| 牌號 | X6CrNi 25-20 |
|---|---|
| 歐標(biāo)鋼號 | 1.4951 |
| 對應(yīng)標(biāo)準(zhǔn) | EN 10269-2013
規(guī)定高溫和/或低溫性能的緊固件用鋼和鎳合金 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
| 歸類 | 奧氏體不銹鋼 |
| 性能 | 耐腐蝕 |
| 密度 | 7.85 g/cm3 |
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交付條件下在高溫下的最小屈服強(qiáng)度
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 X6CrNi25-20 1.4951 +AT d≤160 177 140 128 116 108 100 94 91 86 85 84 - - -
交付條件下在高溫下的最小抗拉強(qiáng)度
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 X6CrNi25-20 1.4951 +AT d≤160 495 470 450 430 420 410 405 400 385 370 350 320 - -
在交付條件下的最小沖擊吸收能量（縱向）
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 X6CrNi25-20 1.4951 +AT d≤160 - - - - - - - - - - - - - - - 100
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