Body Types
|
Wafer / Lug
|
Scope of Application |
Butterly valve lined with TFM/PFA for high chemical demands.
To shut off and control corrosive and abrasive liquids or gases. |
Face to Face Dimensions |
According to ISO 5752, Basic Range 20; DIN EN 558-1, Basic Range 20 |
Head Flange |
According to EN ISO 5211 |
Max. Operating Pressure |
10 bar (DN040-600), 6 bar (DN 650-1050), Vacuum –0,1 bar |
Connection Standards |
PN10-16 (DN040-150) , PN10 (DN 200-600), PN6 (DN 700-1050), ANSI CL150 |
Temperature Range |
-20°C up to +200°C (See Temperature-Pressure-Diagram) |
Identification Marking |
EN 19 |
In-Shop Testing |
- Porosity Test of Disc Coating (PFA) and Liner (TFM) acc. to DIN EN 60243-1
- Leakage Test acc. to EN 12266-1/P12 Leakage Rate A
- Check of Torque of each Valve acc. to internal Guidelines |
TA-Luft |
Compliance Leakage Certificate according to Position 5.2.6.4. of the Technical Instruction Air (TA-Air), VDI 2440 |
|
Compliance of the Safety Requirements of the European Pressure Equipment Directive 97/23/EG. |
Atex |
Atex compliant Version for explosive Surroundings Group II, Zones 0,1,2 (and 20, 21, 22 respectively) |