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Stainless

Nominal Bore Stainless Steel Pipework – 304 & 316 Grades

Integraflow offers a complete range of nominal bore stainless steel pipework systems in 304 and 316/L grades, including pipe, fittings, flanges, valves, and supports in welded, seamless, and threaded configurations, designed for durability, corrosion resistance, and compatibility across industrial, hygienic, and mechanical applications.

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Stainless

DN40 X DN32 (1½" X 1¼" NB) SCHEDULE 40S A403 SEAMLESS CONCENTRIC REDUCER SS 304
Outside Diameter (OD): 48 X 42mm
Wall Thickness: 3.68 X 3.56mm
Length: 64mm
Contact us for pricing 0.0 GBP
DN40 X DN32 (1½" X 1¼" NB) SCHEDULE 40S A403 SEAMLESS CONCENTRIC REDUCER SS 316
Outside Diameter (OD): 48 X 42mm
Wall Thickness: 3.68 X 3.56mm
Length: 64mm
Contact us for pricing 0.0 GBP
DN40 X DN32 (1½" X 1¼" NB) SCHEDULE 40S A403 SEAMLESS ECCENTRIC REDUCER SS 304
Outside Diameter (OD): 48 X 42mm
Wall Thickness: 3.68 X 3.56mm
Length: 64mm
Contact us for pricing 0.0 GBP
DN40 X DN32 (1½" X 1¼" NB) SCHEDULE 40S A403 SEAMLESS ECCENTRIC REDUCER SS 316
Outside Diameter (OD): 48 X 42mm
Wall Thickness: 3.68 X 3.56mm
Length: 64mm
Contact us for pricing 0.0 GBP
DN40 X DN32 (1½" X 1¼" NB) SCHEDULE 40S A403 WELDED CONCENTRIC REDUCER SS 304
Outside Diameter (OD): 48 X 42mm
Wall Thickness: 3.68 X 3.56mm
Length: 64mm
£ 16.03 16.03 GBP
DN40 X DN32 (1½" X 1¼" NB) SCHEDULE 40S A403 WELDED CONCENTRIC REDUCER SS 316
Outside Diameter (OD): 48 X 42mm
Wall Thickness: 3.68 X 3.56mm
Length: 64mm
£ 22.05 22.05 GBP
DN40 X DN32 (1½" X 1¼" NB) SCHEDULE 40S A403 WELDED ECCENTRIC REDUCER SS 304
Outside Diameter (OD): 48 X 42mm
Wall Thickness: 3.68 X 3.56mm
Length: 64mm
£ 38.71 38.71 GBP
DN40 X DN32 (1½" X 1¼" NB) SCHEDULE 40S A403 WELDED ECCENTRIC REDUCER SS 316
Outside Diameter (OD): 48 X 42mm
Wall Thickness: 3.68 X 3.56mm
Length: 64mm
£ 42.91 42.91 GBP
DN40x20 (1.1/2" x 3/4" NB) BSP 150# REDUCING TEE SS 316
Thread: 1.1/2" BSPP Female x Female, 3/4" BSPP Female Branch
Suits main run OD 48.3mm, branch OD 26.7mm

Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Reducing Tee, Tee Piece, Screwed, Low Pressure, 150 psi
£ 44.17 44.17 GBP
DN40x25 (1.1/2" x 1" NB) BSP 150# REDUCING TEE SS 316
Thread: 1.1/2" BSPP Female x Female, 1" BSPP Female Branch
Suits main run OD 48.3mm, branch OD 33.4mm

Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Reducing Tee, Tee Piece, Screwed, Low Pressure, 150 psi
£ 44.17 44.17 GBP
DN40x32 (1.1/2" x 1.1/4" NB) BSP 150# REDUCING TEE SS 316
Thread: 1.1/2" BSPP Female x Female, 1.1/4" BSPP Female Branch
Suits main run OD 48.3mm, branch OD 42.2mm

Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Reducing Tee, Tee Piece, Screwed, Low Pressure, 150 psi
£ 65.94 65.94 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

Part of our Flanges and Flanged Connections Range
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

Part of our Flanges and Flanged Connections Range
£ 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

Part of our Flanges and Flanged Connections Range
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

Part of our Flanges and Flanged Connections Range
£ 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

Part of our Flanges and Flanged Connections Range
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

Part of our Flanges and Flanged Connections Range
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DN50 (2" NB) ASA150 FLANGED 2PC LEVER OP. BALL VALVE LEVER OP SS 316
Flanged both ends: 2" ASA150
Suits an outside diameter (OD) of: 60.3mm
PCD: 120.6mm Ø (ANSI 150)
Face to face: 178mm
Construction: 2 Piece
Body Material: CF8/CF8M (316) Stainless
Bore: Full Bore
Internals: PTFE Seals
Investment Casting
Blowout proof stem

Part of our Isolation and Valves Range

Part of our Flanges and Flanged Connections Range
£ 819.28 819.28 GBP
DN50 (2" NB) ASA150 RF BLIND FLANGE SS 304
Outside diameter (O): 152.4mm
Flange thickness (C): 19.0mm
Pitch circle diameter (K): 120.6mm
Raised face height (RF): 1.5mm
Raised face diameter (R): 91.9mm
Number of bolt holes: 4
Material: Stainless Steel 304
Rating: ASA 150
Type: Blind flange (ASME B16.5)

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

Alternative terminology:
Blind Flange, Blank, ASA150, Stainless Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA150 RF BLIND FLANGE SS 316
Outside diameter (O): 152.4mm
Flange thickness (C): 19.0mm
Pitch circle diameter (K): 120.6mm
Raised face height (RF): 1.5mm
Raised face diameter (R): 91.9mm
Number of bolt holes: 4
Material: Stainless Steel 316
Rating: ASA 150
Type: Blind flange (ASME B16.5)

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

Alternative terminology:
Blind Flange, Blank, ASA150, Stainless Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
£ 136.22 136.22 GBP
DN50 (2" NB) ASA150 RF BOSSED SLIP ON FLANGE SS 304
Flange outside diameter: 152.4mm (O)
Flange thickness: 19.0mm (C)
Flange hub height: 25.4mm (Y)
Pitch Circle Diameter (PCD): 120.6mm (K)
Raised Face Height: 1.5mm (RF)
Bolt Holes: 4 off 19.0mm diameter
Bore Diameter: 61.9mm (B)
Material: Stainless Steel
Grade: 304
Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Raised Faced, ASA 150LB, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA150 RF BOSSED SLIP ON FLANGE SS 316
Flange outside diameter: 152.4mm (O)
Flange thickness: 19.0mm (C)
Flange hub height: 25.4mm (Y)
Pitch Circle Diameter (PCD): 120.6mm (K)
Raised Face Height: 1.5mm (RF)
Bolt Holes: 4 off 19.0mm diameter
Bore Diameter: 61.9mm (B)
Material: Stainless Steel
Grade: 316
Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Raised Faced, ASA 150LB, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA1500 RF BOSSED SLIP ON FLANGE SS 304
Flange outside diameter: 215.9mm (O)
Flange thickness: 38.1mm (C)
Flange hub height: 57.1mm (Y)
Pitch Circle Diameter (PCD): 165.1mm (K)
Raised Face Height: 6.3mm (RF)
Bolt Holes: 8 off 25.4mm diameter
Bore Diameter: 61.9mm (B)
Material: Stainless Steel
Grade: 304
Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Raised Faced, ASA 1500LB, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA1500 RF BOSSED SLIP ON FLANGE SS 316
Flange outside diameter: 215.9mm (O)
Flange thickness: 38.1mm (C)
Flange hub height: 57.1mm (Y)
Pitch Circle Diameter (PCD): 165.1mm (K)
Raised Face Height: 6.3mm (RF)
Bolt Holes: 8 off 25.4mm diameter
Bore Diameter: 61.9mm (B)
Material: Stainless Steel
Grade: 316
Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Raised Faced, ASA 1500LB, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA300 RF BLIND FLANGE SS 304
Outside diameter (O): 165.1mm
Flange thickness (C): 22.3mm
Pitch circle diameter (K): 127.0mm
Raised face height (RF): 1.5mm
Raised face diameter (R): 91.9mm
Number of bolt holes: 8
Material: Stainless Steel 304
Rating: ASA 300
Type: Blind flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 2.1 BS EN 10204 Material Certification

Alternative terminology:
Blind Flange, Blank, ASA300, Stainless Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA300 RF BLIND FLANGE SS 316
Outside diameter (O): 165.1mm
Flange thickness (C): 22.3mm
Pitch circle diameter (K): 127.0mm
Raised face height (RF): 1.5mm
Raised face diameter (R): 91.9mm
Number of bolt holes: 8
Material: Stainless Steel 316
Rating: ASA 300
Type: Blind flange (ASME B16.5)

Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 2.1 BS EN 10204 Material Certification

Alternative terminology:
Blind Flange, Blank, ASA300, Stainless Steel, Raised Faced

Part of our Flanges and Flanged Connections Range
£ 181.44 181.44 GBP
DN50 (2" NB) ASA300 RF BOSSED SLIP ON FLANGE SS 304
Flange outside diameter: 165.1mm (O)
Flange thickness: 22.3mm (C)
Flange hub height: 33.2mm (Y)
Pitch Circle Diameter (PCD): 127.0mm (K)
Raised Face Height: 1.5mm (RF)
Bolt Holes: 8 off 19.0mm diameter
Bore Diameter: 61.9mm (B)
Material: Stainless Steel
Grade: 304
Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Raised Faced, ASA 300LB, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA300 RF BOSSED SLIP ON FLANGE SS 316
Flange outside diameter: 165.1mm (O)
Flange thickness: 22.3mm (C)
Flange hub height: 33.2mm (Y)
Pitch Circle Diameter (PCD): 127.0mm (K)
Raised Face Height: 1.5mm (RF)
Bolt Holes: 8 off 19.0mm diameter
Bore Diameter: 61.9mm (B)
Material: Stainless Steel
Grade: 316
Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Raised Faced, ASA 300LB, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA600 RF BOSSED SLIP ON FLANGE SS 304
Flange outside diameter: 165.1mm (O)
Flange thickness: 25.4mm (C)
Flange hub height: 36.5mm (Y)
Pitch Circle Diameter (PCD): 127.0mm (K)
Raised Face Height: 6.3mm (RF)
Bolt Holes: 8 off 19.0mm diameter
Bore Diameter: 61.9mm (B)
Material: Stainless Steel
Grade: 304
Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Raised Faced, ASA 600LB, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) ASA600 RF BOSSED SLIP ON FLANGE SS 316
Flange outside diameter: 165.1mm (O)
Flange thickness: 25.4mm (C)
Flange hub height: 36.5mm (Y)
Pitch Circle Diameter (PCD): 127.0mm (K)
Raised Face Height: 6.3mm (RF)
Bolt Holes: 8 off 19.0mm diameter
Bore Diameter: 61.9mm (B)
Material: Stainless Steel
Grade: 316
Standards: ASME B16.5
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Raised Faced, ASA 600LB, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN50 (2" NB) BSP 150# (FXF) CONE SEAT UNION SS 316
Thread: 2" BSPT Female x Female
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316

Alternative terminology:
Male x Female, MF, MXF, Union, Threaded, Screwed, Street Union
£ 87.50 87.5 GBP
DN50 (2" NB) BSP 150# (FXF) CONE SEAT UNION SS 316
Thread: 2" BSPT Female x Female
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316
£ 110.95 110.95 GBP
DN50 (2" NB) BSP 150# (FXF) ELBOW 45° SS 316
Thread: 2" BSPP Female x Female
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316
Elbow Angle: 45° (Degree)

Standards:
Nominal Bore, Threaded, Elbow, 45°, 45 Deg, Screwed, Low Pressure, 150 psi
£ 42.56 42.56 GBP
DN50 (2" NB) BSP 150# (FXF) ELBOW 90° SS 316
Thread: 2" BSPP Female x Female
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316
Elbow Angle: 90° (Degree)

Standards:
Nominal Bore, Threaded, Elbow, 90°, 90 Deg, Screwed, Low Pressure, 150 psi
£ 41.79 41.79 GBP
DN50 (2" NB) BSP 150# (MXF) ELBOW 90° SS 316
Side One Thread: 2" BSPT Male
Side Two Thread: 2" BSPP Female
Both Sides Suit an outside diameter (OD) of: 60.3mm
Male x Female Elbow, Also known as a 'Street Elbow '
Material: Stainless
Grade: 316

Applications:
Brewing / Breweries / Beverage Production, Distilleries, Water Treatment, Waste Water, Chemicals, Bottling Plants, Medical & Pharmaceutical, Hospitals.

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi
£ 45.50 45.5 GBP
DN50 (2" NB) BSP 150# BARREL NIPPLE SS 316
Thread: 2" BSPT Male x Male
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316

Applications:
Hygienic, Dairy & Sanitary - Dairy Processing, Brewing / Breweries / Beverage Production, Distilleries, Water Treatment, Waste Water, Chemicals, Bottling Plants, Medical & Pharmaceutical, Hospitals.

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi
£ 28.00 28.0 GBP
DN50 (2" NB) BSP 150# EQUAL FULL SOCKET SS 316
Thread: 2" BSP Female x Female
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316
£ 26.95 26.95 GBP
DN50 (2" NB) BSP 150# EQUAL TEE SS 316
Thread: 2" BSPP Female x Female x Female
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316

Alternative terminology:
Equal Tee, Low Pressure, 150lb, 150psi, Threaded, Screwed
£ 57.47 57.47 GBP
DN50 (2" NB) BSP 150# HALF SOCKET SS 316
Thread: 2" BSP Female x Female
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316
£ 18.20 18.2 GBP
DN50 (2" NB) BSP 150# HEX CAP SS 316
Thread: 2" BSPP Female
Suits an outside diameter (OD) of: 60.3mm
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 35.91 35.91 GBP