Basic Technical Specifications
| Nominal diameter DN according to GOST 28338-89 “Pipeline connections and fittings”. Nominal diameter. Rows” | 40…600 (700…1400 on request) |
| Nominal pressure PN GOST 26349-84 “Pipe connections and fittings. Nominal (conditional) pressure. Series” | PN 10 kgf/cm², PN 16 kgf/cm², PN 25 kgf/cm². (PN 40 kgf/cm² on request) |
| Work environment | Drinking water, industrial water |
| Normal position of the lock | Fully open / Fully closed |
| Operating temperature, °C: | 0… +70°С |
| – Cast iron disc | |
| Connecting to the pipeline | Winged |
| Tightness according to GOST 9544-2015 – Class | А |
| Max. flow rate with open disc | PN 10 – 3 m/s
PN 16 – 4 m/s |
Information about the materials of the main parts
| Body | High-strength ductile iron with spheroidal graphite (GGG-40) according to GOST 7293-85 “For casting ductile iron with spherical graphite. “Stamps”. (Can be made of GGG-50, stainless steel).” |
| დისკი | High-strength ductile iron with spheroidal graphite (GGG-40) according to GOST 7293-85 “For casting ductile iron with spherical graphite. “Stamps”. (Can be made of GGG-50, stainless steel).” |
| Sealing cuff | EPDM (Ethylene Propylene Diene Monomeric Copolymer Rubber) |
| ლილვი | Stainless steel 20X17N2 according to GOST 5949-75 |
| Corrosion protection: | High-quality epoxy coating, 300-micron film thickness, non-porous, smooth surface. |
| Accommodation category: | Outdoors, in high-humidity conditions, underground, and in enclosed spaces. Upon customer request, the product is supplied with a gearbox and electric motor with an IP68 maximum moisture and dust protection rating.
|
| Nominal diameter DN according to GOST 28338-89 “Pipeline connections and fittings. Nominal diameters. Series” | 40…600 (700…1400 on request) |
|---|---|
| Nominal pressure PN GOST 26349-84 “Pipe connections and fittings. Nominal (conditional) pressure. Series” | PN 10 kgf/cm², PN 16 kgf/cm², PN 25 kgf/cm². (PN 40 kgf/cm² on request) |
| Work environment | Drinking water, industrial water |
| Normal position of the lock | Fully open / Fully closed |
| Work environment temperature, °C: | |
| – Cast iron disc | 0… +70°С |
| Connecting to the pipeline | Winged |
| Tightness according to GOST 9544-2015 – Class | A |
| Max. flow rate with open disc | PN 10 – 3 m/s PN 16 – 4 m/s |
| Body | High-strength ductile iron with spheroidal graphite (GGG-40) according to GOST 7293-85 “For casting ductile iron with spherical graphite. “Stamps”. (Can be made of GGG-50, stainless steel).” |
|---|---|
| დისკი | High-strength ductile iron with spheroidal graphite (GGG-40) according to GOST 7293-85 “For casting ductile iron with spherical graphite. “Stamps”. (Can be made of GGG-50, stainless steel).” |
| Sealing cuff | EPDM (Ethylene Propylene Diene Monomeric Copolymer Rubber) |
| ლილვი | Stainless steel 20X17N2 according to GOST 5949-75 |
| Corrosion protection: | High-quality epoxy coating, 300-micron film thickness, non-porous, smooth surface. |
