... ISO/SGSstainless steel pipe/steel pipe/stainless steel tube (round)1)Grade:201,202,304,316,304L and 316L2)Standard ... )Our goods have passed ISO9001:2000 standard.TypeStainless steel pipe/Round pipe /Square pipe/ Rectangular pipeOD6.0~127.0mm/ 12 ... ,321,310S,410,410S,430,347H,2Cr13,3Cr13 etcApplication rangeFoodstuff, Gas, metallurgy, biology, electron, chemical, petroleum,boiler, nuclear energy, ...