1,Length: 6M 2,Wall thickness: 2.5mm 3,Special treatment: hot dip galvanizing PRODUCTHot Galvanized Steel PipeO.D21.25mmW.T1.0-2.5mmSTANDARDGB/BSSTEEL GRADEQ195-Q345, ETC.LENGTH5.8m/6m/12m and RANDOM LENGTHAPPLICATIONlow-medium pressure fluid, coal gas transportation, heating steam,project construction, bridge structure, oil and nature gas pressure steel tube.QUALITYFIRST GRADE PACKAGE IN ...