CRYOGENIC
Type 28311 - Topwork
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for Cryogenic-Globe and Globe/Check Valves Bronze topwork "live loaded" gland packing "cleaned and degreased for oxygen service" Part No. 28311.X.0010 (H=270mm) Part No. 28311.X.0020 (H=370mm) Part No. 28311.X.5010 (H=270mm) with check function Part No. 28311.X.5020 (H=370mm) with check function suitable for:
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| Type 28311 | Technical data | |||||||||||
| Nominal size | DN | 10 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 150 |
| Dimension code | .X. | 0100 | 0150 | 0200 | 0250 | 0320 | 0400 | 0500 | 0650 | 0800 | 1000 | 1500 |
| Height | H | 270 mm or 370 mm | 370 | 370 | 370 | 420 | ||||||
| Number of bolts | 4 | 4 | 4 | 4 | 4 | 4 | 6 | 6 | 6 | 8 | 12 | |
| Handwheel-Ø | B | 100 | 100 | 100 | 100 | 125 | 125 | 125 | 200 | 250 | 315 | 350 |
| Weight | ca. kg | 1.0 | 1.1 | 1.4 | 1.4 | 2.0 | 2.4 | 3.0 | 5.5 | 6.8 | 9.5 | 18.4 |
| Dimensions in mm. |
