國內外配管設計常用不銹鋼牌號對比
1.碳(C)含(han)量(liang)標識(shi)(shi)a.舊牌號Cr之(zhi)(zhi)前的數字(zi)表示(shi)碳的千(qian)分之(zhi)(zhi)幾的含(han)量(liang)。如201(1Cr17Mn6Ni5N):碳(C)含(han)量(liang)千(qian)分之(zhi)(zhi)一;2Cr13(420),7Cr17(440A),分別表示(shi)碳(C)含(han)量(liang)千(qian)分之(zhi)(zhi)二(er)和千(qian)分之(zhi)(zhi)七;C≤0.08%為(wei)低(di)碳,標識(shi)(shi)為(wei)“0”,如(304)0Cr18Ni...