|
Maximum working pressure |
| |
| Nominal Size |
Stainless 316 and Alloy 20 |
Hastelloy C |
| 1" (DN 25) |
210 psi (14.3 bar) |
210 psi (14.3 bar) |
| 1½" (DN 40) |
210 psi (14.3 bar) |
210 psi (14.3 bar) |
| 2" (DN 50) |
210 psi (14.3 bar) |
210 psi (14.3 bar) |
| 3" & 4" (DN 80 & DN 100) |
120 psi (8.3 bar) |
Not applicable |
|
|
For one-time field test only, the maximum joint working
pressure may be increased to 1½
times the figures shown. |
| |
| Bending Moments
(coupled assembly) |
| Maximum 200 ft-lb. (271 n●m)
at the swivel |
| |
| Vacuum |
| Tested to 20" (711 mm) Hg vacuum in all positions
without leakage. |
| |
| Operating
temperature range |
Fluoroelastomer
(Viton®) or EPDM
seals |
-20°
to + 230°F
(-29° to +110°C) |
| PTFE seals |
+20°F
to +230°F
(-7 to + 110°C) |
|
| Comtact Dry Link for higher or lower tempreture
limit requirements. |
| |
| Wetted metal
parts* |
| Standard |
All 316 stainless steel
ASTM A351, Grade CF8M |
| Optional |
Alloy 20
ASTM A351, Grade CN7M |
| Optional |
Hastelloy C
ASTM A494, Grade CW2M |
|
| *Disc is electroless nickel plated to reduce galling. |
| |
| Seals |
Fluoroelastomer
(FKM, Viton®) |
Typically used for oxidizing
acids, petroleum oils, halogenated hydrocarbons,
lubricants, hydraulic fluids, or organic
liquids. |
| EPDM |
Typically used with dilute
acids, ketones, or alcohol. |
| PTFE |
Typically used with most
chemicals and solvents. |
Perfluoroelastomer
(FFKM/Chemraz®/Kalrez®/Perlast®/Simrez® |
Typically used for higher
temperatures and for fluids that have suspended
grit. |
|
