... pipes/tubes 2) ASTM,AISI,DIN,EN,JIS 3) TP304,TP304L,TP321,TP316,TP316L,TP317L,TP310S,TP347H, 2205 Descriptionseamless stainless steel pipes,seamless steel pipes ... . Delievery ConditionAnnaeled&Pickling,Polished,BA, etc.Applicationpressure vessels, petrochemical industry, boiler,heat exchanger, auto parts, hydraulic system, pharmaceutial machinery, ships, air ...