耐热钢:1.4700 1.4712 1.4713 1.4720 1.4724 1.4742 1.4749 1.4762 1.4821 1.4828 1.4833 1.4841 1.4845 1.4861 1.4864 1.4876 1.4878 1.4885 1.5310 阀门用钢:1.2731 1.3817 1.4704 1.4718 1.4731 1.4732 1.4748 1.4785 1.4866 1.4870 1.4871 1.4873 1.4875 1.4881 1.4882 2.4955 1.5028 1.5122 高温强度钢和商温合金:2.4632 2.4634 2.4816 1.4910 1.4911 1.4913 1.4914 1.4919 1.4920 1.4921 1.4922 1.4923 ------------此信息由鼎盛提供:化学成分,力学性能,材质对照,材料标准,规格齐全,数量--------------