| 牌号 | X6NiCrTiMoVB25-15-2 |
|---|---|
| 1.4980 | |
| 对应标准 | NF EN 10269-1999
用于高温或低温条件下的紧固件用钢及镍合金 |
| 归类 | 奥氏体不锈钢 |
| 密度 | 8 g/cm3 |
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交付条件下在高温下的最小屈服强度
Material designation Heat treatment
conditionDiameter
d
mmMinimum 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 X6NiCrTiMoVB25-15-2 1.4980 +AT+P d≤160 592 580 570 560 550 540 530 520 510 490 460 430 380
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Material designation Heat treatment
conditionDiameter
d
mmMinimum 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 X6NiCrTiMoVB25-15-2 1.4980 +AT+P d≤160 n.a. n.a. n.a. n.a. n.a. n.a. n.a. 720 710 700 690 670 - n.a.: no values available
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低温最小冲击吸收能量（纵向）
Material designation Heat treatment
conditionDiameter
d
mmMinimum fracture energy in shock bending (in J) (ISO-V specimens) at a temperature (in ℃) of: Name Number -270 -196 -160 -140 -120 -110 -100 -90 -80 -70 -60 -50 -40 -20 0 +20 X6NiCrTiMoVB25-15-2 1.4980 +AT+P d≤160 - 40 - - - - - - - - - - - - - 50
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符合本欧洲标准的产品热处理指南
Material designation Heat treatment
conditionNormalizing,quenching
or solution annealing
temperature
°CType of
cooling①Tempering or
precipitation
treatment (and time)
°CName Number X6NiCrTiMoVB25-15-2 1.4980 +AT+P 970 to 990 o,w 710 to 730 ◎ 根据原件相关规定，如果允许矫直后消除应力，应选择消除应力的温度，以获得规定的性能。 ① a=air; o=oil; w=water
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物理性能
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 211① 206① 200① 192① 183① 173① 162① - - 17 17.5 18.7 18 18.2 18.5 n.a. n.a. n.a. n.a.: no values available ① 动态弹性模量
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蠕变性能
Designation Temperature Strength for
1% (plastic)
creep strain ①Creep rupture
strength for ②Name Number °C 10000h 100000h 10000h 100000h 200000h X6NiCrTiMoVB25-15-2 1.4980 500 580 495 608 545 - 510 555 475 590 520 - 520 530 450 570 495 - 530 505 425 550 470 - 540 485 400 525 445 - 550 460 375 500 415 - 560 435 345 475 385 - 570 410 315 450 355 - 580 380 280 420 320 - 590 350 250 395 285 - 600 320 220 365 250 - 610 290 195 340 220 - 620 260 170 310 195 - 630 235 150 285 170 - 640 210 130 260 150 - 650 190 110 235 132 - ◎ The values given in this table are the mean values of the scatter band so far obtained, which will be checked from time to time as further test results become available and if necessary corrected.
◎ * and () indicate values of extended stress extrapolation or time extrapolation, respectively.
① This is the stress relative to the initial cross- section leadina to a permanent elongation of 1 % after 10000 h and 100000 h.
② This is the stress relative to the initial cross- section leading to fracture after 10000 h, 100000 h and 200000 h.
注：数据仅供参考！如有疑问，请填写"我要纠错"！