... 2205 Descriptionseamless stainless steel pipes,seamless steel pipes,cold-drawn or cold-rolled precision seamless and welded pipes, ... Pickling,Polished,BA, etc.Applicationpressure vessels, petrochemical industry, boiler,heat exchanger, auto parts, hydraulic system, pharmaceutial machinery ... metal processing of wind power equipment;Surface treatmentBare Tube (No coating)-Bright and smooth; Surface ...