Product description:
J21H, J21W PN25, PN40 male cut-off valve, manual, straight-through type structure, external thread connection, the valve seat sealing surface material is stainless steel work pressure, 2.5 ~ 4.0 MPa, nominal size DN6 ~ 3/4 ", the body material is carbon steel (J21H), stainless steel (J21W), suitable for water, steam, oil (J21H) and weak corrosive, corrosive (J21W) medium in pipeline.
J21H, J21W PN25 PN40 female thread globe valve, pipeline and valve body connection with female thread connection type, also known as female thread needle valve, female thread needle valve, is the power, electrical, mechanical and electrical equipment engineering, electronic control equipment engineering application *** one of the more valves. Due to its convenient installation, reasonable manufacturing, economical and simple, so a large number of use in power engineering and other pipelines.
Scope: the product can be used in petroleum, chemical and other industries.
The product conforms to the standard: JB/T 7746
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