Size/Class
- 1", 1 1/2" - 150/300
- 2" to 8" - 150/300
- 10" - 150
Specifications
Series |
N/A WLC® |
ASME CLASS |
N/A 150 300 |
Size |
N/A 1.50 inDN 40 |
Dimension A |
N/A 2.5 in64 mm |
Dimension B |
N/A 3.75 in95 mm |
Weight |
N/A 4 lb1.8 kg |
Cracking Pressure CP |
N/A 0.012 bar0.17 psig |
Cracking Pressure CP Tolerance |
N/A ±10% |
ENDS |
N/A Wafer (RF) |
Cv |
N/A 36 |
Materials of Construction
Body |
N/A A351 CF8M |
Body Material |
N/A Stainless Steel |
Disc/Stem Assembly |
N/A A351 CF8M/A479 316 |
Seat |
N/A A351 CF8M |
Spring |
N/A A313 316 |
Bushing |
N/A A479 316 (No bushing in 1" and 1.5", 150 & 300) |
Trim |
N/A CF8M/316 SS |
Available Soft Seat Materials
Available Soft Seat Materials |
N/A Buna-N (-70 to 250°F) EPDM (-75 to 300°F) TFE®-Viton® (-40 to 400°F) Viton® (-40 to 400°F) Zelon® (37 to 400°F) |
Codes and Standards
ANSI |
N/A B1.1 B16.25 B16.34 B16.5 |
MSS1 | N/A SP-125 SP-126 SP-25 SP-6 SP-61 |
ASTM |
N/A A126 CLASS B A216GR WCB A351GR CF8M |
Features
N/A
|
Options
Options2 |
N/A
|
Application
N/A Autoclaves Boiler Feed & Discharge Chemical Lines Condensate Lines Cookers Cooling Towers Crude & Refined Product Lines Cryogenics Digester Evaporators Fly Ash System Generator Inlet & Discharge Hydraulic Lines Metering Pumps Mine Dewatering Process Lines Pump Discharge Refrigeration Steam Lines Vacuum Breaker Water Lines Water Treatment |
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1
- SP-61: Class 125 and 250 Cast Iron valves are leak tested in accordance with AWWA.
- SP-125: Cast Iron Valves only. TFE-Viton® - Teflon Encapsulated Viton.
- SP-126: Except Cast Iron Valves.
- 2 NACE - Contact DFT for NACE