Die Erste - FSB 11 - Fire-Safe

Reduced Port Ball Valves ¼” – 2” (DN8 – DN50) 2000 psi (138 bar)

DIE ERSTE Series FSB 11 features one piece and reduced port design. It can be used in general applications such as hydraulic, chemical, steam, oil/gas, and oxygen, Series FSB 11 can also be used in firesafe condition, where condition requires higher pressure resistance and higher temperature resistance.

Die Erste - FSB 11 Fire-Safe

Pressure Rating:

2000 psi (138 bar) WOG
150 psi (10 bar) with saturated steam

Temperature Range:
• -40°F to 350°F (-40°C to 180°C) with TFM 1600 seat
• -4°F to 350°F (-20°C to 180°C) with PTFE/RPTFE seat

Standards and Specifications:
Valve body and end cap connections are high quality investment cast. Stainless steel can be special processed with anneal, and carbon steel can be normalized, both are upon request. Other valve components, such as valve body, end cap, and stem, are produced to follow the ASME and other international regulations. All the valves are factory tested to meet API and MSS standards to ensure the quality of the valves.

Size Range:
1/4’’ ~ 2’’ (DN8 ~ DN50)

Body Material:
ASTM CF8M, CF8, WCB
(DIN 1.4408. 1.4308, 1.0619)


Product DATASHEET - FSB 11 Fire-Safe