阀门用钢钢厂 Z45CNW18-09 C(%):0.40~0.50 Si(%):2.00~3.00 Mn(%):0.80~1.50 P(%)≤:0.040 S(%)≤:0.030 Cr(%):17.0~19.0 Ni (%):8.00?10.0 的Mo(%): - (%):W 0.80-1.20
阀门用钢上海宝钢太钢各大钢厂都有库存 Z45CS9 C(%):0.40~0.50 Si(%):2.70~3.30 Mn(%):≤0.80P P(%)≤:0.040 S(%)≤:0.030 Cr(%):8.00~10.0
阀门用钢裂纹问题怎么解决? Z50CMNNb21-09-02Az C(%):0.45?0.55 Si(%):≤0.45 Mn(%):8.00?10.0 P(%)≤:0.040 S(%)≤:0.030 铬(%):20.0?22.0 Ni(%):3.50~5.00 Mo(%): - (%):Nb/ Ta 1.80~2.50,W 0.80~1.50,N0
阀门用钢标准厚度 Z53CMN21-09Az C(%):0.48?0.58 Si(%):≤0.25 Mn(%):8.00?10.0 P(%)≤:0.040 S(%)≤:0.030 铬(%):20.0?22.0 Ni( %):3.25~4.50 Mo(%): - (%):N 0.38~0.50
阀门用钢硬度多少 z53cmnnb21-09-02az阀门用钢化学成分 牌号:z53cmnnb21-09-02az阀门用钢 Z53CMNNb21-09-02Az C(%):0.48?0.58 Si(%):≤0.25 Mn(%):8.00?10.0 P(%)≤:0.040 S(%)≤:0.030 铬(%):20.0?22.0 Ni(%):3.2