|
Applications //
In service, it seats quickly and does not require extensive break-in adjustments, 3R 799 is commonly used for high speed pumps, blowers, dryers, high temperature valves and furnace gasketing. This packing handles water, steam, boiler feed and aqueous solutions of acids and alkalis.
Service limits //
| |
| Minimum temperature: |
-400°F (-240°C) |
| Maximum temperature: |
840°F (450°C) |
| Steam: |
1200°F (650°C) |
| Pressure: Rotating |
365 psi (25 bar) |
| Reciprocating |
1450 psi (100 bar) |
| Static |
4350 psi (300 bar) |
| Shaft Speed: |
4000 fpm (20 m/s) |
| pH: |
0 – 14 (except strong oxidizers) |
Approximate yields // Feet per pound
| |
|
1/8"
|
3/16"
|
1/4"
|
5/16"
|
3/8"
|
7/16"
|
1/2"
|
9/16"
|
5/8"
|
3/4"
|
7/8"
|
1"
|
|
135.5
|
44
|
28
|
19
|
14
|
7.8
|
7.3
|
5.7
|
4.7
|
3.2
|
2.4
|
1.8
|
06-07/rev.1
|