牌號 | 35B2 |
1.5511 | |
對應(yīng)標(biāo)準(zhǔn) | NF EN 10269-1999
用于高溫或低溫條件下的緊固件用鋼及鎳合金 |
歸類 | 合金鋼 |
標(biāo)簽 | 淬火回火鋼 |
Material designation | Heat treatment condition | Normalizing,quenching or solution annealing temperature °C | Type of cooling① | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
35B2 | 1.5511 | +QT | 840 to 880 | w,o | 550 to 660 |
◎ 根據(jù)原件相關(guān)規(guī)定参歹,如果允許矯直后消除應(yīng)力仰楚,應(yīng)選擇消除應(yīng)力的溫度,以獲得規(guī)定的性能犬庇。 | |||||
① a=air; o=oil; w=water |