金昌Half nipple
金昌Nipple
金昌Long nipple
金昌Half thread long nipple
金昌Hexagon nipple
金昌Hexagon F/M nipple
金昌Hexagon reducer nipple
金昌Hose nipple L-type
金昌Hose connector whj
金昌Hose connector WHS
金昌Hose joint WRH for welding
金昌Round water pipe joint wrhn
