Features:1) We supply tube fitting of double ferrules/single ferrules, welding pipe connector, socket welding connector, and union for pneumatic pipeline 2) Material: 1045, 1020, 1010, 1018, 1215 (free cutting steel), 40Mn, 1141, copper, aluminum alloy, cast steel, and stainless steel3) Processing and operation: sawing, heat treatment, numerical control machine, drilling, honing, grinding, machining center, gray phosphate and oil producing area:China payment:L/C, T/T, D/P supplying capacity:240,000pcs/month