Construction Galvanized Steel Pipe A36 A53 S275 S235jr Q195 Q235 Pre GI Tube 12m Length ASTM Standard API Welding Drill Pipe
1mm 1.5mm 2mm 2.5mm 3mm 4mm 4.5mm 5mm 7mm 20mm 25mm 30mm Stainless Steel Rod, 6mm 8mm 10mm 12mm 16mm Stainless Steel Round Bar