As one of the best astm a213 steel tube manufacturers and suppliers,Website:http://www.worldironsteel.com, and equipped with one of the well-known astm a213 steel tube brands and productive factory and company, World Iron & Steel Co.,Ltd is always at your service.ASTM A213/A213M Standard Specification for seamless Ferritic and Austenitic Alloy-steel Boiler,Superheater,and heat-exchanger tubes.Standard: ASTM A213Alloy steel pipe materials:T2 T5 T9 T11 T12 T22 T91 T92DN:15-DN1200 WT: SCH10-SCHXXSApplication for Chemical industry, petroleum, medicine, electronic power industry, natural gas industry, food machinery, water supply, boiler heat exchangers etc.