Safety check valve 16l s26nzh

Technical specifications:

The valve 16s26r is manufactured according to the following parameters:
nominal bore DN 10, 15, 20, 25.
nominal pressure PN 63, 160, 400 kgf/cm2. Working environment — water, steam, liquid and gaseous oil products.
The working position of the valve is any.
The direction of supply of the working medium is under the spool, according to the arrow on the body.
Tightness class A according to GOST 9544-2015
Manufacture and supply according to TU 3742-005-70567547-2008.