Insulation Jacket BJ45W cut-off valve

Application of norms 1, designed and manufactured in accordance with GB12234-89 GB12234-89 2, the structure of the length according to GB12221-89 GB12221-89 3, flange size by JB/T79-94 JB/779-94 4, valve inspection and testing in accordance with...
Main Item gate valve
Business Type Manufacturer, Exporter