... experience 2.Advanced CNC equipment 3.BV and ISO certificate Best quality er309l stainless steel welding wire 1.er309l stainless steel ... s /semi-soft / hard / lightly drawn, LD / Cold drawn, WCD.9. Standard: Standard: AISI, ASTM, DIN, GB, JIS, And SUS, etc ... decorative panels/tubes. Our products have complete specifications, high quality and low price. We provide customized and non-standard products ...