ANSI B16.5 Class 150 Raised Face Blind Flange RF (in)

Star Tubes and fittings provide various varities and classes in Raised face Blind Flange. ANSI B16.5 Class 150 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 150 Raised Face Blind Flange RF .

Pipe Size(NPS)Outside Diameter of FlangeADiameter of Raised FaceBThickness of FlangeCNumber of Bolt HolesNBHDiameter of Bolt HolesDBHBolt Circle DiameterPApprox Weight(lb)

AW

1/23 1/21 3/87/1645/82 3/82
3/43 7/81 11/161/245/82 3/42
14 1/429/1645/83 1/82
1 1/44 5/82 1/25/845/83 1/22
1 1/252 7/811/1645/83 7/83
263 5/83/443/44 3/43
2 1/274 1/87/843/45 1/27
37 1/2515/1643/469
3 1/28 1/25 1/215/1683/4713
496 3/1615/1683/47 1/217
5107 5/1615/1687/88 1/220
6118 1/2187/89 1/226
813 1/210 5/81 1/887/811 3/445
101612 3/41 3/1612114 1/470
1219151 1/412117110
142116 1/41 3/8121 1/818 3/4131
1623 1/218 1/21 7/16161 1/821 1/4170
1825211 9/16161 1/422 3/4209
2027 1/2231 11/16201 1/425272
2229 1/225 1/41 13/16201 3/827 1/4333
243227 1/41 7/8201 3/829 1/2411

Types of Raised Face & Flat Face Blind Flanges Datasheets