气动调节蝶阀

D973H电动硬密封...

D941X电动软密封...

D971X软密封对夹...

D373RH日标蝶阀...

D373H硬密封对夹...

D341X软密封法兰...

D671F46气动衬...

D341F4衬氟蝶阀

D71F4衬氟蝶阀

TD341W蜗轮通风...

DH41W德标止回阀...

KSB德标止回阀,法...

H12W丝扣立式止回...

H41H升降式止回阀...

H71X对夹升降式止...

H72H对夹式高压止...

H74H对夹单瓣旋启...

H76H对夹双瓣旋启...

H77X型对夹式蝶型...

H44H旋启式法兰止...

H76X对夹蝶形止回...

Q347Y锻钢固定球...

Q347F锻钢固定式...

Q41F不锈钢球阀 ...

BQ41F法兰保温球...

Q45F三通球阀 三...

Q44F不锈钢三通球...

Q41F-150LB...

DYQ340Y上装式...