ASME B16.47 Series B Flanges Class 150 Dimensions and Technical Drawings
ASME B16.47 Series B 150# Welding Neck Flange with RF
ASME B16.47 Series B Class 150 Blind Flange with RF
DOWNLOAD ASME B16.47 Series B Flanges Class 150 Dimensions and Technical Drawings PDF
Get Complete details of ANSI/ASME B16.47 Standard Flange
150# B16.47 Series B Flanges Dimensions
B16.47 Dimensions in MM
| NPS |
D |
K |
G |
X |
| 26 |
785 |
744.5 |
711 |
684 |
| 28 |
835 |
795.3 |
762 |
735 |
| 30 |
885 |
846.1 |
813 |
787 |
| 32 |
940 |
900.1 |
864 |
840 |
| 34 |
1005 |
957.3 |
921 |
892 |
| 36 |
1055 |
1009.6 |
972 |
945 |
| 38 |
1125 |
1070.0 |
1022 |
997 |
| 40 |
1175 |
1120.8 |
1080 |
1049 |
| 42 |
1225 |
1171.6 |
1130 |
1102 |
| 44 |
1275 |
1222.4 |
1181 |
1153 |
| 46 |
1340 |
1284.3 |
1235 |
1205 |
| 48 |
1390 |
1335.1 |
1289 |
1257 |
| 50 |
1445 |
1385.9 |
1340 |
1308 |
| 52 |
1495 |
1436.7 |
1391 |
1360 |
| 54 |
1550 |
1492.2 |
1441 |
1413 |
| 56 |
1600 |
1543.0 |
1492 |
1465 |
| 58 |
1675 |
1611.3 |
1543 |
1516 |
| 60 |
1725 |
1662.1 |
1600 |
1570 |
General Note:
- All dimensions are in MM.
- D: outside diameter of flange.
- K: diameter of bolt circle.
- G: outside diameter of raised face.
- X: diameter of hub of WN flange.
| NPS |
A |
TBL |
TWN |
Y |
| 26 |
661.9 |
43.0 |
39.8 |
87 |
| 28 |
712.7 |
46.2 |
43.0 |
94 |
| 30 |
763.5 |
49.3 |
43.0 |
98 |
| 32 |
814.3 |
52.5 |
44.6 |
106 |
| 34 |
865.1 |
55.7 |
47.7 |
109 |
| 36 |
915.9 |
57.3 |
50.9 |
116 |
| 38 |
968.2 |
62.0 |
52.5 |
122 |
| 40 |
1019.0 |
65.2 |
54.1 |
127 |
| 42 |
1069.8 |
66.8 |
57.3 |
132 |
| 44 |
1120.6 |
70.0 |
58.9 |
135 |
| 46 |
1171.4 |
73.1 |
60.4 |
143 |
| 48 |
1222.2 |
76.3 |
63.6 |
148 |
| 50 |
1273.0 |
79.5 |
66.8 |
152 |
| 52 |
1323.8 |
82.7 |
68.4 |
156 |
| 54 |
1374.6 |
85.8 |
70.0 |
160 |
| 56 |
1425.4 |
89.0 |
71.6 |
165 |
| 58 |
1476.2 |
91.9 |
73.1 |
173 |
| 60 |
1527.0 |
95.4 |
74.7 |
178 |
General Note:
- All dimensions are in MM.
- A: Diameter of hub top of WN.
- TBL: minimum thickness of blind flange.
- TWN: minimum thickness of WN flange.
- Y: length through hub of WN.
- t: 2mm height of RF for Class 150 Series B flange.
| NPS |
n |
d |
l |
r |
| 26 |
36 |
7/8 |
3/4 |
10 |
| 28 |
40 |
7/8 |
3/4 |
10 |
| 30 |
44 |
7/8 |
3/4 |
10 |
| 32 |
48 |
7/8 |
3/4 |
10 |
| 34 |
40 |
1 |
7/8 |
10 |
| 36 |
44 |
1 |
7/8 |
10 |
| 38 |
40 |
1-1/8 |
1 |
10 |
| 40 |
44 |
1-1/8 |
1 |
10 |
| 42 |
48 |
1-1/8 |
1 |
11 |
| 44 |
52 |
1-1/8 |
1 |
11 |
| 46 |
40 |
1-1/4 |
1-1/8 |
11 |
| 48 |
44 |
1-1/4 |
1-1/8 |
11 |
| 50 |
48 |
1-1/4 |
1-1/8 |
11 |
| 52 |
52 |
1-1/4 |
1-1/8 |
11 |
| 54 |
56 |
1-1/4 |
1-1/8 |
11 |
| 56 |
60 |
1-1/4 |
1-1/8 |
14 |
| 58 |
48 |
1-3/8 |
1-1/4 |
14 |
| 60 |
52 |
1-3/8 |
1-1/4 |
14 |
General Note:
- n: number of bolt holes.
- d: diameter of bolt hole.
- l: diameter of bolt.
- r: minimum fillet radius for WN.
- d and l are in inch units, while r is in mm unit.
ASME B16.47 Series B Class 150 Flanges Industries and Applications
Widely used in the industries
- Pumps, Valves, and vessels in manufacturing and food processing.
- Pipe connections in industrial waterworks.
- Heat exchangers and heating systems of all sizes.
- Mining support.
- Nuclear power systems.
- Plumbing and mechanical systems.
- Assemblies in the oil, gas, and petrochemical industries.
- Fire protection systems.
ASME B16.47 Series B Class 150 Flanges Supply and Export Network
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