ANSI B16.5 Class 900 Raised Face Blind FlangeRF (in)

ANSI B16.5 Class 900 Raised Face Blind FlangeRF (in)

Star Tubes and fittings provide various varities and classes in Raised face Blind Flange. ANSI B16.5 Class 900 Raised Face Blind Flange the most common type used in process plant applications, and is easily to identify. We are Manufacturers and Supplier of raised face and flat face Blind Flanges in India. We provide raised face Blind Flanges in all sizes, grades, specification and materials in India.

The purpose of a RF flange is to concentrate more pressure on a smaller gasket area and thereby increase the pressure containment capability of the joint. Raised face and flat face Blind Flanges are subject to high pressure for critical applications. There are different standards of blind flanges . We are ANSI B16.5 Class 900 Raised Face Blind Flange RF .

Pipe Size(NPS) Outside Diameter of FlangeA Diameter of Raised FaceB Thickness of FlangeC Number of Bolt HolesNBH Diameter of Bolt Holes DBH Bolt Circle DiameterP Approx. Weight(lb)

AW

1/2 4 3/4 1 3/8 7/8 4 7/8 3 1/4 4
3/4 5 1/8 1 11/16 1 4 7/8 3 1/2 6
1 5 7/8 2 1 1/8 4 1 4 9
1 1/4 6 1/4 2 1/2 1 1/8 4 1 4 3/8 10
1 1/2 7 2 7/8 1 1/4 4 1 1/8 4 7/8 14
2 8 1/2 3 5/8 1 1/2 8 1 6 1/2 25
2 1/2 9 5/8 4 1/8 1 5/8 8 1 1/8 7 1/2 32
3 9 1/2 5 1 1/2 8 1 7 1/2 35
3 1/2
4 11 1/2 6 3/16 1 3/4 8 1 1/4 9 1/4 54
5 13 3/4 7 5/16 2 8 1 3/8 11 87
6 15 8 1/2 2 3/16 12 1 1/4 12 1/2 115
8 18 1/2 10 5/8 2 1/2 12 1 1/2 15 1/2 200
10 21 1/2 12 3/4 2 3/4 16 1 1/2 18 1/2 290
12 24 15 3 1/8 20 1 1/2 21 415
14 25 1/4 16 1/4 3 3/8 20 1 5/8 22 520
16 27 3/4 18 1/2 3 1/2 20 1 3/4 24 1/4 619
18 31 21 4 20 2 27 880
20 33 3/4 23 4 1/4 20 2 1/8 29 1/2 1107
22
24 41 27 1/4 5 1/2 20 2 5/8 35 1/2 2099