... resistance,Corrosion resistanceASTM SA335 A335P22A335P5A335P9A335P91stainless steel pipe Applies to oil, aviation, metallurgy, food, water conservancy,electric power, chemical industry,Chemical, ... chemical fiber, pharmaceutical machinery, etcASTM A213ASTM A312304304L316316L321steel pipe forlow temperatureApply to-45 ...