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Blinds

A Blind is a pressure retaining plate with a solid end or an open end. A Figure 8 Blind is two blinds connected with a web or tie bar to facilitate alternation between open or closed lines.

Dimensions: 1500#

Flange Ratings:

Blinds

Dimensions of class 1500# Raised Face Figure 8 Blanks Weight (approx. lbs)
NPS Inside Diameter B, in. Outside Diameter O, in. Centerline Dimension A, in. Thickness t, in. Web Width W,in. Web Hole Size, Wt Paddle Blinds Paddle Spacers Figure 8 Blinds
1/20.622.383.250.25 1.507/8111
3/40.822.623.500.38 1.627/8111
11.053.004.000.38 2.501111
1-1/41.383.384.380.38 2.501212
1-1/21.613.754.880.50 2.751-1/8222
22.075.506.500.50 2.751335
2-1/22.476.387.500.62 3.001-1/8659
33.076.758.000.75 3.001-1/48711
44.038.129.500.88 3.501-3/8131120
55.059.8811.501.12 3.501-5/8252250
66.0611.0012.501.38 3.501-1/2392766
87.9813.7515.501.62 4.001-3/47258132
1010.0217.0019.002.00 4.50212883213
1211.9420.3822.502.38 4.502-1/8188119309
1413.1222.6225.002.62 5.002-3/8310208520
1615.0025.1227.753.00 5.252-5/8450296605
1816.8827.6230.503.38 5.752-7/8585369960
2018.8129.6232.753.75 6.003-1/87504501200
2422.6235.38394.38 7.003-5/810446201665

NOTES:

(1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole, and located such that it will not interfere with bolting between two flanges.

(2) The thickness of the web(or tie bar) dimension Wt shall be 0.25" minimum, except when t is less than that of 0.25", Wt shall equal t.

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