牌号 | X2CrNiMo 17-12-2 |
德国W-Nr. | 1.4404 |
对应标准 | DIN EN 10269-2014
规定高温和/或低温性能的紧固件用钢和镍合金 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
归类 | 奥氏体不锈钢 |
性能 | 强度 耐腐蚀 |
说明 | —本欧洲标准规定了非合金和合金(包括不锈钢)钢和镍合金制成的在高温和/或低温下具有指定性能的紧固件的半成品、棒材的要求。 —本标准的要求也适用于成品紧固件 —EN 10021中的一般交货技术条件也适用于按照本标准提供的产品。 |
密度 | 8 g/cm3 |
Material designation | Heat treatment condition | Diameter d mm | Minimum 0.2%-proof strength Rp0.2 in MPa at a temperature (in°C) of: | |||||||||||||
Name | Number | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 | 650 | ||
X2CrNiMo 17-12-2 | 1.4404 | +AT | d≤160 | 187 | 165 | 150 | 137 | 127 | 119 | 113 | 108 | 103 | 100 | 98 | - | - |
Material designation | Heat treatment condition | Diameter d mm | Minimum tensile strength Rm in MPa at a temperature (in°C) of: | |||||||||||||
Name | Number | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 | 650 | ||
X2CrNiMo17-12-2 | 1.4404 | +AT | d≤160 | 460 | 430 | 410 | 390 | 385 | 380 | 380 | 380 | 375 | 360 | 335 | - | - |
Material designation | Heat treatment condition | Diameter d mm | Minimum impact energy KV2inJ(ISO-V test piece) at a test temperature in°C of: | ||||||||||||||||
Name | Number | -270 | -196 | -160 | -140 | -120 | -110 | -100 | -90 | -80 | -70 | -60 | -50 | -40 | -20 | 0 | +20 | ||
X2CrNiMo17-12-2 | 1.4404 | +C700 | d≤35 | - | 50 | - | - | - | - | - | - | - | - | - | - | - | - | - | 80 |
Material designation | Heat-treatment symbol | Normalizing,quenching or solution annealing temperature °C | Type of cooling | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
X2CrNiMo17-12-2 | 1.4403 | +AT | 1020 to 1120 | a,w | - |
各温度°C时静态弹性模量 | 20°C与各温度间热膨胀系数 | 热导率 | 比热容 | 电阻率 | |||||||||||||
20 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 100°C | 200°C | 300°C | 400°C | 500°C | 600°C | 20°C | 20°C | 20°C |
GPa | 10-6 K-1 | W/m.K | J/kg.K | Ω.mm2/m | |||||||||||||
200 | 194 | 186 | 179 | 172 | 165 | - | - | - | 16 | 16.5 | 17 | 17.5 | 18 | n.a. | 15 | 500 | 0.75 |