BD343H-6C DN50铸钢法兰式保温蝶阀 真空不锈钢蝶阀

BD343H-6C DN50铸钢法兰式保温蝶阀 
BD343H-16C DN50铸钢法兰式保温蝶阀 
BD343H-10C DN50铸钢法兰式保温蝶阀 
BD343H-6C DN65铸钢法兰式保温蝶阀 
BD343H-16C DN65铸钢法兰式保温蝶阀 
BD343H-10C DN65铸钢法兰式保温蝶阀 
BD343H-6C DN80铸钢法兰式保温蝶阀 
BD343H-16C DN80铸钢法兰式保温蝶阀 
BD343H-10C DN80铸钢法兰式保温蝶阀 
BD343H-6C DN100铸钢法兰式保温蝶阀 
BD343H-16C DN100铸钢法兰式保温蝶阀 
BD343H-10C DN100铸钢法兰式保温蝶阀 
BD343H-6C DN125铸钢法兰式保温蝶阀 
BD343H-16C DN125铸钢法兰式保温蝶阀 
BD343H-10C DN125铸钢法兰式保温蝶阀 
BD343H-6C DN150铸钢法兰式保温蝶阀 

BD343H-16C DN150铸钢法兰式保温蝶阀 
BD343H-10C DN150铸钢法兰式保温蝶阀 
BD343H-6C DN200铸钢法兰式保温蝶阀 
BD343H-16C DN200铸钢法兰式保温蝶阀 
BD343H-10C DN200铸钢法兰式保温蝶阀 
BD343H-6C DN250铸钢法兰式保温蝶阀 
BD343H-16C DN250铸钢法兰式保温蝶阀 
BD343H-10C DN250铸钢法兰式保温蝶阀 
BD343H-6C DN300铸钢法兰式保温蝶阀 
BD343H-16C DN300铸钢法兰式保温蝶阀 
BD343H-10C DN300铸钢法兰式保温蝶阀 
BD343H-6C DN350铸钢法兰式保温蝶阀 
BD343H-16C DN350铸钢法兰式保温蝶阀 
BD343H-10C?DN350铸钢法兰式保温蝶阀 
BD343H-6C DN400铸钢法兰式保温蝶阀 
BD343H-16C DN400铸钢法兰式保温蝶阀 
BD343H-10C DN400铸钢法兰式保温蝶阀 
BD343H-6C DN450铸钢法兰式保温蝶阀 
BD343H-16C DN450铸钢法兰式保温蝶阀 
BD343H-10C DN450铸钢法兰式保温蝶阀 
BD343H-6C DN500铸钢法兰式保温蝶阀 
BD343H-16C DN500铸钢法兰式保温蝶阀 
BD343H-10C DN500铸钢法兰式保温蝶阀 
BD343H-6C DN600铸钢法兰式保温蝶阀 
BD343H-16C DN600铸钢法兰式保温蝶阀 
BD343H-10C DN600铸钢法兰式保温蝶阀 
BD343H-6C DN700铸钢法兰式保温蝶阀 
BD343H-16C DN700铸钢法兰式保温蝶阀 
BD343H-10C DN700铸钢法兰式保温蝶阀 
BD343H-6C DN800铸钢法兰式保温蝶阀 
BD343H-16C DN800铸钢法兰式保温蝶阀 
BD343H-10C DN800铸钢法兰式保温蝶阀
BD343H-6C DN900铸钢法兰式保温蝶阀 
BD343H-16C DN900铸钢法兰式保温蝶阀 
BD343H-10C DN900铸钢法兰式保温蝶阀 
BD343H-6C DN1000铸钢法兰式保温蝶阀 
BD343H-16C DN1000铸钢法兰式保温蝶阀 
BD343H-10C DN1000铸钢法兰式保温蝶阀
BD343H-6C DN1200铸钢法兰式保温蝶阀 
BD343H-16C DN1200铸钢法兰式保温蝶阀 
BD343H-10C DN1200铸钢法兰式保温蝶阀