rubber joint sphere Body: neoprene, EPDM,NBR Lining: chinlon cord fabrics Standard: ANSI,DIN,JIS,GB size diameter:40-6000mm Rubber flexible joints, also known ... Fabric ,etcName: flexible/expansion rubber joints/ pipe joint, pipe connectorFlange: galvanised iron, cast iron,Q235,304,etc.Standard: JIS,GB,ANSI,BT,etcSize ... . Compressed air,water,sea water,hot water,weak acid,etc. rubber joint sphere