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Flange ball valve_ FRPP flange ball valve q41f-10s, plastic ball valve manufacturer DN -
Pneumatic three way ball valve_ PP PVDF pneumatic three way ball valve T L type three -
Electric ball valve_ UPVC electric ball valve electric PVC-U electric union MQ Q Q -
Electric valve_ Chemical corrosion resistant plastic electric valve plastic electric DN 25405 -
Plastic ball valve_ Double socket pneumatic socket type PVC plastic ball valve q611s-16sd