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| Grade : | X8CrNiMoNb16-16压力用无缝钢管。不锈钢管 | |||||||
| Number: | 1.4981 | |||||||
| Classification: | 奥氏体钢 | |||||||
| Density: | 8 g/cm 3 | |||||||
| Standard: | ||||||||
| EN 10302:2008抗蠕变钢、镍和钴合金 | ||||||||
| EN 10216-5:2014压力用无缝钢管。技术交付条件。不锈钢管 | ||||||||
| EN 10088-1:2005不锈钢。不锈钢清单 | ||||||||
| Equivalent grades: | ||||||||
| Chemical composition % 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 | |||||||
