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Heavy type Q47/Q347F-16 HG flange TB ball valve (with worm) fixed by the Ministry of Chemical Industry

Mechanical Department Ball Valve Carbon Steel Q41F-16C Medium

Heavy HG flange ball valve (with worm) heavy type Q41/Q341F-16 from the Ministry of Chemical Industry

Q41F-16C lightweight ball valve

American standard ball valve Q41F-150LB

American standard ball valve - WCB Q41F-300LB