| Grade : | 1.4462耐腐蝕鋼片/板和帶材 | |||||||
| Number: | X2CrNiMoN22-5-3 | |||||||
| Classification: | 奧氏體-鐵素體不銹鋼 | |||||||
| Density: | 7.8 g/cm 3 | |||||||
| Standard: | ||||||||
| EN 10088-2:2005不銹鋼。通用耐腐蝕鋼片/板和帶材交貨技術(shù)條件 | ||||||||
| EN 10088-3:2005不銹鋼。一般用途耐腐蝕鋼的半成品、棒材、線材、型材和光亮產(chǎn)品的交貨技術(shù)條件 | ||||||||
| EN 10028-7:2007壓力用鋼制扁平產(chǎn)品。不銹鋼 | ||||||||
| EN 10222-5:2000壓力用鋼鍛件。馬氏體、奧氏體和奧氏體-鐵素體不銹鋼 | ||||||||
| EN 10216-5:2014壓力用無(wú)縫鋼管。技術(shù)交付條件。不銹鋼管 | ||||||||
| EN 10217-7:2005壓力用焊接鋼管。不銹鋼管 | ||||||||
| EN 10296-2:2005機(jī)械和一般工程用焊接圓鋼管。不銹鋼。技術(shù)交付條件 | ||||||||
| EN 10253-3:2008對(duì)焊管件。無(wú)特殊檢驗(yàn)要求的鍛造奧氏體和奧氏體-鐵素體（雙相）不銹鋼 | ||||||||
| EN 10253-4:2008對(duì)焊管件。有特殊檢驗(yàn)要求的鍛制奧氏體和奧氏體-鐵素體（雙相）不銹鋼 | ||||||||
| EN 10272:2007壓力用不銹鋼棒 | ||||||||
| EN 10263-5:2001冷鐓和冷擠壓用鋼條、棒材和線材。不銹鋼交貨技術(shù)條件 | ||||||||
| EN 10250-4:2000一般工程用開(kāi)口鋼模鍛件。不銹鋼 | ||||||||
| EN 10297-2:2005機(jī)械和一般工程用無(wú)縫圓形鋼管。不銹鋼。技術(shù)交付條件 | ||||||||
| EN 10088-1:2005不銹鋼。不銹鋼清單 | ||||||||
| EN 10088-5:2009不銹鋼。建筑用耐腐蝕鋼棒材、棒材、線材、型材和光亮產(chǎn)品的交貨技術(shù)條件 | ||||||||
| EN 10088-4:2009不銹鋼。建筑用耐腐蝕鋼片/板和帶材交貨技術(shù)條件 | ||||||||
| 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 | |||||||
