210 | ||||||
| A - Min. elongation at fracture (%) (+AT) | 33-35 | ||||||
| Brinell hardness (HB): (+AT) | 192 |
