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牌号 | X6CrNiTi12不锈钢板和钢带 | ||||||||
1.4516 | |||||||||
对应标准 | NF EN 10088-2-2005 | ||||||||
普通用途不锈钢板和钢带的交货技术条件 | |||||||||
Part2:Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes | |||||||||
归类 | 铁素体不锈钢 | ||||||||
标签 | 标准等级 | ||||||||
X6CrNiTi12 化学元素成分含量(%) | |||||||||
成分 | C | Si | Mn | P | S | Cr | Ni | Ti | |
最小值 | - | - | - | - | - | 10.5 | 0.5 | 0.05 | |
最DA值 | 0.08 | 0.7 | 1.5 | 0.04 | 0.015 | 12.5 | 1.5 | 0.35 | |
◎ 未经买方同意,不得随意向钢中添加表中未列的元素,冶炼精加工除外。采取一切必要措施以防在废钢和生产原料中带入这些元素,因为其会削弱钢的机械性能,降低钢的适用性。 | |||||||||
X6CrNiTi12 机械性能 | |||||||||
条件 | 热处理或状态 | 抗拉强度 | 屈服点 | 断后伸长率或延伸率 | |||||
σb | σs | δ | |||||||
Mpa | Mpa | % | |||||||
冷轧带钢:T ≤ 8mm | +A | 450~650 | l:≥280;t:≥320 | ≥ 23① | |||||
热轧带钢:T ≤ 13.5mm | +A | 450~650 | l:≥280;t:≥320 | ≥ 23① | |||||
热轧中厚板:T ≤ 25mm ② | +A | 450~650 | l:≥250;t:≥280 | ≥ 20① | |||||
◎ T-厚度;l-纵向; t-横向 | |||||||||
◎ +A=软化退火;+QT=淬火及回火;+P=沉淀硬化;+AT=固溶退火;+SR=消除应力 | |||||||||
① T<3mm时适用于标距为80mm、宽度为20mm的试件。也可以使用标距为50mm、宽度为12.5mm的试件。T ≥3mm时适用于标距为5.65√S的试件。 | |||||||||
② T>25mm时,力学性能可以商定。 | |||||||||
* 交货条件下无抗晶间腐蚀; 焊接状态下无抗晶间腐蚀(根据EN ISO 3651-2进行测试)。 | |||||||||
交付条件下在高温下的最小屈服强度 | |||||||||
Material designation | Heat treatment | Minimum 0.2%-proof strength,MPa | |||||||
condition | at a temperature (in°C) of: | ||||||||
Name | Number | 100 | 150 | 200 | 250 | 300 | 350 | 400 | |
X6CrNiTi12 | 1.4516 | +A | 300 | 270 | 250 | 245 | 225 | 215 | - |
| |||||||||
符合本欧洲标准的产品热处理指南 | |||||||||
Material designation | Hot forming | Heat treatment | Annealing | ||||||
Name | Number | Temperature | Type of | symbol | Temperature | Type of | |||
℃ | cooling | ℃ ① | cooling | ||||||
X6CrNiTi12 | 1.4516 | 1100 to 800 | air | +A | 790 to 850 | air,water | |||
◎ Temperature of annealing shall be agreed for simulated heat-treated test-pieces. | |||||||||
① If heat-treatment is carried out in a continuous furnace, the upper part of the range specified is usually preferred, or even exceeded. | |||||||||