... Product detail:1.Materials(grade):201,304,304L,316,316L,317L,321,410,420,430 ect.2.standard:ASTM AISI GB ... ,GB,DIN, JIS etcMaterial 304,304L,1.4401,316L,904L,317L,321,etcApplication rangeFoodstuff, Gas, metallurgy, biology, electron, chemical, petroleum,boiler ...