... .0MM-20.0MM Length: 2M-12M SpecificationsWe supply ASTM Seamless Stainless Steel pipe Straight type and U type. OD: 6MM-426MM WT ... : 1.0MM-20.0MM Length: 2M-12MFeatures of ASTM Seamless Stainless Steel pipe: 1) Standard: ASTM,GB,AISI,JIS,DIN,EN2) Material ... , medicine, papermaking, water treatment, shipbuilding, food, nuclear, electricity, automobile exhaust pipes, military use and machinery.