Stainless Steel Seamless Tube manufacturers PRODUCT DETAILS: Product NameStainless steel exhaust tube Length6 meters/20 feet / as required. Out Diameter3mm-168mm or as required Thickness0.4mm-25mm or as required StandardAISI,ASTM,DIN,SUS,EN, JIS etc. TechniqueCold rolled,Cold draw Surface TreatmentBright Annealing/ 400-1200# polished, Ra<0.8 2.Heat Treatment锛欱right Annealing/ Annealing and...