Fire equipment--山东金伟利管道科技有限公司-提供建筑管道整体解决方案，专注管道20年！

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200X groove type pressure reducing valve

200X groove type pressure reducing valve

500X pressure relief and holding valve

500X pressure relief and holding valve

300X slow closing silencing check valve

300X slow closing silencing check valve

100X remote-controlled floating ball valve

100X remote-controlled floating ball valve

200X adjustable pressure reducing valve

200X adjustable pressure reducing valve

Groove filter

Groove filter

End water testing device

End water testing device

Internal threaded fire valve

Internal threaded fire valve

Flange flow switch

Flange flow switch

Trench flow switch

Trench flow switch

Clamp type signal butterfly valve

Clamp type signal butterfly valve

Grooved signal butterfly valve

Grooved signal butterfly valve

Handle signal groove butterfly valve

Handle signal groove butterfly valve

Handle groove butterfly valve

Handle groove butterfly valve

Lock groove gate valve

Lock groove gate valve

Rising stem groove soft seal gate valve

Rising stem groove soft seal gate valve

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