產品詳情
| Grade : | 309 奧氏體耐熱鋼焊接圓鋼管 | ||||||
| Number: | X15CrNiSi20-12 | ||||||
| Classification: | 奧氏體耐熱鋼 | ||||||
| Density: | 7.9 g/cm 3 | ||||||
| Standard: | |||||||
| EN 10095:1999耐熱鋼和鎳合金 | |||||||
| EN 10296-2:2005機械和一般工程用焊接圓鋼管。不銹鋼。技術交付條件 | |||||||
| EN 10088-1:2005不銹鋼。不銹鋼清單 | |||||||
| Equivalent grades: | |||||||
| Chemical comb % of 309 | |||||||
| C | Si | Mn | Ni | P | S | Cr | N |
| max 0.2 | 1.5 - 2.5 | max 2 | 11月13日 | max 0.045 | max 0.015 | 19 - 21 | max 0.11 |
| Mechanical properties of 309 | |||||||
| Rm - Tensile strength (MPa) (+AT) | 550-750 | ||||||
| Rp0.2 0.2% proof strength (MPa) (+AT) | 230 | ||||||
| A - Min. elongation at fracture (%) (+AT) | 28-30 | ||||||
| Brinell hardness (HB): (+AT) | 223 | ||||||
| Properties of 309 | |||||||
| Maximum application temperature for air T= 1000 ° C | |||||||
