TRI-ECCENTRIC BUTTERFLY VALVES – TYPE BS/BC
Pressure classes: |
PN10 – PN400, |
Sizes: |
DN100 – DN2000, |
Technical characteristics
- High performance Valves
- Shut-Off or Control Function
- Lug, wafer, flanged, welding ends
- For liquids and gases up to 600°C
- Stick-slip-free opening and closing
- High Sensitivity Control
- different SEAT Systems:
+ Metal - Metal
+ Metal - Soft
- double piece shaft/stem
- Fire safe design / SIL3(Typ:RBS)
Options:
- Reduced seat diameter
- Interchangeable seats
- single piece shaft/stem
- ISO 15848 / TA-luft
- Dry Shaft Design
- Stem sealing by O-rings
- Heat jacket
- Sealant Injections for stem
- Purge connection for packing
Body materials
- Cast iron; Cast Steel; Carbon Steel
- low & high temperature steels
- Stainless Steels; Hasteloy; Aluminium-bronze
Coating
- powder, Liguid, High temperature
Standards / Norms
- AD2000-A4; DIN EN12516; ISO10631; DIN EN 593;
ASME B16.34; ASME SEC III / VIII; API609, MSS SP-68
Face-to-Face Dimension
- DIN EN558; ISO5752; ASME B16.10; API609; MSS SP-68
Testing & Inspection
- DIN EN12266; API598