Metric Dimensions of Blind Flange Rating 1500 as per ASME B16.5

Blind Flange Dimensions
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Metric Dimensions
15030040060090015002500
Inch Dimensions
15030040060090015002500

1500# Flange Body Dimensions

Blind Flange Dimensions
Blind Flange Dimensions
NPSO
Flange OD
tf
Flange Thickness
1/212022.3
3/413025.4
115028.6
1-1/416028.6
1-1/218031.8
221538.1
2-1/224541.3
326547.7
431054
537573.1
639582.6
848592.1
10585108
12675123.9
14750133.4
16825146.1
18915162
20985177.8
241170203.2

1500# Bolts Template

Flange Drilling Template
Flange Drilling Template
NPSBCD
Bolt Circle Dia.
BHD
Bolt Hole Dia
BOLTS
Number of Bolts
BD
Dia. Of Bolt
SBL RF
Stud Bolt Length (RF)
SBL RJ
Stud Bolt Length (RJ)
MBL RF
Machine Bolt Length (RF)
1/282.67/843/4110100110
3/488.97/843/4115110115
1101.6147/8125120125
1-1/4111.1147/8125120125
1-1/2123.81-1/841140135140
2165.1187/8145140145
2-1/2190.51-1/881160150160
3203.21-1/481-1/8180170180
4241.3181-1/4195190195
5292.11-3/881-1/2250240250
6317.51-1/2121-3/8260255265
8393.71-3/4121-3/8290285325
10482.62121-7/8335330345
12571.52-1/8162375370385
146352-3/8162-1/4405400425
16704.82-5/8162-1/2445440470
18774.72-7/8162-3/4495490525
20831.83-1/8163540535565
24990.63-5/8163-1/2615610650
Metric Dimensions
15030040060090015002500
Inch Dimensions
15030040060090015002500

General Notes

Dimensions are in millimeters, except for diameters of bolts and bolt holes, which are in inch units.