JIS high platform flange ball valve Q41F-10K

JIS flange ball valve Q41F-10K

National standard mechanical department flange ball valve GB JB flange ball valve Q41F-16

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

Forged wafer thin ball valve Q71F-64

Forged wafer thin ball valve Q71F-40

Forged wafer thin ball valve Q71F-25