DN 15/20/25/32/40, PN 6,3 MPa
Leakproofness: class C, A (GOST 9544).
Body steel: 20.
Body type: thro-conduit.
Working medium: water, steam, gas, as well as other media, non-aggressive to the materials of valve parts.
Сlimatic conditions: N (GOST 15150).
Pipeline connection: flange (GOST 12815, GOST 12821), butt welding.
