Thermodynamic disk steam traps that provide consistent performance in less than perfect conditions.
Yarway 721 and 711 Unibody steam traps are designed for applications such as steam tracing and drip.
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Yarway 721 and 711 Unibody Thermodynamic Steam Trap
Yarway 721 and 711 Unibody Thermodynamic Steam Trap
Specs
Technology
Thermodynamic (Disk)
Size
NPS 3/8, 1/2, 3/4, and 1 / DN 10, 15, 20, and 25
Maximum Temperature
750°F (400°C)
Operating Pressure
Type 711/721 - 4 to 450 psig (0.3 to 31 bar)
Type 711HP/721HP - 150 to 650 psig (10.3 to 45 bar)
Type 711HP/721HP - 150 to 650 psig (10.3 to 45 bar)
Back Pressure
Low carbon (0.15% max.) chrome moly body and stainless steel trim
Capacity
Up to 3500 lb/hr (1587.5 kg/hr)
Connections
NPT, Socket weld
Materials
Low carbon (0.15% max.) chrome moly body and stainless steel trim
Resources
Features
- Simple, In-line repair using quick change capsule
- Freeze Proof
- Unaffected by water hammer
- Discharge temperature follows saturation curve
- Hardened stainless steel construction provides exceptional corrosion resistance
- Open failure mode prevents water hammer in steam distribution mains
- Easily switch to piston or thermostatic technology with a simple capsule changeout
- Withstands superheat