Two-direction metal hard seated ball valve is a new type valve which designed and manufactured by our factory on the basis of introducing German CANALL Company advanced hard sealing technology, and has won national patent(ZL: 00 2 29964.X). It's widely used in the high temperature in the fields of gas, petroleum, chemical, heat power, paper making, metallurgy, power etc. and the medium occasion containing grains, fibre, easily scarred over etc..
Product and specification Design and manufacture ??API 6D??ANSI B16.34??PI 608??S5351 Structure length ??SME B16.10??er ANSI B16.10??PI 6D Connection flange ??er ANSI B16.5 ??er ANSI B16.25 Inspection and test ??B/T 9092-99 ??er API 598??PI 6D