| Grade : | 1.4981壓力用無(wú)縫鋼管。不銹鋼管 | |||||||
| Number: | X8CrNiMoNb16-16 | |||||||
| Classification: | 奧氏體鋼 | |||||||
| Density: | 8 g/cm 3 | |||||||
| Standard: | ||||||||
| EN 10302:2008抗蠕變鋼、鎳和鈷合金 | ||||||||
| EN 10216-5:2014壓力用無(wú)縫鋼管。技術(shù)交付條件。不銹鋼管 | ||||||||
| EN 10088-1:2005不銹鋼。不銹鋼清單 | ||||||||
| Equivalent grades: | ||||||||
| Chemical comb % of steel X8CrNiMoNb16-16 (1.4981): EN 10302-2008 | ||||||||
| Nb = 10 * C to 1.2 | ||||||||
| C | Si | Mn | Ni | P | S | Cr | Mo | N |
| 0.04 - 0.1 | 0.3 - 0.6 | max 1.5 | 15.5 - 17.5 | max 0.035 | max 0.015 | 13.5 - 17.5 | 1.6 - 2 | max 1.2 |
| Mechanical properties of steel X8CrNiMoNb16-16 (1.4981) | ||||||||
| Rm - Tensile strength (MPa) (+AT) | 530-690 | |||||||
| Rp0.2 0.2% proof strength (MPa) (+AT) | 215 | |||||||
| KV - Impact energy (J) longitud., (+AT) | +20° | |||||||
| 100 | ||||||||
| KV - Impact energy (J) transverse, (+AT) | +20° | |||||||
| 60 | ||||||||
| A - Min. elongation at fracture (%) (+AT) | 35 | |||||||
