PIPE 1.size :DN15-3000 2.WT:3-50 3.Material:GR.B 16mn Q235 Q345 ST35.8 STK500 ST52 RG.6 STK400 4.Standard:ASTM A53/1 HOT ROLLED ERW welded pipe:1. Out Diameter: 10mm - 1020mm2. Thickness: 0.2mm -60mm3. Steel Grade: Q195-Q345 Standard: GB/T 3091-2001, BS1387-1985, DIN EN10025, EN10219, ASTM SCH40, ASTMSCH804. Surface Finish: Galvanized, electro galvanized, black1)Weld form: Longitudinal 2) ...