TP310S不锈钢管/310S厚壁不锈钢管/批发310S不锈钢管厂家 310S(0Cr25Ni20/0Cr25Ni20Si2),耐热不锈钢,国内牌号0Cr25Ni20,美国牌号SA213/TP310S,俗称310S,又称2520,双相不锈钢,用于耐高温炉管制造。SA213/TP310S的化学成份(%): Ni 镍 :19.00-22.00 Cr 铬: 24.00-26.00 Si 硅 <= 1.50 Mn 锰 <= 2.00 C 碳 <= 0.08 S 硫 <= 0.030 P 磷 <= 0.035