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Nominal Bore

Stainless Steel Nominal Bore Pipework – 304 & 316 Systems

Integraflow supplies complete nominal bore stainless steel pipework systems in 304 and 316/L grades, including pipe, fittings, flanges, valves, and supports in welded, seamless, threaded, and socket weld configurations, ideal for corrosive, and industrial environments across food, pharmaceutical, chemical, and mechanical sectors.

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Nominal Bore

DN65 (2½" NB) SCHEDULE 10S A403 SEAMLESS EQUAL TEE SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to End: 76.2mm
Schedule: 10S
Weight: 2.36kg

Material: Stainless Steel
Material Grade: ASTM A403

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 10S A403 SEAMLESS LONG RADIUS 45 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm

Schedule: A403 Seamless
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 45°, LR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 10S A403 SEAMLESS LONG RADIUS 45 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm

Schedule: A403 Seamless
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 45°, LR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 10S A403 SEAMLESS LONG RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm
Centre to Face: 95.2mm
Schedule: A403 Seamless
Weight: 1.46kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 10S A403 SEAMLESS LONG RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm
Centre to Face: 95.2mm
Schedule: A403 Seamless
Weight: 1.46kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 10S A403 SEAMLESS SHORT RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm
Centre to Face: 63.5mm
Schedule: A403 Seamless
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 10S A403 SEAMLESS SHORT RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm
Centre to Face: 63.5mm
Schedule: A403 Seamless
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 10S A403 WELDED EQUAL TEE SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to End: 76.2mm
Schedule: 10S
Weight: 2.36kg

Material: Stainless Steel
Material Grade: ASTM A403

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
£ 66.22 66.22 GBP
DN65 (2½" NB) SCHEDULE 10S A403 WELDED EQUAL TEE SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to End: 76.2mm
Schedule: 10S
Weight: 2.36kg

Material: Stainless Steel
Material Grade: ASTM A403

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
£ 97.16 97.16 GBP
DN65 (2½" NB) SCHEDULE 10S A403 WELDED LONG RADIUS 45 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm

Schedule: A403 Welded
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 45°, LR, Bend, Weldable
£ 30.17 30.17 GBP
DN65 (2½" NB) SCHEDULE 10S A403 WELDED LONG RADIUS 45 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm

Schedule: A403 Welded
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 45°, LR, Bend, Weldable
£ 46.76 46.76 GBP
DN65 (2½" NB) SCHEDULE 10S A403 WELDED LONG RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm
Centre to Face: 95.2mm
Schedule: A403 Welded
Weight: 1.46kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
£ 38.92 38.92 GBP
DN65 (2½" NB) SCHEDULE 10S A403 WELDED LONG RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm
Centre to Face: 95.2mm
Schedule: A403 Welded
Weight: 1.46kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
£ 61.11 61.11 GBP
DN65 (2½" NB) SCHEDULE 10S A403 WELDED SHORT RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm
Centre to Face: 63.5mm
Schedule: A403 Welded
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
£ 30.17 30.17 GBP
DN65 (2½" NB) SCHEDULE 10S A403 WELDED SHORT RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 3.05mm
Centre to Face: 63.5mm
Schedule: A403 Welded
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
£ 46.76 46.76 GBP
DN65 (2½" NB) SCHEDULE 40S A403 SEAMLESS EQUAL TEE SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to End: 76.2mm
Schedule: 40s
Weight: 2.36kg

Material: Stainless Steel
Material Grade: ASTM A403

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
£ 122.36 122.36 GBP
DN65 (2½" NB) SCHEDULE 40S A403 SEAMLESS EQUAL TEE SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to End: 76.2mm
Schedule: 40s
Weight: 2.36kg

Material: Stainless Steel
Material Grade: ASTM A403

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
£ 177.66 177.66 GBP
DN65 (2½" NB) SCHEDULE 40S A403 SEAMLESS LONG RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to Face: 95.2mm
Schedule: A403 Seamless
Weight: 1.46kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 40S A403 SEAMLESS LONG RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to Face: 95.2mm
Schedule: A403 Seamless
Weight: 1.46kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 40S A403 SEAMLESS SHORT RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to Face: 63.5mm
Schedule: A403 Seamless
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 40S A403 SEAMLESS SHORT RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to Face: 63.5mm
Schedule: A403 Seamless
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
Contact us for pricing 0.0 GBP
DN65 (2½" NB) SCHEDULE 40S A403 WELDED EQUAL TEE SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to End: 76.2mm
Schedule: 40s
Weight: 2.36kg

Material: Stainless Steel
Material Grade: ASTM A403

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
£ 122.36 122.36 GBP
DN65 (2½" NB) SCHEDULE 40S A403 WELDED EQUAL TEE SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to End: 76.2mm
Schedule: 40s
Weight: 2.36kg

Material: Stainless Steel
Material Grade: ASTM A403

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
£ 177.66 177.66 GBP
DN65 (2½" NB) SCHEDULE 40S A403 WELDED LONG RADIUS 45 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm

Schedule: A403 Welded
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 45°, LR, Bend, Weldable
£ 59.92 59.92 GBP
DN65 (2½" NB) SCHEDULE 40S A403 WELDED LONG RADIUS 45 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm

Schedule: A403 Welded
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 45°, LR, Bend, Weldable
£ 81.34 81.34 GBP
DN65 (2½" NB) SCHEDULE 40S A403 WELDED LONG RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to Face: 95.2mm
Schedule: A403 Welded
Weight: 1.46kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
£ 76.02 76.02 GBP
DN65 (2½" NB) SCHEDULE 40S A403 WELDED LONG RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to Face: 95.2mm
Schedule: A403 Welded
Weight: 1.46kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
£ 93.45 93.45 GBP
DN65 (2½" NB) SCHEDULE 40S A403 WELDED SHORT RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to Face: 63.5mm
Schedule: A403 Welded
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
£ 59.92 59.92 GBP
DN65 (2½" NB) SCHEDULE 40S A403 WELDED SHORT RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 73.0mm
Wall Thickness: 5.16mm
Centre to Face: 63.5mm
Schedule: A403 Welded
Weight: 0.87kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
£ 81.34 81.34 GBP
DN65 (2½" NB) SW 150# EQUAL TEE SS 316
Thread: 2½" SW (Socket Weld)
Suits an outside diameter of 76.1mm

Material: Stainless
Grade: 316

Standards:
Nominal Bore, SW (Socket Weld), Equal, Tee, Tee Piece, Weldable, Low Pressure, 150 psi
£ 194.53 194.53 GBP
DN65 PN10/PN16 RF SLIP ON PLATE FLANGE SS 304
Flange inside diameter of: 77.5mm (B1)
Flange overall diameter: 185mm (D)
PCD: 145mm (K)
Bolt Holes: 4 OR 8* off 18mm diameter (L)
Flange Thickness: 20mm (C1)
Diameter of Raised Face (RF): 110mm (D1)
Height of raised face: 3mm (F1)
Material: Stainless Steel
Grade: 304
Standards: EN1092-1
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Steel, Raised Faced, RFSO

Part of our Flanges and Flanged Connections Range
£ 89.46 89.46 GBP
DN65 PN10/PN16 RF SLIP ON PLATE FLANGE SS 316
Flange inside diameter of: 77.5mm (B1)
Flange overall diameter: 185mm (D)
PCD: 145mm (K)
Bolt Holes: 4 OR 8* off 18mm diameter (L)
Flange Thickness: 20mm (C1)
Diameter of Raised Face (RF): 110mm (D1)
Height of raised face: 3mm (F1)
Material: Stainless Steel
Grade: 316
Standards: EN1092-1
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Steel, Raised Faced, RFSO

Part of our Flanges and Flanged Connections Range
£ 130.27 130.27 GBP
DN65 PN25 / PN40 RF BLIND FLANGE SS 304
Flange OD (D): 185mm
Drilling (No. x Bolt Holes x L): 8 x M16 x 18mm
Pitch circle diameter (K): 145mm
Flange thickness (C4): 22mm
Material: 304
Rating: PN40
Type: Blind flange (EN1092-1 Type 05)

Standards: EN1092-1
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

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

Part of our Flanges and Flanged Connections Range
£ 151.06 151.06 GBP
DN65 PN25 / PN40 RF BLIND FLANGE SS 316
Flange OD (D): 185mm
Drilling (No. x Bolt Holes x L): 8 x M16 x 18mm
Pitch circle diameter (K): 145mm
Flange thickness (C4): 22mm
Material: 316
Rating: PN40
Type: Blind flange (EN1092-1 Type 05)

Standards: EN1092-1
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

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

Part of our Flanges and Flanged Connections Range
£ 216.02 216.02 GBP
DN65 PN25/PN40 RF SLIP ON PLATE FLANGE SS 304
Flange inside diameter of: 77.5mm (B1)
Flange overall diameter: 185mm (D)
PCD: 145mm (K)
Bolt Holes: 8 off 18mm diameter (L)
Flange Thickness: 22mm (C1)
Diameter of Raised Face (RF): 110mm (D1)
Height of raised face: 3mm (F1)
Material: Stainless Steel
Grade: 304
Standards: EN1092-1
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Steel, Raised Faced, RFSO

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN65 PN25/PN40 RF SLIP ON PLATE FLANGE SS 316
Flange inside diameter of: 77.5mm (B1)
Flange overall diameter: 185mm (D)
PCD: 145mm (K)
Bolt Holes: 8 off 18mm diameter (L)
Flange Thickness: 22mm (C1)
Diameter of Raised Face (RF): 110mm (D1)
Height of raised face: 3mm (F1)
Material: Stainless Steel
Grade: 316
Standards: EN1092-1
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Slip on Flange, Weld on, Stainless Steel, Steel, Raised Faced, RFSO

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP
DN65 X 32 (2.1/2" X 1.1/4" NB) BSPT REDUCING SOCKET SS 316
Side 1 threaded: 2.1/2" BSPT Female
Suits 1 suits an outside diameter (OD) of: 76.2mm
Side 2 threaded: 1.1/4" BSPT Female
Side 2 suits suits an outside diameter (OD) of: 42.4mm

Material: Forged Stainless steel
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, 3000 psi (3K) High Pressure, Forged Stainless steel, BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97




Alternative terminology:
Reducer, Socket, Coupling, Reducing Socket, Coupling, Stainless Steel
Contact us for pricing 0.0 GBP
DN65 X 32 (2.1/2" X 1.1/4" NB) NPT REDUCING SOCKET SS 316
Side 1 threaded: 2.1/2" NPT Female
Suits 1 suits an outside diameter (OD) of: 76.2mm
Side 2 threaded: 1.1/4" NPT Female
Side 2 suits suits an outside diameter (OD) of: 42.4mm

Material: Forged Stainless steel
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, 3000 psi (3K) High Pressure, Forged Stainless steel, BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97




Alternative terminology:
Reducer, Socket, Coupling, Reducing Socket, Coupling, Stainless Steel
Contact us for pricing 0.0 GBP
DN65 X 40 (2.1/2" X 1.1/2" NB) BSP 150# REDUCING HEX BUSH SS 316
Side One Thread: 2.1/2" BSPT Male
Suits an outside diameter (OD) of: 73mm
Side Two Thread: 1.1/2" BSPP Female
Suits an outside diameter (OD) of: 48.3mm
Material: Stainless
Grade: 316
£ 29.12 29.12 GBP
DN65 X 40 (2.1/2" X 1.1/2" NB) BSP 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 2.1/2" BSPT Male
Suits an outside diameter (OD) of: 73mm
Side Two Thread: 1.1/2" BSPT Male
Suits an outside diameter (OD) of: 48.3mm
Material: Stainless
Grade: 316
£ 69.86 69.86 GBP