Metric Dimensions of Lap Joint Flange Rating 2500 as per ASME B16.5

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Lap Joint Flange Dimensions

Lap Joint Flange Dimensions

Metric Dimensions
150 300 400 600 900 1500 2500
Inch Dimensions
150 300 400 600 900 1500 2500

NPSOtfX
1/213530.243
3/414031.851
11603557
1-1/418538.173
1-1/220544.579
223550.995
2-1/226557.2114
330566.7133
435576.2165
542092.1203
6485108235
8550127305
10675165.1375
12760184.2441
NPSOtfX

Lap Joint Flange Dimensions

Lap Joint Flange Dimensions

NPSYBr
1/24022.93
3/44328.23
14834.93
1-1/45243.75
1-1/260506
27062.58
2-1/27975.48
39291.410
4108116.811
5130144.411
6152171.413
8178222.213
10229277.413
12254328.213
NPSYBr

Templates for drilling of bolt holes

Flange Drilling Template

Flange Drilling Template

NPSBCDBHDBOLTSBD
1/288.97/843/4
3/495.27/843/4
1108.0147/8
1-1/4130.21-1/841
1-1/2146.01-1/441-1/8
2171.41-1/881
2-1/2196.81-1/481-1/8
3228.61-3/881-1/4
4273.01-5/881-1/2
5323.81-7/881-3/4
6368.32-1/882
8438.22-1/8122
10539.82-5/8122-1/2
12619.12-7/8122-3/4
NPSBCDBHDBOLTSBD

Flange Drilling Template

Flange Drilling Template

NPSSBL RFYSBL RJMBL RF
1/2120115120
3/4125120125
1140135140
1-1/4150145150
1-1/2170165170
2180170180
2-1/2195190205
3220215230
4255250260
5300290310
6345335355
8380375395
10490485510
12540535560
NPSSBL RFYSBL RJMBL RF

Metric Dimensions
150 300 400 600 900 1500 2500
Inch Dimensions
150 300 400 600 900 1500 2500

General Notes

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

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