20CR25NI20不锈钢管20CR25NI20不锈钢板20
10CR17不锈钢管10CR..
16CR25N不锈钢管16C..
12CR16NI35不锈钢管..
45CR14NI14W2MO..
06CR19NI13MO3不..
06CR17NI12MO2不..