TRI-ECCENTRIC BUTTERFLY VALVES – TYPE BS/BC


Pressure classes:

PN10 – PN400,
ANSI Class150 – 2500


Sizes:

DN100 – DN2000,
size 4” – 80“

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