ANSI Spectacle Blinds (Class 150)
With Spectacle Blinds it is possible to separate pipe sections.
Materials:
- carbon steel
- stainless steel
Lining material:
- PFA (virgin or conductive)
Other pressure rating:
- Class 300
Special features:
- earthing stud/lug
Optional extras:
- final painting
NPS
| L (mm) | Bmin (mm) | d2 (mm) | d4 (mm) | d8 (mm) | s (mm) | F (mm) | I (mm) | Weights (ca. kg/pc.) |
½“ | 100.5 | 17.2 | 14.9 | 34.9 | 40 | 4.0 | 60.5 | 15.7 | 0.3 |
¾“ | 117.9 | 18.7 | 14.9 | 42.9 | 48 | 4.0 | 69.9 | 15.7 | 0.4 |
1“ | 134.2 | 20.2 | 20.6 | 50.8 | 55 | 4.0 | 79.2 | 15.7 | 0.6 |
1¼“ | 156.9 | 21.7 | 29.0 | 63.5 | 68 | 4.0 | 88.9 | 15.7 | 0.9 |
1½“ | 173.6 | 23.7 | 34.9 | 73.0 | 75 | 4.0 | 98.6 | 15.7 | 1.3 |
2“ | 215.7 | 25.1 | 46.5 | 92.1 | 95 | 4.0 | 120.7 | 19.1 | 2.2 |
2½“ | 247.7 | 28.4 | 56.6 | 104.8 | 108 | 4.0 | 139.7 | 19.1 | 3.2 |
3“ | 282.3 | 29.9 | 71.9 | 127.0 | 130 | 4.0 | 152.3 | 19.1 | 4.6 |
4“ | 350.5 | 29.9 | 96.3 | 157.2 | 160 | 4.0 | 190.5 | 19.1 | 6.8 |
5“ | 405.9 | 29.9 | 122.1 | 185.7 | 190 | 4.0 | 215.9 | 22.4 | 9.2 |
6“ | 459.3 | 31.4 | 148.1 | 215.9 | 218 | 4.0 | 241.3 | 22.4 | 12.4 |
8“ | 572.5 | 34.4 | 196.7 | 269.9 | 274 | 4.0 | 298.5 | 22.4 | 21.0 |
10“ | 690.0 | 36.2 | 248.4 | 323.8 | 328 | 4.0 | 362.0 | 25.4 | 30.6 |
12“ | 816.8 | 37.8 | 298.8 | 381.0 | 385 | 4.0 | 431.8 | 25.4 | 43.5 |
Different nominal pipe sizes
and total lengths on request.
L = Total length
Bmin = Minimum thickness
d2 = Inner diameter
d4 = Raised face diameter
d8 = Outer diameter
s = Lining thickness
F = Distance of the circle centers
I = Quick-release axle diameter
Technical data valid for the
pressure rating Class 150.
B depend on construction type
and lining thickness.
| 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. | ||