牌號(hào) | X8Ni 9 |
德國(guó)W-Nr. | 1.5662 |
對(duì)應(yīng)標(biāo)準(zhǔn) | DIN EN 10269-2014
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)鋼 鎳合金鋼 |
說明 | —本歐洲標(biāo)準(zhǔn)規(guī)定了非合金和合金(包括不銹鋼)鋼和鎳合金制成的在高溫和/或低溫下具有指定性能的緊固件的半成品硫舞、棒材的要求非洲。 —本標(biāo)準(zhǔn)的要求也適用于成品緊固件 —EN 10021中的一般交貨技術(shù)條件也適用于按照本標(biāo)準(zhǔn)提供的產(chǎn)品填阅。 |
密度 | 7.89 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 | ||
X8Ni9 | 1.5662 | +N+NT(or +QT) | d≤75 | - | 40 | 45 | 50 | 50 | - | 60 | - | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 |
+QT | d≤75 | - | 70 | - | - | 100 | - | 110 | - | 120 | 120 | 120 | 120 | 120 | 120 | 120 | 120 |
Material designation | Heat-treatment symbol | Normalizing,quenching or solution annealing temperature °C | Type of cooling | Tempering or precipitation treatment (and time)°C | |
Name | Number | ||||
X8Ni9 | 1.5662 | +N+N+T | 880 to 930+770 to 830 | a | 540 to 600 |
+QT | 770 to 830 | o坟瓢,w | 540 to 600 |