Features
• Bronze body with BSPT-threaded connections.
• Stainless steel stem and brass plug.
• Low seat leakage rate (≤0.05 percent of K vs ).
• Spring-loaded, self-adjusting packing.
• Accurate positioning to ensure state of the arttemperature control.
• Sizes range from 1-1/4 in. to 2 in.
Specifications
Action: Stem up to close port A-AB
Nominal pressure rating: 20 bar (300 psi)
Flow characteristic: See Fig. 2
Equal percentage port A-AB
Linear port B-AB
Rangeability: 50:1
Leakage rate: ≤0.05% of k vs
Stroke: 20 mm
Valve body:
- Pipe connections: Internal BSPT-threaded
- Material: Bronze
Trim:
- Seat: Integral brass (upper). Replaceable brass (lower)
- Plug: Brass
- Stem: Stainless steel
Packing: Spring loaded carbon fiber reinforced PTFE V-rings
Medium temperature and pressure:
- Water 2 to 120 °C max. 20 bar. 120 to 170 °C max. 12.8 bar