... 2. material: AISI 304, 316 3.flexible pipe joint co stainless steel flexible pipe joint coupling1. specification:1/8'' - 4''2 ... in hose connectingQiancheng Stainless Steel Products Co.,Ltd, situated in foundry country of china---Cangzhou city, Hebei province, China. ... , could produce all kinds of stainless steel and carbon steel pipe fittings,including couplings, nipples, valves, elbows, tees, crosses, ...