ASME B16 47 Class 400 Series B Flange

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 400# Welding Neck Flange with RF
ASME B16.47 Series B Class 400 Blind 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

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 List of Cities and Countries

Afghanistan Algeria Angola Argentina
Australia Austria Azerbaijan Bahrain
Bangladesh Belarus Belgium Bhutan
Bolivia Brazil Bulgaria Canada
Chile China Colombia Costa Rica
Croatia Czech Republic Aberdeen Abu Dhabi
Ahmedabad Ahvaz Al Jubail Al Khobar
Algiers Ankara Atyrau Bangkok
Bengaluru Bhopal Bogota Brisbane
Busan Cairo Calgary Caracas
Chandigarh Chennai Chiyoda Coimbatore
Colombo Courbevoie
Denmark Ecuador Egypt Estonia
Finland France Gabon Ghana
Greece Hong Kong Hungary India
Indonesia Iran Iraq Israel
Italy Japan Jordan Dallas
Dammam Doha Dubai Edmonton
Ernakulam Faridabad Geoje-si Gimhae-si
Granada Gurgaon Hanoi Haryana
Ho Chi Minh City Hong Kong Houston Howrah
Hyderabad Indore Istanbul Jakarta
Jeddah
Kazakhstan Kenya Kuwait Lebanon
Libya Lithuania Malaysia Mexico
Mongolia Morocco Netherlands New Zealand
Nigeria Norway Oman Pakistan
Peru Philippines Poland Portugal
Qatar Romania Russia Karachi
Kolkata Kuala Lumpur Kuwait City La Victoria
Lagos Lahore London Los Angeles
Ludhiana Madrid Manama Melbourne
Mexico City Milan Montreal Moscow
Mumbai Muscat Navi Mumbai New Delhi
New York Noida Perth Petaling Jaya
Pimpri-Chinchwad Port-of-Spain Pune Rajkot
Rio de Janeiro Riyadh
Saudi Arabia Serbia Singapore Slovakia
South Africa South Korea Spain Sri Lanka
Sweden Switzerland Taiwan Thailand
Trinidad & Tobago Tunisia Turkey Ukraine
United Arab Emirates (UAE) United Kingdom (UK) United States (US) Venezuela
Vietnam Yemen Santiago Secunderabad
Seoul Sharjah Singapore Surat
Sydney Tehran Thane Thiruvananthapuram
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