American Flange Standards
| Ring Joint Dimensions Series.A CLASS 300,600,900 | ||||||||
|---|---|---|---|---|---|---|---|---|
| NOMINAL PIPE SIZE CLASS 300 600 900 | GROOVE NUMBER | PITCH DIAMETER | DEPTH | WIDTH | RADIUS AT BASE | DIAMETER RF SECTION | ||
| 650 (26") | 650 (26") | R93 | 749.3 | 13 | 20 | 1.5 | 810 | |
| 700 (28") | 700 (28") | R94 | 800.1 | 13 | 20 | 1.5 | 861 | |
| 750 (30") | 750 (30") | R95 | 857.25 | 13 | 20 | 1.5 | 917 | |
| 800 (32") | 800 (32") | R96 | 914.4 | 14 | 23 | 1.5 | 984 | |
| 850 (34") | 850 (34") | R97 | 965.2 | 14 | 23 | 1.5 | 1035 | |
| 900 (36") | 900 (36") | R98 | 1022.35 | 14 | 23 | 1.5 | 1092 | |
| 650 (26") | R100 | 749.3 | 17 | 30 | 2.3 | 832 | ||
| 700 (28") | R101 | 800.1 | 17 | 33 | 2.3 | 889 | ||
| 750 (30") | R102 | 857.25 | 17 | 33 | 2.3 | 946 | ||
| 800 (32") | R103 | 914.4 | 17 | 33 | 2.3 | 1003 | ||
| 850 (34") | R104 | 965.2 | 21 | 37 | 2.3 | 1067 | ||
| 900 (36") | R105 | 1022.35 | 21 | 37 | 2.3 | 1124 | ||
NOTES:
(1) Ring-joint gaskets are not contemplated for sizes 950 (38") and larger flanges.
(2) Height of raised portion is equal to the depth of groove B, but is not subject to the tolerance for B full face contour.
BALCOMBE ENGINEERING P/L ...03 9554 0900..... www.baleng.com.au
Balcombe Engineering Pty Ltd has been the leading Australian specialist flange manufacturer in the flange industry for over 50 years servicing a diverse range of customers for flanges, spectacle blinds, and tubeplates
