ASME B16.47 Series B Flanges Class 400 Dimensions and Technical Drawings
ASME B16.47 Series B 400# Welding Neck Flange with RF
ASME B16.47 Series B Class 400 Blind Flange with RF
DOWNLOAD ASME B16.47 SERIES B FLANGES CLASS 400 DIMENSIONS AND TECHNICAL DRAWINGS PDF
Get Complete details of ANSI/ASME B16.47 Standard Flange
400# B16.47 Series B Flanges Dimensions
B16.47 Dimensions in MM
| NPS |
D |
K |
G |
X |
| 26 |
850 |
781.0 |
711 |
689 |
| 28 |
915 |
838.2 |
762 |
740 |
| 30 |
970 |
895.4 |
819 |
794 |
| 32 |
1035 |
952.5 |
873 |
845 |
| 34 |
1085 |
1003.3 |
927 |
899 |
| 36 |
1155 |
1066.8 |
981 |
952 |
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 |
88.9 |
88.9 |
149 |
| 28 |
711.2 |
95.3 |
95.3 |
159 |
| 30 |
762.0 |
101.6 |
101.6 |
170 |
| 32 |
812.8 |
108.0 |
108.0 |
179 |
| 34 |
863.6 |
111.2 |
111.2 |
187 |
| 36 |
914.4 |
119.1 |
119.1 |
200 |
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 400 Series B flange.
| NPS |
n |
d |
l |
r |
| 26 |
28 |
1-1/2 |
1-3/8 |
11 |
| 28 |
24 |
1-5/8 |
1-1/2 |
13 |
| 30 |
28 |
1-5/8 |
1-1/2 |
13 |
| 32 |
28 |
1-3/4 |
1-5/8 |
13 |
| 34 |
32 |
1-3/4 |
1-5/8 |
14 |
| 36 |
28 |
1-7/8 |
1-3/4 |
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 400 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 400 Flanges Supply and Export Network
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