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Socket Weld

Socket Weld Flanges – ASA 150 & 300, A105N

Integraflow supplies socket weld flanges in A105N carbon steel to ANSI/ASA B16.5 standards, covering 150lb and 300lb pressure ratings, with sizes from ½” upwards, sourced from trusted European and Far Eastern mills, and available with full BS EN 10204 3.1 certification for reliable high-integrity welded connections in industrial and process systems.

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Socket Weld

DN15 (1/2" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 88.9mm
Hub diameter at base (C): 11.1mm
Length through hub (X): 30.2mm
Pitch circle diameter (K): 60.4mm
Raised face diameter (Y): 15.7mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 35.0mm
Bore length (B): 22.3mm
Bore diameter (D): 9.6mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN15 (1/2" NB) ASA300 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 95.0mm
Hub diameter at base (C): 12.7mm
Length through hub (X): 38.0mm
Pitch circle diameter (K): 66.5mm
Raised face diameter (Y): 21mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 35.0mm
Bore length (B): 22.4mm
Bore diameter (D): 10.0mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 300
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA300, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN20 (3/4" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 98.5mm
Hub diameter at base (C): 12.7mm
Length through hub (X): 38.1mm
Pitch circle diameter (K): 69.8mm
Raised face diameter (Y): 15.7mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 42.9mm
Bore length (B): 27.6mm
Bore diameter (D): 11.1mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN20 (3/4" NB) ASA300 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 117.0mm
Hub diameter at base (C): 14.2mm
Length through hub (X): 48.0mm
Pitch circle diameter (K): 82.5mm
Raised face diameter (Y): 24mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 42.9mm
Bore length (B): 27.7mm
Bore diameter (D): 11.0mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 300
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA300, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN25 (1" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 107.9mm
Hub diameter at base (C): 14.2mm
Length through hub (X): 49.2mm
Pitch circle diameter (K): 79.2mm
Raised face diameter (Y): 17.5mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 50.8mm
Bore length (B): 34.5mm
Bore diameter (D): 13.7mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN25 (1" NB) ASA300 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 124.0mm
Hub diameter at base (C): 15.7mm
Length through hub (X): 54.0mm
Pitch circle diameter (K): 88.9mm
Raised face diameter (Y): 25mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 50.8mm
Bore length (B): 34.5mm
Bore diameter (D): 13.0mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 300
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA300, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN32 (1.1/4" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 117.3mm
Hub diameter at base (C): 15.7mm
Length through hub (X): 58.6mm
Pitch circle diameter (K): 88.9mm
Raised face diameter (Y): 20.5mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 63.5mm
Bore length (B): 43.1mm
Bore diameter (D): 14.2mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN32 (1.1/4" NB) ASA300 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 133.0mm
Hub diameter at base (C): 17.5mm
Length through hub (X): 64.0mm
Pitch circle diameter (K): 98.5mm
Raised face diameter (Y): 25mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 63.5mm
Bore length (B): 43.2mm
Bore diameter (D): 14.0mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 300
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA300, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 127.0mm
Hub diameter at base (C): 17.5mm
Length through hub (X): 65.0mm
Pitch circle diameter (K): 98.5mm
Raised face diameter (Y): 22.3mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 73.1mm
Bore length (B): 49.5mm
Bore diameter (D): 15.7mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) ASA300 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 155.0mm
Hub diameter at base (C): 19.0mm
Length through hub (X): 70.0mm
Pitch circle diameter (K): 114.3mm
Raised face diameter (Y): 29mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 73.1mm
Bore length (B): 49.5mm
Bore diameter (D): 16.0mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 300
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA300, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 152.4mm
Hub diameter at base (C): 19.0mm
Length through hub (X): 77.7mm
Pitch circle diameter (K): 120.6mm
Raised face diameter (Y): 25.4mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 91.9mm
Bore length (B): 61.1mm
Bore diameter (D): 17.5mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA300 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 165.0mm
Hub diameter at base (C): 20.6mm
Length through hub (X): 84.0mm
Pitch circle diameter (K): 127.0mm
Raised face diameter (Y): 32mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 91.9mm
Bore length (B): 62.0mm
Bore diameter (D): 17.0mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 300
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA300, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN65 (2.1/2" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 177.8mm
Hub diameter at base (C): 22.3mm
Length through hub (X): 90.4mm
Pitch circle diameter (K): 139.7mm
Raised face diameter (Y): 28.4mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 104.6mm
Bore length (B): 74.6mm
Bore diameter (D): 19.0mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN65 (2.1/2" NB) ASA300 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 190.0mm
Hub diameter at base (C): 23.9mm
Length through hub (X): 100.0mm
Pitch circle diameter (K): 149.3mm
Raised face diameter (Y): 37mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 104.6mm
Bore length (B): 74.7mm
Bore diameter (D): 19.0mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 300
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA300, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN80 (3" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 190.5mm
Hub diameter at base (C): 23.8mm
Length through hub (X): 107.9mm
Pitch circle diameter (K): 152.4mm
Raised face diameter (Y): 30.2mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 127.0mm
Bore length (B): 90.6mm
Bore diameter (D): 20.5mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN80 (3" NB) ASA300 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 210.0mm
Hub diameter at base (C): 26.9mm
Length through hub (X): 117.0mm
Pitch circle diameter (K): 168.1mm
Raised face diameter (Y): 41mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 127.0mm
Bore length (B): 90.7mm
Bore diameter (D): 21.0mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 300
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA300, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN100 (4" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 228.6mm
Hub diameter at base (C): 23.8mm
Length through hub (X): 134.8mm
Pitch circle diameter (K): 190.5mm
Raised face diameter (Y): 33.3mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 157.2mm
Bore length (B): 139.3mm
Bore diameter (D): 25.4mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN150 (6" NB) ASA150 RF SOCKET WELD FLANGE CS A105N
Outside diameter (O): 279.4mm
Hub diameter at base (C): 23.8mm
Length through hub (X): 158.7mm
Pitch circle diameter (K): 234.9mm
Raised face diameter (Y): 36.5mm
Raised face height (RF): 1.5mm
Hub diameter at top (R): 215.9mm
Bore length (B): 157.5mm
Bore diameter (D): 28.6mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 150
Type: Socket weld flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Socket Weld Flange, SW Flange, ASA150, Carbon Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP