A ball valve is the opening and closing member driven by the valve stem, and rotational movement around the axis of the ball valve. Also can be used for fluid regulation and control, its ball core and welded carbide metal seat have a strong shear force, especially for the media containing fibers, and micro solid particles.

A check valve is a round valve used to open and close the parts, it can stop the backflow of media, and is used to produce the effect of its weight and media pressure. It belongs to the automatic valve category, also known as a check valve, check valve, backflow valve, or isolation valve.

The role of the filter is to remove suspended matter and particles in the water, reduce turbidity, purify water quality, and reduce system dirt, bacteria, algae, rust, and corrosion, to purify water quality and protect the normal work of other equipment in the system.

Wafer stainless steel ball valves, Italy type, size from 1/2'' to 8'', pressure PN16/PN40/150LB/JIS10K are available for different market.