1. Products
2. Mild Steel
3. Nominal Bore
4. Flanges
5. Weld Neck
6. ANSI B16.5
7. ASA150
8. Schedule 80

Schedule 80

DN20 (3/4" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 98.5mm
Flange thickness (C): 12.7mm
Hub length (X): 38.1mm
Neck height (A): 26.6mm
Pitch circle diameter (K): 69.8mm
Hub base diameter (Y): 52.3mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 42.9mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

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DN25 (1" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 107.9mm
Flange thickness (C): 14.2mm
Hub length (X): 49.2mm
Neck height (A): 33.5mm
Pitch circle diameter (K): 79.2mm
Hub base diameter (Y): 55.6mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 50.8mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

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DN32 (1.1/4" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 117.3mm
Flange thickness (C): 15.7mm
Hub length (X): 58.6mm
Neck height (A): 43.1mm
Pitch circle diameter (K): 88.9mm
Hub base diameter (Y): 57.1mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 63.5mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

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DN40 (1.1/2" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 127.0mm
Flange thickness (C): 17.5mm
Hub length (X): 65.0mm
Neck height (A): 48.2mm
Pitch circle diameter (K): 98.5mm
Hub base diameter (Y): 61.9mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 73.1mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

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DN50 (2" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 152.4mm
Flange thickness (C): 19.0mm
Hub length (X): 77.7mm
Neck height (A): 60.4mm
Pitch circle diameter (K): 120.6mm
Hub base diameter (Y): 63.5mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 91.9mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

Contact us for pricing 0.0 GBP

DN65 (2.1/2" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 177.8mm
Flange thickness (C): 22.3mm
Hub length (X): 90.4mm
Neck height (A): 73.1mm
Pitch circle diameter (K): 139.7mm
Hub base diameter (Y): 69.8mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 104.6mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

Contact us for pricing 0.0 GBP

DN80 (3" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 190.5mm
Flange thickness (C): 23.8mm
Hub length (X): 101.6mm
Neck height (A): 88.9mm
Pitch circle diameter (K): 152.4mm
Hub base diameter (Y): 69.8mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 127.0mm
Number of bolt holes: 4
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

Contact us for pricing 0.0 GBP

DN100 (4" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 228.6mm
Flange thickness (C): 23.8mm
Hub length (X): 114.3mm
Neck height (A): 105.0mm
Pitch circle diameter (K): 190.5mm
Hub base diameter (Y): 76.2mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 157.2mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

Contact us for pricing 0.0 GBP

DN125 (5" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 254.0mm
Flange thickness (C): 23.8mm
Hub length (X): 163.5mm
Neck height (A): 141.2mm
Pitch circle diameter (K): 215.9mm
Hub base diameter (Y): 88.9mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 185.6mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

Contact us for pricing 0.0 GBP

DN150 (6" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 279.4mm
Flange thickness (C): 25.4mm
Hub length (X): 190.5mm
Neck height (A): 241.3mm
Pitch circle diameter (K): 241.3mm
Hub base diameter (Y): 88.9mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 215.9mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

Contact us for pricing 0.0 GBP

DN200 (8" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N

Outside diameter (O): 342.9mm
Flange thickness (C): 28.6mm
Hub length (X): 241.3mm
Neck height (A): 293.1mm
Pitch circle diameter (K): 298.4mm
Hub base diameter (Y): 108.0mm
Raised face height (RF): 15.5mm
Raised face diameter (R): 269.7mm
Number of bolt holes: 8
Material: A105N
Rating: ASA 150
Type: Weld Neck Flange (ASME B16.5)

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

Alternative terminology:
WN Flange, Welding Neck, ASA150, Carbon Steel, RF

Contact us for pricing 0.0 GBP