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