... 8-35mm 4. Surface:Polished, frosting etc. stainless steel tube Stainless steel is a production which not easy rust, ... company long-term supply stainless steel products, including stainless steel seamless pipes,stainless steel bar and stainless steel sheet. The material ... steel pipeWelded steel pipeSurface treatmentPolishing or not The stainless steel barstandardASTM,GBmaterial201,202,301,304,316,316L, ...