1)welded pipe 2)SIZE:21.3--1250mm 3)Thickness:1.8--60mm ... ,0Cr18N19,304,321,316,3161LengthAs per client requirementUsagePetrol,gas,water pipe,construction,chimney potProcessing techniqueThreading,coupling,necking,punching .etc.Payment term30 ... other steel pipe: cold rolled,hot rolled,hot dipped,ERW pipe,etc.We sincerely hope to establish long-term business relationship with you.