带MA矿用碳钢衬氟防爆电动法兰蝶阀MD943F-10C-DN600 ¥11990.00 D941X-10Q-DN50球墨铸铁开关型电动法兰蝶阀 ¥330.00 手电两用球铁法兰电动橡胶密封蝶阀D941X-10Q-DN65 ¥370.00 DN80污水处理厂净化水排水电动法兰蝶阀D941X ¥450.00 橡胶密封蝶板阀电动开关蝶阀D941X-10Q-DN100 ¥530.00 DN125自来水电动法兰蝶阀球墨铸铁蝶板阀D941X-10Q ¥550.00