ASME B16.47 Series B Flanges Class 900 Dimensions and Technical Drawings
ASME B16.47 Series B 900# Welding Neck Flange with RF
ASME B16.47 Series B Class 900 Blind Flange with RF
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Get Complete details of ANSI/ASME B16.47 Standard Flange
900# B16.47 Series B Flanges Dimensions
B16.47 Dimensions in MM
| NPS |
D |
K |
G |
X |
| 26 |
1020 |
901.7 |
762 |
743 |
| 28 |
1105 |
971.6 |
819 |
797 |
| 30 |
1180 |
1035.0 |
876 |
851 |
| 32 |
1240 |
1092.2 |
927 |
908 |
| 34 |
1315 |
1155.7 |
991 |
962 |
| 36 |
1345 |
1200.2 |
1029 |
1016 |
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 |
660.4 |
154.0 |
135.0 |
259 |
| 28 |
711.2 |
166.7 |
147.7 |
276 |
| 30 |
762.0 |
176.1 |
155.6 |
289 |
| 32 |
812.8 |
186.0 |
160.4 |
303 |
| 34 |
863.6 |
195.0 |
171.5 |
319 |
| 36 |
914.4 |
201.7 |
173.1 |
325 |
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: 7mm height of RF for Class 900 Series B flange.
| NPS |
n |
d |
l |
r |
| 26 |
20 |
2-5/8 |
2-1/2 |
11 |
| 28 |
20 |
2-7/8 |
2-3/4 |
13 |
| 30 |
20 |
3-1/8 |
3 |
13 |
| 32 |
20 |
3-1/8 |
3 |
13 |
| 34 |
20 |
3-3/8 |
3-1/4 |
14 |
| 36 |
24 |
3-1/8 |
3 |
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 900 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 900 Flanges Supply and Export Network
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