022Cr18Ti、00Cr17、439不銹鋼和10Cr17Mo、1Cr7Mo、434不銹鋼性能用途
022Cr18Ti、00Cr17、439不(bu)(bu)銹(xiu)鋼是在Cr17鋼中加入鈦(tai)或鈮,再將碳含(han)(han)量含(han)(han)量降到0.030%以(yi)下煉成,從而改善(shan)了加工性(xing)(xing)能(neng)、焊接(jie)性(xing)(xing)能(neng)和(he)耐腐蝕性(xing)(xing)。抗晶(jing)間腐蝕性(xing)(xing)較好,韌(ren)性(xing)(xing)較差,脆(cui)性(xing)(xing)轉變溫(wen)度(du)在室溫(wen)以(yi)上,而且對缺口(kou)敏感(gan),不(bu)(bu)適宜制(zhi)造(zao)室溫(wen)以(yi)下承載部(bu)件。該鋼深(shen)沖性(xing)(xing)能(neng)好,...