牌号 | NiCr15Fe7TiAl |
欧标钢号 | 2.4669 |
对应标准 | EN 10269-2013
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 | 合金钢 |
性能 | 强度 耐腐蚀 高温强度 |
标签 | 镍钴合金 |
说明 | 20°C时的物理性能:(其他温度的物理性能数据参见原件附录表A.1) 静态弹性模量(GPa):215;20°C~100°C热膨胀系数(10 -6 K -1):12.6 ;热导率(W/m.K):12;比热容(J/kg.K):431;电阻率( Ω.mm 2/m):1.21 |
密度 | 8.2 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 | ||
NiCr15Fe7TiAl | 2.4669 | +AT+P | d≤25 | 625 | 620 | 615 | 610 | 606 | 601 | 596 | 592 | 587 | 582 | 578 | 573 | 565 |
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 | ||
NiCr15Fe7TiAl | 2.4669 | +AT+P | d≤25 | 1000 | 975 | 950 | 900 | 900 | 900 | 900 | 900 | 900 | 890 | 880 | 850 |
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 | ||
NiCr15Fe7TiAl | 2.4669 | +AT+P | d≤25 | 20 | 22 |
Material designation | Heat-treatment symbol | Normalizing,quenching or solution annealing temperature °C | Type of cooling | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
NiCr15FeTiAl | 2.4669 | +AT+P | 1100 to 1200 | a | 840 to 870,2h,a + 700 to 710,16h,a |
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 | |||||||||||||
215 | 208 | 200 | 192 | 183 | 175 | 165 | 150 | 131 | 12.6 | 13 | 13.4 | 13.9 | 14.4 | 14.8 | 12 | 431 | 1.21 |
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