ANSI Spacers Form H (Class 150)
Spacers Form H with a total length up to 250 mm consist of a pressure-resistant, but lightweight metal core with interior lining.
Materials:
- carbon steel
- stainless steel
Lining materials:
- PTFE (virgin or conductive)
- PP (up to nominal pipe size NPS 12“)
Other pressure rating:
- Class 300
Special features:
- earthing stud/lug
- vent hole extension
Optional extras:
- final painting
- non-destructive testing
NPS
| L (mm) | d1
(mm) | d4
(mm) | d8
(mm) | Weights at Lmax (ca. kg/pc.) | |
min. | max. | |||||
½“ | 60 | 100 | 26.7 | 34.9 | 39.0 | 0.3 |
¾“ | 60 | 100 | 26.7 | 42.9 | 47.0 | 0.3 |
1“ | 60 | 100 | 33.4 | 50.8 | 54.0 | 0.4 |
1¼“ | 60 | 100 | 42.2 | 63.5 | 67.0 | 0.6 |
1½“ | 60 | 100 | 48.3 | 73.0 | 77.0 | 0.7 |
2“ | 60 | 100 | 60.3 | 92.1 | 97.0 | 1.0 |
2½“ | 60 | 100 | 73.0 | 104.8 | 108.0 | 1.4 |
3“ | 70 | 125 | 88.9 | 127.0 | 131.0 | 2.3 |
4“ | 70 | 125 | 114.3 | 157.2 | 161.0 | 3.2 |
5“ | 70 | 150 | 141.3 | 185.7 | 190.0 | 5.2 |
6“ | 80 | 150 | 168.3 | 215.9 | 219.0 | 6.6 |
8“ | 80 | 200 | 219.1 | 269.9 | 270.0 | 12.4 |
10“ | 80 | 200 | 273.0 | 323.8 | 324.0 | 17.0 |
12“ | 80 | 200 | 323.8 | 381.0 | 381.0 | 21.7 |
14“ | 80 | 250 | 355.6 | 412.8 | 413.0 | 31.4 |
16“ | 90 | 250 | 406.4 | 469.9 | 470.0 | 37.6 |
18“ | 100 | 250 | 457.0 | 533.4 | 533.4 | 44.8 |
20“ | 100 | 250 | 508.0 | 584.2 | 586.0 | 49.2 |
Different nominal pipe sizes
and total lengths on request.
L = Total length
d1 = Outer diameter of the steel pipe
d4 = Raised face diameter
d8 = Outer diameter
Technical data valid for the pressure rating
Class 150.
| NPS | Lining thickness | Possible vacuum | |||
| standard | thick-walled | 23°C | 150°C | 200°C | |
| 1“ |  | | | ||
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| 1½“ | | | | ||
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| 2“ | | |  | ||
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| 3“ | | | | ||
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| 4“ | | | | ||
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| 6“ | | | | ||
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| 8“ | | | | ||
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| 10“ | | | | ||
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| 12“ | | | | ||
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| = | full vacuum |
| = | limited vacuu |
 | = | no vacuum |
| Please refer to the next higher nominal pipe size if your nominal pipe size is not listed. | ||