... consists of Z23Y100-5000PSI & Z23Y50-5000PSImud valve, high-pressure spherical union. Detailed parameter: ZJGH100/35 drilling fluid manifold ... Z23Y50-5000PSI mud valve, high-pressure spherical union, high-pressure core union, tee, high-pressure hose, elbow, pressure gauge, and pup joint ... single pipe on site.High-pressure union, made of high-strength alloy steel and heat-treated, can create quick strip ...