... to Europe,Africa,South America. 4.EPDM seat ISO9001 Cast Iron Gate Valve Specification:1. Size: 1-1/2”-24 ... Finishing: Epoxy coating, Painting etc10. Usage: Water supply and drainage, Electric power, Petrochemical, Metallurgical, Firefighting / Fire fighting, or ... ringNBR, PTFELevelMalleable iron, Carbon steelContact: Ms. Annie Tel: +86-311-85520268/9, Fax: +86-311-85520266 ISO9001 Cast Iron Gate Valve ...