Specifications
Series |
N/A Excalibur® |
ASME CLASS |
N/A 900 |
Size |
N/A 3.00 inDN 80 |
Dimension A |
N/A 15 in381 mm |
Dimension B |
N/A 9.50 in241 mm |
Weight |
N/A 155 lb70.3 kg |
Cracking Pressure CP |
N/A 0.015 bar0.22 psig |
ENDS1 | N/A FLG (RF) |
Cv |
N/A 138 |
Materials of Construction
Body |
N/A A351 CF8M |
Body Material |
N/A Stainless Steel |
Disc/Stem Assembly |
N/A A351 CF8M/A479 316 |
Seat2 | N/A A351 CF8M |
Spring3 | N/A A313 316 |
Bushing |
N/A A479 316 |
Bolting4 | N/A A193-B7 (Stud) & A194-2H (Nut) |
Gasketing5 | N/A 316 Spiral wound with Flexible Graphite Filler |
Trim |
N/A A351 CF8M/316 SS |
Available Soft Seat Materials
Available Soft Seat Materials6 | 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 470°F) |
Codes and Standards
ANSI |
N/A B16.10 B16.20 B16.25 B16.34 B16.5 |
MSS |
N/A SP-126 SP-25 SP-6 SP-61 |
ASTM7 | N/A A216GR WCB A351GR CF8M |
Features
N/A
|
Options
Options |
N/A
|
Application
N/A Autoclaves Boiler Feed & Discharge Chemical Lines Compressor Discharge Condensate Lines Cookers Cooling Towers Crude & Refined Product Lines Cryogenics Digester Evaporators Fly Ash System Generator Inlet & Discharge Hydraulic Lines Metering Pumps Mine Dewatering Nitrogen Purge Process Lines Pump Discharge Refrigeration Steam Lines Vacuum Breaker Water Lines Water Treatment |
- 1 Consult DFT for availability
- 2 Soft seats are available for bubble-tight shutoff.
- 3 Inconel® 750 spring is available.
- 4 Contact DFT for stainless steel or other bolting materials.
-
5 Contact DFT for other gasket materials.
CFG - 316 graphite material. - 6 TFE-Viton : Teflon Encapsulated Viton
- 7 Contact DFT for NACE.