國內外配管設計常用不銹鋼牌號對比
1.碳(C)含(han)(han)量(liang)標(biao)識a.舊牌(pai)號Cr之(zhi)(zhi)前的數字表示碳的千(qian)(qian)分(fen)(fen)之(zhi)(zhi)幾的含(han)(han)量(liang)。如201(1Cr17Mn6Ni5N):碳(C)含(han)(han)量(liang)千(qian)(qian)分(fen)(fen)之(zhi)(zhi)一;2Cr13(420),7Cr17(440A),分(fen)(fen)別表示碳(C)含(han)(han)量(liang)千(qian)(qian)分(fen)(fen)之(zhi)(zhi)二和千(qian)(qian)分(fen)(fen)之(zhi)(zhi)七(qi);C≤0.08%為低碳,標(biao)識為“0”,如(304)0Cr18Ni...