NBR rubber joint SS 316 stainless steel flexible joints OEM epdm rubber expansion joint

            NBR rubber joint SS 316 stainless steel flexible joints OEM epdm rubber expansion joint

     This product is the flexible rubber single ball rubber joint has good comprehensive properties, it is widely used in chemical industry, construction, water supply, drainage, oil, light and heavy industry, refrigeration, sanitation, plumbing, fire, electricity and other infrastructure projects.