牌号 | X20Cr 13 |
德国W-Nr. | 1.4021 |
对应标准 | DIN EN 10088-3-2014
不锈钢-半成品、棒材、杆材、线材、型材及光亮产品交货技术条件 Stainless steels – Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes |
归类 | 马氏体不锈钢 |
性能 | 耐腐蚀 |
说明 | 物理性能参考DIN EN 10088-1-2014、EN 10088-1-2014 |
Steel designation | Hot forming | Heat treatment symbol | Annealing | Quenching | Tempering | ||||
Name | Number | Temperature°C | Type of cooling | Temperature°C | Type of cooling | Temperature°C | Type of cooling | Temperature°C | |
X20Cr13 | 1.4021 | 1100 to 800 | slow cooling | +A | 745 to 825 | air | - | - | - |
+QT700 | - | - | 950 to 1050 | oil,air | 650 to 750 | ||||
+QT800 | - | - | 950 to 1050 | oil,air | 600 to 700 |
Steel designation | Heat treatment condition | Minimum 0.2%-proof strength(MPa) at a temperature (in°C) of: | |||||||
Name | Number | 100 | 150 | 200 | 250 | 300 | 350 | 400 | |
X20Cr13 | 1.4021 | +QT700 | 460 | 445 | 430 | 415 | 395 | 365 | 330 |
+QT800 | 515 | 495 | 475 | 460 | 440 | 405 | 355 |