Valves
Valco has over 160 years experience in manufacturing of high engineered industrial valves in Germany.
Highest quality – no compromises
- Large nominal diameters
- Products represent the latest state of the art
- Valco works according to a variety of national and international standards and regulations
This includes:
- DIN EN ISO 9001:2008
- PED 2014/68/EU Module H (97/23/EG)
- EN 12516 – Strength calculations and dimensioning
- Conformity certificate TR CU (010/2011 ; 032/2013)
- Welding execution and documentation acc. to EN 13445-4 and 5
Range of products
Double offset butterfly valve „VALCO Azurite“
- Valve for:
- Cooling water circuits, Water extraction, Water treatment
- Heating systems, Power plants, Steel mills, Air purification systems, Cooling systems
Datasheet:
Triple offset butterfly valve „VALCO Opal“
- Valve for:
- Power plants, heating systems
Datasheet:
Control valve „VALCO Rubin“
- Valve for:
- Power plants, heating systems, cooling systems, steel mills, air purification systems, water circuits
- For the regulation of flow rates: FLOW CONTROL
Datasheet:
Check valve „VALCO Sapphire“
- Valve for:
- Power plants, heating systems, pump protection
Datasheet:
Special valve „VALCO Achat“
- Valve for:
- Power plants, heating systems
Datasheet:
Materials
Subject |
Double-offset Azurite Up to 200°C |
Triple-offset
Opal Up to 400°C |
Quadruple-offset
Rubin Up to 400°C |
Double-offset
Sapphire Up to 400°C |
Achat
Up to 300°C |
---|---|---|---|---|---|
Body | Carbon steel/Cast steel | Carbon steel/Cast steel | Carbon steel/Cast steel | Carbon steel | Casted stainless steel |
Body seat | Stainless steel | Stainless steel | Stainless steel | Stainless steel | Stainless steel |
Disc | Carbon steel/Cast steel | Carbon steel/Cast steel | Carbon steel/Cast steel | Carbon steel | Casted stainless steel |
Sealing ring |
Soft sealing (NBR/EPDM) Metal-elastic sealing (CrNi+PTFE) |
Lamellar duplex steel/Graphite | Lamellar duplex steel/Graphite | Hardened stainless steel | Special thermoplastic |
Shaft | Stainless steel | Stainless steel | Stainless steel | Stainless steel | Stainless steel |
Bearings | Bronze/Tenifer treated steel | Bronze/Tenifer treated steel | Bronze/Tenifer treated steel | Bronze/Tenifer treated steel | Stainless steel/Graphite |
Shaft sealing | NBR/Viton/Graphite/PTFE TA LUFT (Clean Air) | NBR/Viton/Graphite/PTFE TA LUFT (Clean Air) | NBR/Viton/Graphite/PTFE TA LUFT (Clean Air) | NBR/Viton/Graphite/PTFE TA LUFT (Clean Air) | NBR/Viton/Graphite/PTFE TA LUFT (Clean Air) |