Tag: slurry test

Tungsten carbide ball valve passes sand slurry test

Watson Grinding & Mfg. and Oil States Industries announce that their metal seated ball valve with tungsten carbide coating was unaffected by sand slurry test environment.The 2-1/16” 5,000psi 4130 alloy steel ball valve with tungsten-carbide-coated ball and seat components spent approximately 50 hours in service.