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