| Grade : | 1.4462耐腐蚀钢片/板和带材 | |||||||
| Number: | X2CrNiMoN22-5-3 | |||||||
| Classification: | 奥氏体-铁素体不锈钢 | |||||||
| Density: | 7.8 g/cm ³ | |||||||
| Standard: | ||||||||
| EN 10088-2:2005不锈钢。通用耐腐蚀钢片/板和带材交货技术条件 | ||||||||
| EN 10088-3:2005不锈钢。一般用途耐腐蚀钢的半成品、棒材、线材、型材和光亮产品的交货技术条件 | ||||||||
| EN 10028-7:2007压力用钢制扁平产品。不锈钢 | ||||||||
| EN 10222-5:2000压力用钢锻件。马氏体、奥氏体和奥氏体-铁素体不锈钢 | ||||||||
| EN 10216-5:2014压力用无缝钢管。技术交付条件。不锈钢管 | ||||||||
| EN 10217-7:2005压力用焊接钢管。不锈钢管 | ||||||||
| 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 10253-3:2008对焊管件。无特殊检验要求的锻造奥氏体和奥氏体-铁素体（双相）不锈钢 | ||||||||
| EN 10253-4:2008对焊管件。有特殊检验要求的锻制奥氏体和奥氏体-铁素体（双相）不锈钢 | ||||||||
| EN 10272:2007压力用不锈钢棒 | ||||||||
| EN 10263-5:2001冷镦和冷挤压用钢条、棒材和线材。不锈钢交货技术条件 | ||||||||
| EN 10250-4:2000一般工程用开口钢模锻件。不锈钢 | ||||||||
| 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 | ||||||||
| EN 10088-5:2009不锈钢。建筑用耐腐蚀钢棒材、棒材、线材、型材和光亮产品的交货技术条件 | ||||||||
| EN 10088-4:2009不锈钢。建筑用耐腐蚀钢片/板和带材交货技术条件 | ||||||||
| Equivalent grades: | ||||||||
| Chemical comb % of steel X2CrNiMoN22-5-3 (1.4462): EN 10088-2-2005 | ||||||||
| Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. | ||||||||
| C | Si | Mn | Ni | P | S | Cr | Mo | N |
| max 0.03 | max 1 | max 2 | 4.5 - 6.5 | max 0.035 | max 0.015 | 21 - 23 | 2.5 - 3.5 | 0.1 - 0.22 |
| Mechanical properties of steel X2CrNiMoN22-5-3 (1.4462) | ||||||||
| Rm - Tensile strength (MPa) (+A) | 640-950 | |||||||
| Rm - Tensile strength (MPa) (+AT) | 640-920 | |||||||
| Rm - Tensile strength (MPa) (+AT+C) | 1000-1020 | |||||||
| Rp0.2 0.2% proof strength (MPa) (+A) | 450-500 | |||||||
| Rp0.2 0.2% proof strength (MPa) (+AT) | 450 | |||||||
| KV - Impact energy (J) transverse, (+A) | +20° | -40° | ||||||
| 100 | 40 | |||||||
| KV - Impact energy (J) longitud., (+A) | +20° | |||||||
| 150 | ||||||||
| KV - Impact energy (J) longitud., (+AT) | +20° | |||||||
| 120-200 | ||||||||
| KV - Impact energy (J) transverse, (+AT) | +20° | -196° | -40° | |||||
| 90-100 | 40 | 40 | ||||||
| A - Min. elongation at fracture (%) (+A) | 20-25 | |||||||
| A - Min. elongation at fracture (%) transverse, (+AT) | 22 | |||||||
| A - Min. elongation at fracture (%) longitud., (+AT) | 22-30 | |||||||
| Nominal diameter (mm): | 2月25日 | |||||||
| Z - Reduction in cross section on fracture (%) | 50-55 | |||||||
| Brinell hardness (HB): (+A) | 270 | |||||||
| Brinell hardness (HB): (+AT) | 290 | |||||||
