... 120 #, 180 #NO 4 surface: 240 #, 3,220 #, 400 # HL surface NO 3 surface: 80 #, 120 #, 180 #NO ... 4 surface: 240 #, 320 #, 400 #Application: Line Pipe, Casing And Tubing, Fluid Pipe, Water Delivery ... satisfactory answer. About us:1) Company name: Wuxi Khalid Technology Co., Ltd2) Address: Room A-211, NO.30 ... 510-854145214) Website: http://www.hld-tech.com 400 series Stainless Steel Wire