The valve ball and seat are made of high-carbon chromium stainless steelor tungsten carbide, with long service life. Both API standard and Russian standard valve ball and seats can be supplied.

◆ Pump valve. Valve ball and seat can be made by API structure and by customization . Materials are generally made of stainless steel, tungsten carbide/titanium carbide. Hard lined valve can be supplied too.

◆Other fittings such as valve rod, barrel coupling, seating nipple, extension coupling/nipple and so on are supplied.