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