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ASME B16.5 Socket Weld Flanges
Dimensions
Diameter : 1/2" à 24"
pressure class : 150# - 300# - 600# - 1500#
Schedules : SCH10S - SCH40S - SCH80S - SCH160
Variations
- Face finish : Raised face (RF) - Flat face (FF) - RTJ -
- Variations : Reducing Socket Weld
Standards
ASTM A182 - ASME SA182 - 'Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings'
ASME B16.5 - 'Pipe Flanges and Flanged Fittings'
MSS SP-6 - 'Standard Finishes for Contact Faces of Pipe Flanges and Connecting End Flanges of Valves and Fittings'
150Lbs - 300Lbs - 600Lbs
The tables below show the most common sizes but are not exhaustive.
150 Lbs
| Drilling | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Nominal Bore | Dia. (D) |
Thick. (E) |
Dia. (F) |
Dia. (B) |
Dia. (A) |
Height1 (H) |
Nbr | Holes | Dia. (C) |
| 1/2" | 90 | 11.2 | 35.05 | 30 | 22.2 | 14 | 4 | 15.87 | 60.3 |
| 3/4" | 100 | 12.7 | 42.92 | 38 | 27.7 | 14 | 4 | 15.87 | 69.9 |
| 1" | 110 | 14.3 | 50.80 | 49 | 34.5 | 16 | 4 | 15.87 | 79.4 |
| 1 1/4" | 115 | 15.9 | 63.50 | 59 | 43.2 | 19 | 4 | 15.87 | 88.9 |
| 1 1/2" | 125 | 17.5 | 73.15 | 65 | 49.5 | 21 | 4 | 15.87 | 98.4 |
| 2" | 150 | 19.1 | 91.94 | 78 | 61.9 | 24 | 4 | 19.05 | 120.7 |
| 2 1/2" | 180 | 22.3 | 104.65 | 90 | 74.6 | 27 | 4 | 19.05 | 139.7 |
| 3" | 190 | 23.9 | 127.00 | 108 | 90.7 | 29 | 4 | 19.05 | 152.4 |
1,6mm raised face not included in the E & H dimensions
See below for the A2 dimension
The dimensions are in millimeters
Source : ASME B16.5 - 2007
300 Lbs
| Drilling | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Nominal Bore | Dia. (D) |
Thick. (E) |
Dia. (F) |
Dia. (B) |
Dia. (A) |
Height1 (H) |
Nbr | Holes | Dia. (C) |
| 1/2" | 95 | 12.7 | 35.05 | 38 | 22.2 | 21 | 4 | 15.87 | 66.7 |
| 3/4" | 115 | 14.3 | 42.92 | 48 | 27.7 | 24 | 4 | 19.05 | 82.6 |
| 1" | 125 | 15.9 | 50.80 | 54 | 34.5 | 25 | 4 | 19.05 | 88.9 |
| 1 1/4" | 135 | 17.5 | 63.50 | 64 | 43.2 | 25 | 4 | 19.05 | 98.4 |
| 1 1/2" | 155 | 19.1 | 73.15 | 70 | 49.5 | 29 | 4 | 22.22 | 114.3 |
| 2" | 165 | 20.7 | 91.94 | 84 | 61.9 | 32 | 8 | 19.05 | 127.0 |
| 2 1/2" | 190 | 23.9 | 104.65 | 100 | 74.6 | 37 | 8 | 22.22 | 149.2 |
| 3" | 210 | 27.0 | 127.00 | 117 | 90.7 | 41 | 8 | 22.22 | 168.3 |
1,6mm raised face not included in the E & H dimensions
See below for the A2 dimension
The dimensions are in millimeters
Source : ASME B16.5 - 2007
600 Lbs
| Drilling | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Nominal Bore | >Dia. (D) |
Thick. (E) |
Dia. (F) |
Dia. (B) |
Dia. (A) |
Height1 (H) |
Nbr | Holes | Dia. (C) |
| 1/2" | 95 | 14.3 | 35.05 | 38 | 22.2 | 22 | 4 | 15.87 | 66.7 |
| 3/4" | 115 | 15.9 | 42.92 | 48 | 27.7 | 25 | 4 | 19.05 | 82.6 |
| 1" | 125 | 17.5 | 50.80 | 54 | 34.5 | 27 | 4 | 19.05 | 88.9 |
| 1 1/4" | 135 | 20.7 | 63.50 | 64 | 43.2 | 29 | 4 | 19.05 | 98.4 |
| 1 1/2" | 155 | 22.3 | 73.15 | 70 | 49.5 | 32 | 4 | 22.22 | 114.3 |
| 2" | 165 | 25.4 | 91.94 | 84 | 61.9 | 37 | 8 | 19.05 | 127.0 |
| 2 1/2" | 190 | 28.6 | 104.65 | 100 | 74.6 | 41 | 8 | 22.22 | 149.2 |
| 3" | 210 | 31.8 | 127.00 | 117 | 90.7 | 46 | 8 | 22.22 | 168.3 |
6,4mm raised face not included in the E & H dimensions
See below for the A2 dimension
The dimensions are in millimeters
Source : ASME B16.5 - 2007
InNER diameter depending on thicknesses - A2
| Nominal Bore | SCH10S | SCH40S | SCH80S | SCH160 |
|---|---|---|---|---|
| 1/2" | 17.1 | 15.8 | 13.9 | 11.8 |
| 3/4" | 22.4 | 20.9 | 18.8 | 15.6 |
| 1" | 27.8 | 26.6 | 24.3 | 20.7 |
| 1 1/4" | 36.6 | 35.1 | 32.5 | 29.5 |
| 1 1/2" | 42.7 | 40.9 | 38.1 | 34 |
| 2" | 54.7 | 52.5 | 49.2 | 42.9 |
| 2 1/2" | 66.9 | 62.7 | 59 | 54 |
| 3" | 82.8 | 77.9 | 73.7 | 66.7 |
The dimensions are in millimeters
Source : ASME B16.5 - 2007
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- PDF Download
- ANSI B16.5 Class 150 LBS Blind Flange
- ANSI B16.5 Class 150 LBS Lap Joint Flange
- ANSI B16.5 Class 150 LBS Slip On Flange
- ANSI B16.5 Class 150 LBS Socket Welding Flange
- ANSI B16.5 Class 150 LBS Threaded Flange
- ANSI B16.5 Class 150 LBS Weld Neck Flange
- ANSI B16.5 Class 300 LBS Blind Flange
- ANSI B16.5 Class 300 LBS Lap Joint Flange
- ANSI B16.5 Class 300 LBS Slip On Flange
- ANSI B16.5 Class 300 LBS Threaded Flange
- ANSI B16.5 Class 300 LBS Weld Neck Flange
- ANSI B16.5 Class 400 LBS Blind Flange
- ANSI B16.5 Class 400 LBS Lap Joint Flange
- ANSI B16.5 Class 400 LBS Slip On Flange
- ANSI B16.5 Class 400 LBS Threaded Flange
- ANSI B16.5 Class 400 LBS Weld Neck Flange
- ANSI B16.5 Class 600 LBS Blind Flange
- ANSI B16.5 Class 600 LBS Lap Joint Flange
- ANSI B16.5 Class 600 LBS Slip On Flange
- ANSI B16.5 Class 600 LBS Socket Welding Flange
- ANSI B16.5 Class 600 LBS Threaded Flange
- ANSI B16.5 Class 600 LBS Weld Neck Flange
- ANSI B16.5 Class 900 LBS Blind Flange
- ANSI B16.5 Class 900 LBS Lap Joint Flange
- ANSI B16.5 Class 900 LBS Slip On Flange
- ANSI B16.5 Class 900 LBS Threaded Flange
- ANSI B16.5 Class 900 LBS Weld Neck Flange
- ANSI B16.5 Class 1500 LBS Blind Flange
- ANSI B16.5 Class 1500 LBS Lap Joint Flange
- ANSI B16.5 Class 1500 LBS Slip On Flange
- ANSI B16.5 Class 1500 LBS Threaded Flange
- ANSI B16.5 Class 1500 LBS Weld Neck Flange
- ANSI B16.5 Class 2500 LBS Blind Flange
- ANSI B16.5 Class 2500 LBS Lap Joint Flange
- ANSI B16.5 Class 2500 LBS Threaded Flange
- ANSI B16.5 Class 2500 LBS Weld Neck Flange
- ASME B16.47 Series A Flange
- ASME B16.47 Series B Flange
- ANSI B16.36 Orifice Flange
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