三门峡Half nipple
三门峡Nipple
三门峡Long nipple
三门峡Half thread long nipple
三门峡Hexagon nipple
三门峡Hexagon F/M nipple
三门峡Hexagon reducer nipple
三门峡Hose nipple L-type
三门峡Hose connector whj
三门峡Hose connector WHS
三门峡Hose joint WRH for welding
三门峡Round water pipe joint wrhn
