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