精品文献
双偏心双法兰蝶阀
双偏心双法兰蝶阀B62
controls flow freely 法兰式软密封蝶阀 Double Flanged Butterfly Valve HUIHUA VALVE INDUSTRY CO. BIFINE(ZIBO) INT'L CO., LTD Industry Zone 工业区 Product design 产品设计 Exhibition review 展会回顾 Application site 应用现场 Casting site 铸造现场Machine workshop 加工车间 Product show 产品展现 Products stock 成品库存 Disc 阀板 Double or triple eccentric design disc may reduces friction of the sealing ring ,provide the valve long service
双偏心双法兰蝶阀B62
controls flow freely 法兰式软密封蝶阀 Double Flanged Butterfly Valve HUIHUA VALVE INDUSTRY CO. BIFINE(ZIBO) INT'L CO., LTD Industry Zone 工业区 Product design 产品设计 Exhibition review 展会回顾 Application site 应用现场 Casting site 铸造现场Machine workshop 加工车间 Product show 产品展现 Products stock 成品库存 Disc 阀板 Double or triple eccentric design disc may reduces friction of the sealing ring ,provide the valve long service