| Grade : | X2CrMoTi18-2通用耐腐蝕鋼片/板和帶材 | |||||||
| Number: | 1.4521 | |||||||
| Classification: | 鐵素體不銹鋼 | |||||||
| Density: | 7.7 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 10028-7:2007壓力用鋼制扁平產(chǎn)品。不銹鋼 | ||||||||
| 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 10088-1:2005不銹鋼。不銹鋼清單 | ||||||||
| 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 X2CrMoTi18-2 (1.4521): EN 10088-2-2005 | ||||||||
| Ti= [4 * (C+N) + 0.15] to 0.80 | ||||||||
| 可以通過(guò)使用鈦或鈮或鋯來(lái)進(jìn)行穩(wěn)定。根據(jù)這些元素的原子質(zhì)量以及碳和氮的含量，當(dāng)量應(yīng)為：Nb（質(zhì)量%）=Zr（質(zhì)量% | ||||||||
| 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 | P | S | Cr | Mo | N | Ti |
| max 0.025 | max 1 | max 1 | max 0.04 | max 0.015 | 17 - 20 | 1.8 - 2.5 | max 0.03 | 0.15 - 0.8 |
| Mechanical properties of steel X2CrMoTi18-2 (1.4521) | ||||||||
| Rm - Tensile strength (MPa) (+A) | 400-640 | |||||||
| Rp0.2 0.2% proof strength (MPa) (+A) | 280-320 | |||||||
| A - Min. elongation at fracture (%) (+A) | 20 | |||||||
| Properties of steel X2CrMoTi18-2 (1.4521) | ||||||||
| Resistance to intergranular corrosion: in the delivery condition - yes; in the welded condition - yes |
