Description
Product Description ANSI/ASME B 16.5 Socket Weld Flange
ANSI/ASME B 16.5 Socket Weld Flange Dimension
Class 150 Socket Neck Flange Dimensions
Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Flange Length RF Dia. RF Height Socket Depth PCD Socket Bore No of Bolts Bolt Size UNC Machine Bolt Length RF Stud Length Hole Size ISO Stud Size Weight in kg
A B C D E F G H J
1/2 15 90 9.6 30 14 34.9 2 10 60.3 22.2 4 1/2 50 55 5/8 M14 0.8
3/4 20 100 11.2 38 14 42.9 2 11 69.9 27.7 4 1/2 50 65 5/8 M14 0.9
1 25 110 12.7 49 16 50.8 2 13 79.4 34.5 4 1/2 55 65 5/8 M14 0.9
1 1/4 32 115 14.3 59 19 63.5 2 14 88.9 43.2 4 1/2 55 70 5/8 M14 1.4
1 1/2 40 125 15.9 65 21 73 2 16 98.4 49.5 4 1/2 65 70 5/8 M14 1.4
2 50 150 17.5 78 24 92.1 2 17 120.7 61.9 4 5/8 70 85 3/4 M16 2.3
2 1/2 65 180 20.7 90 27 105 2 19 139.7 74.6 4 5/8 75 90 3/4 M16 3.2
3 80 190 22.3 108 29 127 2 21 152.4 90.7 4 5/8 75 90 3/4 M16 3.7
Class 300 Socket Neck Flange Dimensions
Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Flange Length RF Dia. RF Height Socket Depth PCD Socket Bore No of Bolts Bolt Size UNC Machine Bolt Length RF Stud Length Hole Size ISO Stud Size Weight in kg
A B C D E F G H J
1/2 15 95 12.7 38 21 34.9 2 10 66.7 22.2 4 1/2 55 65 5/8 M14 1.2
3/4 20 115 14.3 48 24 42.9 2 11 82.6 27.7 4 5/8 65 75 3/4 M16 1.4
1 25 125 15.9 54 25 50.8 2 13 88.9 34.5 4 5/8 65 75 3/4 M16 1.4
1 1/4 32 135 17.5 64 25 63.5 2 14 98.4 43.2 4 5/8 70 85 3/4 M16 1.8
1 1/2 40 155 19.1 70 29 73 2 16 114.3 49.5 4 3/4 75 90 7/8 M20 2.7
2 50 165 20.7 84 32 92.1 2 17 127 61.9 8 5/8 75 90 3/4 M16 3.2
2 1/2 65 190 23.9 100 37 105 2 19 149.2 74.6 8 3/4 85 100 7/8 M20 4.6
3 80 210 27 117 41 127 2 21 168.3 90.7 8 3/4 90 110 7/8 M20 5.9
Class 600 Socket Neck Flange Dimensions
Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Flange Length RF Dia. RF Height Socket Depth PCD Socket Bore No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size Weight in kg
A B C D E F G H J
1/2 15 95 14.3 38 22 34.9 7 10 66.7 22.2 4 1/2 75 5/8 M14 1.3
3/4 20 115 15.9 48 25 42.9 7 11 82.6 27.7 4 5/8 90 3/4 M16 1.4
1 25 125 17.5 54 27 50.8 7 13 88.9 34.5 4 5/8 90 3/4 M16 1.8
1 1/4 32 135 20.7 64 29 63.5 7 14 98.4 43.2 4 5/8 95 3/4 M16 2.3
1 1/2 40 155 22.3 70 32 73 7 16 114.3 49.5 4 3/4 110 7/8 M20 3.2
2 50 165 25.4 84 37 92.1 7 17 127 61.9 8 5/8 110 3/4 M16 4.1
2 1/2 65 190 28.6 100 41 105 7 19 149.2 74.6 8 3/4 120 7/8 M20 5.9
3 80 210 31.8 117 46 127 7 21 168.3 90.7 8 3/4 125 7/8 M20 7.3
Class 1500 Socket Neck Flange Dimensions
Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Flange Length RF Dia. RF Height Socket Depth PCD Socket Bore No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size Weight in kg
A B C D E F G H J
1/2 15 120 22.3 38 32 34.9 7 10 82.6 22.2 4 3/4 110 7/8 M20 1.8
3/4 20 130 25.4 44 35 42.9 7 11 88.9 27.7 4 3/4 115 7/8 M20 2.3
1 25 150 28.6 52 41 50.8 7 13 101.6 34.5 4 7/8 125 1 M24 3.7
1 1/4 32 160 28.6 64 41 63.5 7 14 111.1 43.2 4 7/8 125 1 M24 4.1
1 1/2 40 180 31.8 70 44 73 7 16 123.8 49.5 4 1 140 1 1/8 M27 5.5
2 50 215 38.1 105 57 92.1 7 17 165.1 61.9 8 7/8 145 1 M24 9.8
2 1/2 65 245 41.3 124 64 105 7 19 190.5 74.6 8 1 160 1 1/8 M27 16.4
3 80 265 47.7 133 N/A 127 7 203.2 N/A 8 1 1/8 180 1 1/4 M30 21.8
Socket Weld Flange Weight Chart
Nominal Pipe Size (NPS) Class 150 (lbs) Class 300 (lbs) Class 400 (lbs) Class 600 (lbs) Class 900 (lbs) Class 1500 (lbs) Class 2500 (lbs)
1/2" 0.5 1.0 1.1 1.3 2.0 2.5 3.0
3/4" 0.7 1.3 1.4 1.6 2.5 3.0 3.8
1" 0.9 1.6 1.8 2.1 3.5 4.5 5.6
1-1/2" 1.4 2.8 3.0 3.8 5.8 7.8 9.5
2" 2.0 4.2 4.5 5.3 8.0 11.0 14.0
3" 3.8 8.5 9.0 11.0 15.5 23.0 32.0
4" 5.7 13.0 14.0 17.0 24.5 37.0 48.0
6" 9.5 27.0 29.0 33.0 47.0 72.0 95.0
8" 15.5 42.0 45.0 55.0 78.0 120.0 155.0
10" 22.0 65.0 70.0 85.0 120.0 180.0 240.0
12" 31.0 92.0 100.0 125.0 175.0 265.0 365.0
Applications
- Petrochemical Industry: For safe handling of fluids and gases.
- Oil and Gas Sector: Suitable for high-pressure lines.
- Power Plants: Used in critical systems for power generation.
- Water Treatment Plants: Ensures secure and reliable connections.
Advantages
- High structural integrity and fatigue strength.
- Easy alignment and welding during installation.
- Minimal risk of leakage due to recessed connection.
- Available in a variety of materials and pressure ratings to suit diverse industrial needs.
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