| Grade : | 316L壓力用焊接鋼管。不銹鋼管 | |||||||
| Number: | X2CrNiMo17-12-3 | |||||||
| Classification: | 奧氏體不銹鋼 | |||||||
| Density: | 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 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 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 X2CrNiMo17-12-3 (316L ): EN 10088-2-2005 | ||||||||
| 硫含量的特定范圍可以提供特定性能的改善。對(duì)于可加工性，建議并允許將硫含量控制在0.015%至0.030%之間。對(duì)于可焊性，建議并允許將硫含量控制在0.008%至0.030%之間。對(duì)于可極化性，建議將硫含量控制在最大0.015%。 | ||||||||
| 未經(jīng)買方同意，不得故意將本表中未列出的元素添加到鋼材中，除非對(duì)鑄件進(jìn)行精加工。 | ||||||||
| C | Si | Mn | Ni | P | S | Cr | Mo | N |
| max 0.03 | max 1 | max 2 | 10.5 - 13 | max 0.045 | max 0.015 | 16.5 - 18.5 | 2.5 - 3 | max 0.11 |
| Mechanical properties of steel X2CrNiMo17-12-3 (316L ) | ||||||||
| Rm - Tensile strength (MPa) (+A) | 490-700 | |||||||
| Rm - Tensile strength (MPa) (+AT) | 490-690 | |||||||
| Rm - Tensile strength (MPa) (+AT+C) | 750-780 | |||||||
| Rp0.2 0.2% proof strength (MPa) (+A) | 190-240 | |||||||
| Rp0.2 0.2% proof strength (MPa) (+AT) | 190 | |||||||
| KV - Impact energy (J) transverse, (+A) | +20° | -196° | ||||||
| 60 | 60 | |||||||
| KV - Impact energy (J) longitud., (+A) | +20° | |||||||
| 100 | ||||||||
| A - Min. elongation at fracture (%) (+A) | 40-45 | |||||||
| A - Min. elongation at fracture (%) longitud., (+AT) | 40 | |||||||
| Nominal diameter (mm): | 2 - 50 | |||||||
| Z - Reduction in cross section on fracture (%) | 63-68 | |||||||
| Brinell hardness (HB): (+A) | 215 | |||||||
| Brinell hardness (HB): (+AT) | 200 |
