... 4.Usage:High temperature power plant Product name: Alloy steel pipe alloy tube Material: ASTM A213 T2, T12, T11, T22 ... steel pipe, alloy seamless steel pipe, alloy welded pipe,seamless alloy steel pipe,alloy pipe,alloy steel tube steel pipeStandardASTM A335 ... 8m or as your requirementApplicationAlloy steel pipe applies to petroleum, chemical industry, electric power, boiler, high temperature ...