blowdown line ball valve type SA

For blow-out lines in the gas network

Schuck blow-out ball valves are used for emptying, flushing or overfeeding lines.

  • Steel or PE connection
  • Optionally with anti-rotation lock in or under the street cap


  • Construction proven for decades
  • Anti-twist protection in the street cap protects the line when the sealing plug is opened
  • Anti-twist protection under the street cap enables independent alignment of the street cap
  • High-quality PUR coating as corrosion protection
  • Steel version does not require an anti-rotation lock
  • PE version optionally with anti-rotation lock on the ball valve, thus in the street cap or below the ball valve, thus under the street cap
  • Nominal size DN25 – DN50
  • PN16 / PN10 (PE)