D43H-10C-DN50,D43H-10C-DN65,D343H-10C-DN50,D343H-10C-DN65,法兰式金属硬密封蝶阀|产品总汇|无锡市昌林自动化科技有限公司手机版

D43H-10C-DN50,D43H-10C-DN65,D343H-10C-DN50,D343H-10C-DN65,法兰式金属硬密封蝶阀

1750

40-56

1975

1860

1780

40-62