關guan於yu低di溫wen狀zhuang態tai，不bu鏽xiu鋼gang板ban存cun在zai像xiang碳tan素su鋼gang那na樣yang的de低di溫wen脆cui性xing，而er鋼gang則ze不bu存cun在zai。因yin此ci鐵tie素su體ti或huo不bu鏽xiu鋼gang產chan生sheng低di溫wen脆cui化hua而er不bu鏽xiu鋼gang或huo鎳nie基ji合he金jin不bu顯xian示shi低di溫wen脆cui性xing。鐵tie素su體ti不bu鏽xiu鋼gang方fang管guan的deSUS410(13Cr)，SUS430(18Cr)dengzaidiwenzhuangtaixia，xianshichuchongjizhixiajiang。suoyi，zaidiwenzhuangtaixiashiyongshi，yaoduojiazhuyi。zuoweigaijintiesutixiliebuxiugangchongjirenxingdefangfa，kekaolvjinxinggaochunhuagongyi。jiezhuyukongzhiC，N等級水平，脆化溫度在-50℃到-100℃範圍內進行改善時，有可能將其用於與冷凍相關的工程。近年來，已將SUS430LX(18Cr-Ti，Nb-LC)和SUS436L(18Cr-Mo-Ti,Nb-LC)等應用於冷凍器具的殼體。
tiesutibuxiugangyinweishitixinlifangjiegou，dangcailiaoxingnengchengxianchubianruoshi，jianruideliewenhuihenkuaidikuozhanerzaochengcuixingpohuai。buxiugangyinweishimianxinlifangjiegouerbuhuichanshengcuixingpohuai。tourubuxiugangSUS304L(18Cr-9Ni-LC)和SUS316L(18Cr-12Ni-2Mo-LC)等顯示出在低溫狀態下仍具有良好的衝擊特性。需要注意的是：析出鐵素體或因加工而引起馬氏體的析出，還有因敏化引起碳化物或σ相等異相析出而引起的脆化的傾向。
轉載請注明出處：
http://jsbaobao.com.cn
