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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: 900#

Goto: Ring Type Joint

Flange Ratings:

Blinds

Dimensions of class 900# 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. Handle Length L, in Web Hole Size, Wt Paddle Blinds Paddle Spacers Figure 8 Blinds
1/20.622.383.250.25 1.5057/8111
3/40.822.623.250.25 1.5057/8111
11.053.004.000.25 2.2551111
1-1/41.443.384.380.38 2.2551212
1-1/21.683.754.880.38 2.6251-1/8222
22.165.506.500.50 2.2551335
2-1/22.646.387.500.50 2.6251-1/8659
33.266.507.500.62 2.62518711
44.268.009.250.75 3.0051-1/4131120
55.309.6211.000.88 3.3851-3/8302045
66.3611.2512.501 3.3851-1/4231736
88.3314.0015.501.38 3.7551-1/26349107
1010.4217.0018.501.62 4.1251-1/211789200
1212.3919.5021.001.88 4.1251-1/2172127290
1413.6220.3822.002.12 4.5061-5/8212150350
1615.6222.5024.252.38 4.8861-3/4286196468
1817.6225.0027.002.62 5.2562407275665
2019.5627.3829.502.88 5.2562-1/8575400925
2423.5032.8835.503.50 6.0062-5/88636001410

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.