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ANSI B16.5

Stainless Steel Weld Neck Flanges – ANSI B16.5, 150lb to 1500lb

Integraflow supplies ANSI/ASME B16.5 stainless steel weld neck flanges in 304 (1.4301) and 316L (1.4404) grades, covering 150lb, 300lb, 600lb, 900lb, and 1500lb pressure ratings with bores to suit Schedule 10S, 40S, 80S, and 160Spipe, sourced from European and Far Eastern mills, and supplied with full BS EN 10204 3.1 material certification for high-pressure, welded pipeline applications in industrial and process systems.


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ANSI B16.5

DN32 (1"1/4 NB) SCHEDULE 80S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 133.3mm
Flange thickness (C): 19.0mm
Hub height (X): 63.5mm
Length through hub (A): 42.1mm
Bolt circle diameter (K): 98.5mm
Overall height (Y): 65.0mm
Raised face thickness (RF): 1.5mm
Bore (B): 63.5mm
Number of bolt holes: 4
Bolt hole diameter: 19.0mm
Approx. weight: 2.6kg
Contact us for pricing 0.0 GBP
DN32 (1"1/4 NB) SCHEDULE 80S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 133.3mm
Flange thickness (C): 19.0mm
Hub height (X): 63.5mm
Length through hub (A): 42.1mm
Bolt circle diameter (K): 98.5mm
Overall height (Y): 65.0mm
Raised face thickness (RF): 1.5mm
Bore (B): 63.5mm
Number of bolt holes: 4
Bolt hole diameter: 19.0mm
Approx. weight: 2.6kg
Contact us for pricing 0.0 GBP
DN32 (1.1/4" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 304
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: 304 Stainless Steel
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, Stainless Steel, RF
£ 60.55 60.55 GBP
DN32 (1.1/4" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 316
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: 316 Stainless Steel
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, Stainless Steel, RF
£ 112.77 112.77 GBP
DN32 (1.1/4" NB) SCHEDULE 40S ASA150 WELD NECK FLANGE SS 304
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: 304 Stainless Steel
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, Stainless Steel, RF
£ 97.09 97.09 GBP
DN32 (1.1/4" NB) SCHEDULE 40S ASA150 WELD NECK FLANGE SS 316
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: 316 Stainless Steel
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, Stainless Steel, RF
£ 77.35 77.35 GBP
DN32 (1.1/4" NB) SCHEDULE 80S ASA150 WELD NECK FLANGE SS 304
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: Stainless Steel 304
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, Stainless Steel, RF
Contact us for pricing 0.0 GBP
DN32 (1.1/4" NB) SCHEDULE 80S ASA150 WELD NECK FLANGE SS 316
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: Stainless Steel 316
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, Stainless Steel, RF
Contact us for pricing 0.0 GBP
DN40 (1"1/2 NB) SCHEDULE 10S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 155.4mm
Flange thickness (C): 20.5mm
Hub height (X): 69.8mm
Length through hub (A): 48.2mm
Bolt circle diameter (K): 114.3mm
Overall height (Y): 68.3mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 4
Bolt hole diameter: 22.3mm
Approx. weight: 3.3kg
Contact us for pricing 0.0 GBP
DN40 (1"1/2 NB) SCHEDULE 10S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 155.4mm
Flange thickness (C): 20.5mm
Hub height (X): 69.8mm
Length through hub (A): 48.2mm
Bolt circle diameter (K): 114.3mm
Overall height (Y): 68.3mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 4
Bolt hole diameter: 22.3mm
Approx. weight: 3.3kg
£ 269.78 269.78 GBP
DN40 (1"1/2 NB) SCHEDULE 40S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 155.4mm
Flange thickness (C): 20.5mm
Hub height (X): 69.8mm
Length through hub (A): 48.2mm
Bolt circle diameter (K): 114.3mm
Overall height (Y): 68.3mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 4
Bolt hole diameter: 22.3mm
Approx. weight: 3.3kg
Contact us for pricing 0.0 GBP
DN40 (1"1/2 NB) SCHEDULE 40S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 155.4mm
Flange thickness (C): 20.5mm
Hub height (X): 69.8mm
Length through hub (A): 48.2mm
Bolt circle diameter (K): 114.3mm
Overall height (Y): 68.3mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 4
Bolt hole diameter: 22.3mm
Approx. weight: 3.3kg
£ 197.47 197.47 GBP
DN40 (1"1/2 NB) SCHEDULE 80S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 155.4mm
Flange thickness (C): 20.5mm
Hub height (X): 69.8mm
Length through hub (A): 48.2mm
Bolt circle diameter (K): 114.3mm
Overall height (Y): 68.3mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 4
Bolt hole diameter: 22.3mm
Approx. weight: 3.3kg
Contact us for pricing 0.0 GBP
DN40 (1"1/2 NB) SCHEDULE 80S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 155.4mm
Flange thickness (C): 20.5mm
Hub height (X): 69.8mm
Length through hub (A): 48.2mm
Bolt circle diameter (K): 114.3mm
Overall height (Y): 68.3mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 4
Bolt hole diameter: 22.3mm
Approx. weight: 3.3kg
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 304
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: 304 Stainless Steel
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, Stainless Steel, RF
£ 94.08 94.08 GBP
DN40 (1.1/2" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 316
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: 316 Stainless Steel
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, Stainless Steel, RF
£ 110.39 110.39 GBP
DN40 (1.1/2" NB) SCHEDULE 40S ASA150 WELD NECK FLANGE SS 304
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: 304 Stainless Steel
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, Stainless Steel, RF
£ 124.81 124.81 GBP
DN40 (1.1/2" NB) SCHEDULE 40S ASA150 WELD NECK FLANGE SS 316
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: 316 Stainless Steel
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, Stainless Steel, RF
£ 133.98 133.98 GBP
DN40 (1.1/2" NB) SCHEDULE 80S ASA150 WELD NECK FLANGE SS 304
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: Stainless Steel 304
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, Stainless Steel, RF
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) SCHEDULE 80S ASA150 WELD NECK FLANGE SS 316
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: Stainless Steel 316
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, Stainless Steel, RF
Contact us for pricing 0.0 GBP
DN50 (2 NB) SCHEDULE 10S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 165.1mm
Flange thickness (C): 22.3mm
Hub height (X): 84.0mm
Length through hub (A): 60.4mm
Bolt circle diameter (K): 127.0mm
Overall height (Y): 69.8mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 8
Bolt hole diameter: 19.0mm
Approx. weight: 4.0kg
Contact us for pricing 0.0 GBP
DN50 (2 NB) SCHEDULE 10S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 165.1mm
Flange thickness (C): 22.3mm
Hub height (X): 84.0mm
Length through hub (A): 60.4mm
Bolt circle diameter (K): 127.0mm
Overall height (Y): 69.8mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 8
Bolt hole diameter: 19.0mm
Approx. weight: 4.0kg
£ 312.06 312.06 GBP
DN50 (2 NB) SCHEDULE 40S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 165.1mm
Flange thickness (C): 22.3mm
Hub height (X): 84.0mm
Length through hub (A): 60.4mm
Bolt circle diameter (K): 127.0mm
Overall height (Y): 69.8mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 8
Bolt hole diameter: 19.0mm
Approx. weight: 4.0kg
Contact us for pricing 0.0 GBP
DN50 (2 NB) SCHEDULE 40S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 165.1mm
Flange thickness (C): 22.3mm
Hub height (X): 84.0mm
Length through hub (A): 60.4mm
Bolt circle diameter (K): 127.0mm
Overall height (Y): 69.8mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 8
Bolt hole diameter: 19.0mm
Approx. weight: 4.0kg
£ 229.25 229.25 GBP
DN50 (2 NB) SCHEDULE 80S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 165.1mm
Flange thickness (C): 22.3mm
Hub height (X): 84.0mm
Length through hub (A): 60.4mm
Bolt circle diameter (K): 127.0mm
Overall height (Y): 69.8mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 8
Bolt hole diameter: 19.0mm
Approx. weight: 4.0kg
Contact us for pricing 0.0 GBP
DN50 (2 NB) SCHEDULE 80S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 165.1mm
Flange thickness (C): 22.3mm
Hub height (X): 84.0mm
Length through hub (A): 60.4mm
Bolt circle diameter (K): 127.0mm
Overall height (Y): 69.8mm
Raised face thickness (RF): 1.5mm
Bore (B): 73.1mm
Number of bolt holes: 8
Bolt hole diameter: 19.0mm
Approx. weight: 4.0kg
Contact us for pricing 0.0 GBP
DN50 (2" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 304
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: 304 Stainless Steel
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, Stainless Steel, RF
£ 155.12 155.12 GBP
DN50 (2" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 316
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: 316 Stainless Steel
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, Stainless Steel, RF
£ 172.06 172.06 GBP
DN50 (2" NB) SCHEDULE 40S ASA150 WELD NECK FLANGE SS 304
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: 304 Stainless Steel
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, Stainless Steel, RF
£ 169.54 169.54 GBP
DN50 (2" NB) SCHEDULE 40S ASA150 WELD NECK FLANGE SS 316
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: 316 Stainless Steel
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, Stainless Steel, RF
£ 178.85 178.85 GBP
DN50 (2" NB) SCHEDULE 80S ASA150 WELD NECK FLANGE SS 304
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: Stainless Steel 304
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, Stainless Steel, RF
Contact us for pricing 0.0 GBP
DN50 (2" NB) SCHEDULE 80S ASA150 WELD NECK FLANGE SS 316
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: Stainless Steel 316
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, Stainless Steel, RF
Contact us for pricing 0.0 GBP
DN65 (2"1/2 NB) SCHEDULE 10S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 190.5mm
Flange thickness (C): 25.4mm
Hub height (X): 100.0mm
Length through hub (A): 73.1mm
Bolt circle diameter (K): 149.3mm
Overall height (Y): 76.2mm
Raised face thickness (RF): 1.5mm
Bore (B): 127.0mm
Number of bolt holes: 8
Bolt hole diameter: 22.3mm
Approx. weight: 5.4kg
Contact us for pricing 0.0 GBP
DN65 (2"1/2 NB) SCHEDULE 10S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 190.5mm
Flange thickness (C): 25.4mm
Hub height (X): 100.0mm
Length through hub (A): 73.1mm
Bolt circle diameter (K): 149.3mm
Overall height (Y): 76.2mm
Raised face thickness (RF): 1.5mm
Bore (B): 127.0mm
Number of bolt holes: 8
Bolt hole diameter: 22.3mm
Approx. weight: 5.4kg
£ 294.28 294.28 GBP
DN65 (2"1/2 NB) SCHEDULE 40S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 190.5mm
Flange thickness (C): 25.4mm
Hub height (X): 100.0mm
Length through hub (A): 73.1mm
Bolt circle diameter (K): 149.3mm
Overall height (Y): 76.2mm
Raised face thickness (RF): 1.5mm
Bore (B): 127.0mm
Number of bolt holes: 8
Bolt hole diameter: 22.3mm
Approx. weight: 5.4kg
Contact us for pricing 0.0 GBP
DN65 (2"1/2 NB) SCHEDULE 40S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 190.5mm
Flange thickness (C): 25.4mm
Hub height (X): 100.0mm
Length through hub (A): 73.1mm
Bolt circle diameter (K): 149.3mm
Overall height (Y): 76.2mm
Raised face thickness (RF): 1.5mm
Bore (B): 127.0mm
Number of bolt holes: 8
Bolt hole diameter: 22.3mm
Approx. weight: 5.4kg
£ 338.24 338.24 GBP
DN65 (2"1/2 NB) SCHEDULE 80S ASA300 WELD NECK FLANGE SS 304
Outside diameter (O): 190.5mm
Flange thickness (C): 25.4mm
Hub height (X): 100.0mm
Length through hub (A): 73.1mm
Bolt circle diameter (K): 149.3mm
Overall height (Y): 76.2mm
Raised face thickness (RF): 1.5mm
Bore (B): 127.0mm
Number of bolt holes: 8
Bolt hole diameter: 22.3mm
Approx. weight: 5.4kg
Contact us for pricing 0.0 GBP
DN65 (2"1/2 NB) SCHEDULE 80S ASA300 WELD NECK FLANGE SS 316
Outside diameter (O): 190.5mm
Flange thickness (C): 25.4mm
Hub height (X): 100.0mm
Length through hub (A): 73.1mm
Bolt circle diameter (K): 149.3mm
Overall height (Y): 76.2mm
Raised face thickness (RF): 1.5mm
Bore (B): 127.0mm
Number of bolt holes: 8
Bolt hole diameter: 22.3mm
Approx. weight: 5.4kg
Contact us for pricing 0.0 GBP
DN65 (2.1/2" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 304
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: 304 Stainless Steel
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, Stainless Steel, RF
£ 262.64 262.64 GBP
DN65 (2.1/2" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 316
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: 316 Stainless Steel
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, Stainless Steel, RF
£ 332.15 332.15 GBP