ASTM A312 TP 304 stainless steel pipe 1,OD:4-219 2,WT:0.4-45 ... as per customer's requirement ASTM A312 TP 304 stainless steel pipe1,OD:4-2192,WT:0.4-453,Material ... changed as per customer's requirement BrandYHCompanyLiaocheng Yunhe Material CO.,LTDTypeManufactureGrade10#,20#,45#StandardASTM,A106,A53,A104andA5140DIN st42,st45, ... .comCell:+86-15266862145QQ:2812853995 ASTM A312 TP 304 stainless steel pipe