Titanium Tube, Stainless Steel Tube, PPGI manufacturer / supplier in China, offering ASTM B280 ACR Oxygen-Free Copper Tube, 1/2 Inch, 3/4 Inch. Available in Batch Quantities for Immediate Delivery. Durable. Customizable., ASTM AISI DIN En SUS Mild Iron Ss400 Carbon U Beam Steel Grade Q345 Q235 C Channel Steel, Corrugated Galvanized Bent Roof Tiles, Color Steel Tiles, Roof Panels, Metal Roofs, Customizable. and so on.