ASME B16.48 Class 150

NPS Inside Diameter, B Diame外ter, O Centerline Dimension, A Thick-ness, t Web Width, W Approximate Weight kgs
1/2 16 45 60 3.0 38 2 0.22
3/4 21 54 70 3.0 38 2 0.29
1 27 64 80 3.0 38 2 0.38
1 1/4 42 73 90 6.4 38 2 0.64
1 1/2 48 83 100 6.4 38 2 0.80
2 61 102 120 6.4 51 2 1.20
2 1/2 73 107 140 6.4 51 2 1.47
3 89 133 150 6.4 64 2 1.88
3 1/2 102 159 175 9.7 64 2 3.50
4 114 172 190 9.7 64 2 4.03
5 141 194 215 9.7 76 2 4.89
6 168 219 240 12.7 76 2 7.18
8 219 276 300 12.7 76 2 11.03
10 273 337 360 15.7 102 2 18.88
12 324 406 430 19.1 102 2 32.39
14 356 448 475 19.1 108 2 39.63
16 406 511 460 22.4 108 2 59.95
18 457 546 580 22.4 114 2 63.91
20 508 603 635 28.4 121 2 94.55
24 610 714 750 31.8 140 2 144.14
Standards, Dimensions & Weight
Special bland flange
Figure 8 blanks
Spectacle Blind Flange
Spectacle Blind Flange
Screwed Flanges
Weldoflange, Nipoflange
Anchor flange
Orifice Weld Neck Flanges
Orifice Flanges
Long Weld Neck Flange
Reducing Flange
Expander Flange
Expander Flange
Anchor flange
Weldoflange / Nipoflange
Large Diameter Flanges
Large Diameter Flanges
NW Long Weld Neck Flanges
NW Long Weld Neck Flanges

Flanges specification, Standard and identification

Below you will find a short description and definition of each type, completed with an detailed image.