Hebei Naiwo Fluid Technology Co. Ltd is located in Economic Development Zone of Hebei Province,China.We are specialized in production of NW brand quick coupling(ISO16028,ISO7241) with stainless steel or carbon steel material, ball locked bulge valve type or straight through type.The quick coupling can be widely used for excavator machinery manufacturing,special car/truck manufacturing,metallurgy,steel mill,shipbuilding,paper making,drilling platform and other fields such as oil,mine,pharmacy,chemical industry etc.
