086-575-87067666

e-post:[e-postskyddad]

EN
alla kategorier

Hem>Fengye HDPE Pipe & Fittings>Stödringar

Stödringar

As we all know, backing rings is matched with flange adaptor. There are ASME B16.5 steel backing rings, pp-steel backing rings, steel backing rings and steel blind flange. For steel backing rings, there are galvanized and plactic-sprayed two kinds of surface treatment.