МЗ 21020

Technical Description
Pipeline connection — with but-welding ends (production with flanged pipeline connection is possible, in this case connection dimensions will be according GOST 12815).
Tightness of the seal — class A and class B according GOST 9544.
Direction of medium injection — under the disc (according with line marked on the valve body).
Basic setting — any.

Area of application
Is applied on the pipelines for liquid and gaseous mediums which are neutral to materials details contacting with medium: water, steam, natural gas, oil products.
Temperature of working medium* — from -70 till +420С.

Producer keeps the right to make some insignificant changes of valve construction, which will not influence its operational capability.