牌號 | X12Ni 5 |
歐標(biāo)鋼號 | 1.5680 |
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 | 合金鋼 |
標(biāo)簽 | 調(diào)質(zhì)型鋼 鎳合金鋼 |
密度 | 7.85 g/cm3 |
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 | ||
X12Ni5 | 1.5680 | (+N),+NT | d≤40 | - | - | - | - | 40 | 45 | 50 | 55 | 60 | 60 | 65 | 65 | 65 | 70 | 70 | 70 |
40<d≤75 | - | - | - | - | - | - | - | 50 | 55 | 60 | 60 | 65 | 65 | 65 | 70 |
Material designation | Heat-treatment symbol | Normalizing,quenching or solution annealing temperature °C | Type of cooling | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
X12Ni5 | 1.5680 | +N | 800 to 850 | a | - |
+QT | 800 to 850 | a | 580 to 660 |