Papiyon Valv

Flanged papiyon valv se divize an sele mou flanm divize papiyon valv ak sele difisil flannen papiyon;

Bare shaft butterfly valve is divided into soft seal and hard seal two sealing forms; Soft seal smooth rod butterfly valve is commonly used in wafer type, lug type, flange type, groove type, hard...

Threaded fen tiyo papiyon pou tiyo entèn papiyon fil, kò valv ak tiyo lè l sèvi avèk koneksyon fil NPT, ka sove espas enstalasyon, aparans kò lè l sèvi avèk galvanoplastie, tretman anti-korozyon;