
Approvals and Certificates
Our Quality is your Safety
Acceptances, Certificates and Approvals, Standard Guidelines
Certificates
- ISO 9001 since 1994
- Pressure Equipment Directive 97/23/EG
- Certified Welders according to DIN EN ISO 3834-2
- Certificate of the VGB (Technical Association for Power and Heat Generation) as per KTA 1401
- Areva Standard IAEA 50-C-Q
Inspection Certificates and Material Certificates
- EN 10204/2.1
- EN 10204/2.2
- EN 10204/3.1
- EN 10204/3.2
Acceptances
- German Technical Monitoring Association (TÜV)
- German Lloyd (GL)
- Lloyds Register of Shipping (LRS)
- Bureau Veritas (BV)
- Det Norske Veritas (DNN)
- Registro Italiano Navale (RINA)
- American Bureau of Shipping (ABS)
Our Standard Rules and Regulations
Our standard rules and regulations form the basis for our own high quality standards. We willingly commit ourselves to observe the following guidelines for the design and production of our valves.
| Flanges | EN 1092-2, DIN 2526, DIN 2500 |
| Leak Rate for Metallic Seals | VDI/VDE 2174 |
| Leak Rate for Soft Seals | DIN EN 12266-1 P12 |
| Pressure and Tightness Test | DIN EN 12266-1 P10 P11 |
| Material Certificates* | EN 10204-2.1 EN 10204-2.2 EN 10204-3.1 EN 10204-3.2 (cannot always be observed) |
| Body | AD 2000 sheet A4 |
| Weldings | AD 2000 sheet HP-0/TRB200 |
*Please note that the material certificates are only available for payment of a fee.
Products
Pressure Reducing Valves Backpressure Regulators Sliding Gate Valves Burst Pipe Isolating Valves Flow Control and Differential Pressure Valves Vacuum Breakers and Vacuum Control Valves Safety Valves Pilot-operated Control Valves Surge Relief Valves
Continuous Bleeding and Venting Valves Startup Bleeding and Venting Valves Combined Bleeding and Venting Valves
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