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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

DN20 (3/4" NB) BUTT WELD 3PC FB BALL VALVE LEVER OP. SS 316
Threaded: 3/4" NB Buttweld (BW)
Suits an outside diameter (OD) of: 26.9mm
Construction: 3 Piece
Body Material: 316 Stainless
Connection: Butt Weld
Bore: Full Bore
Internals: PTFE Seals

Applications:
Water, Oil & Gas* - Heating and Plumbing, HVAC, Gasses* and Compressed Air, Agricultural Irrigation, Fuel and Oils, Cooling, Marine, Fire Protection Sprinkler Systems, Food & Beverage.

Alternative terminology:
Isolation Valve, Lever Valve, Handle Valve, Shut off Valve, Quarter 1/4 Turn
£ 71.54 71.54 GBP
DN20 (3/4" NB) NPT (FXF) 1PC RB BALL VALVE LEVER OP. SS 316
Threaded: 3/4" BSPP Female
Suits an outside diameter (OD) of: 26.9mm
Construction: 1 Piece
Body Material: 316 Stainless
Thread: NPT Thread Female x Female
Bore: Reduced Bore
Internals: PTFE Seals

Applications:
Water, Oil & Gas* - Heating and Plumbing, HVAC, Gasses* and Compressed Air, Agricultural Irrigation, Fuel and Oils, Cooling, Marine, Fire Protection Sprinkler Systems, Food & Beverage.

Alternative terminology:
Isolation Valve, Lever Valve, Handle Valve, Shut off Valve, Quarter 1/4 Turn
£ 37.59 37.59 GBP
DN20 (3/4" NB) NPT (FXF) 2PC FB BALL VALVE LEVER OP. SS 316
Threaded: 3/4" NPT Female
Suits an outside diameter (OD) of: 26.9mm
Construction: 2 Piece
Body Material: 316 Stainless
Thread: NPT Thread Female x Female
Bore: Full Bore
Internals: PTFE Seals

Applications:
Water, Oil & Gas* - Heating and Plumbing, HVAC, Gasses* and Compressed Air, Agricultural Irrigation, Fuel and Oils, Cooling, Marine, Fire Protection Sprinkler Systems, Food & Beverage.

Alternative terminology:
Isolation Valve, Lever Valve, Handle Valve, Shut off Valve, Quarter 1/4 Turn
£ 54.67 54.67 GBP
DN20 (3/4" NB) NPT 150# (FXF) CONE SEAT UNION SS 316
Thread: 3/4" NPT Female x Female
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316
£ 33.11 33.11 GBP
DN20 (3/4" NB) NPT 150# (FXF) ELBOW 45° SS 316
Thread: 3/4" NPT Female x Female
Suits an outside diameter (OD) of: 26.9mm
Material: Stainless
Grade: 316
Elbow Angle: 45° (Degree)

Standards:
Nominal Bore, Threaded, Elbow, 45°, 45 Deg, Screwed, Low Pressure, 150 psi
£ 17.43 17.43 GBP
DN20 (3/4" NB) NPT 150# (FXF) ELBOW 90° SS 316
Thread: 3/4" NPT Female x Female
Suits an outside diameter (OD) of: 26.9mm
Material: Stainless
Grade: 316
Elbow Angle: 90° (Degree)

Standards:
Nominal Bore, Threaded, Elbow, 90°, 90 Deg, Screwed, Low Pressure, 150 psi
£ 14.56 14.56 GBP
DN20 (3/4" NB) NPT 150# (MXF) ELBOW 90° SS 316
Side One Thread: 3/4" NPT Male
Side Two Thread: 3/4" NPT Female
Both Sides Suit an outside diameter (OD) of: 26.9mm
Male x Female Elbow, Also known as a 'Street Elbow '
Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi
£ 16.94 16.94 GBP
DN20 (3/4" NB) NPT 150# BARREL NIPPLE SS 316
Thread: 3/4" NPT Male x Male
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316
£ 12.04 12.04 GBP
DN20 (3/4" NB) NPT 150# EQUAL FULL SOCKET SS 316
Thread: 3/4" NPT Female x Female
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316
£ 19.39 19.39 GBP
DN20 (3/4" NB) NPT 150# EQUAL TEE SS 316
Thread: 3/4" NPT Female x Female x Female
Suits an outside diameter of 26.7mm

Material: Stainless
Grade: 316

Standards:
Nominal Bore, Threaded, Equal, Tee, Tee Piece, Screwed, Low Pressure, 150 psi
£ 19.18 19.18 GBP
DN20 (3/4" NB) NPT 150# HALF SOCKET SS 316
Thread: 3/4" NPT Female x Female
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316
£ 11.90 11.9 GBP
DN20 (3/4" NB) NPT 150# HEX CAP SS 316
Thread: 3/4" NPT Female
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 7.35 7.35 GBP
DN20 (3/4" NB) NPT 150# HEX HEAD PLUG SS 316
Thread: 3/4" NPT Male
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316

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

Alternative terminology:
Male Plug, Termination, Blanking Plug, Stop end
£ 8.54 8.54 GBP
DN20 (3/4" NB) NPT 150# ROUND CAP SS 316
Thread: 3/4" NPT Female
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316
Standards:
Nominal Bore, Threaded, Screwed, Low Pressure, 150 psi

Alternative terminology:
Female Cap, Termination, Blanking Cap, Cap End
£ 8.96 8.96 GBP
DN20 (3/4" NB) NPT 150# SQUARE HEAD PLUG SS 316
Thread: 3/4" NPT Male
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316

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

Alternative terminology:
Male Plug, Termination, Blanking Plug, Stop end
£ 5.60 5.6 GBP
DN20 (3/4" NB) NPT 3000# EQUAL COUPLING SS 316
Thread: 3/4" NPT
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 316
Construction: Forged Stainless
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Coupling, Socket, Straight, Connector, Stainless Steel
£ 41.58 41.58 GBP
DN20 (3/4" NB) NPT 3000# EQUAL TEE SS 316
Thread: 3/4" NPT Female
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 316
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Equal Tee, Stainless Steel
£ 134.89 134.89 GBP
DN20 (3/4" NB) NPT 3000# FXF UNION SS 316
Thread: 3/4" NPT Female
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 316
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Union, FXF, Stainless Steel
£ 132.30 132.3 GBP
DN20 (3/4" NB) NPT 3000# HALF COUPLING SS 316
Thread: 3/4" NPT
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 316
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Half Coupling, Half Socket, Straight, Connector, Stainless Steel
£ 28.28 28.28 GBP
DN20 (3/4" NB) NPT 3000# HEX HEAD PLUG END SS 316
Thread: 3/4" NPT Male
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 316
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Hexagon Head Plug, Blanking, Termination, Stainless Steel
£ 24.85 24.85 GBP
DN20 (3/4" NB) NPT 3000# HEXAGON NIPPLE SS 316
Thread: 3/4" NPT Male x Male
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 316
Construction: Forged Stainless
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Equal Nipple, Straight, Connector, Stainless Steel
£ 53.20 53.2 GBP
DN20 (3/4" NB) NPT 3000# ROUND CAP END SS 316
Thread: 3/4" NPT Female
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 316
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Round Cap End, Blanking, Termination, Stainless Steel
£ 32.83 32.83 GBP
DN20 (3/4" NB) NPT 3PC (FXF) FB BALL VALVE LEVER OP. SS 316
Threaded: 3/4" NPT Female
Suits an outside diameter (OD) of: 26.9mm
Construction: 3 Piece
Body Material: 316 Stainless
Connection: NPT Female
Bore: Full Bore
Internals: PTFE Seals

Applications:
Water, Oil & Gas* - Heating and Plumbing, HVAC, Gasses* and Compressed Air, Agricultural Irrigation, Fuel and Oils, Cooling, Marine, Fire Protection Sprinkler Systems, Food & Beverage.

Alternative terminology:
Isolation Valve, Lever Valve, Handle Valve, Shut off Valve, Quarter 1/4 Turn
£ 74.13 74.13 GBP
DN20 (3/4" NB) NPT SCH80 PIPE NIPPLE T.B.E (2" LONG) SS 316
Thread: 3/4" NPT
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 304
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Pipe Nipple, TBE, , Stainless Steel
£ 53.20 53.2 GBP
DN20 (3/4" NB) NPT SCH80 PIPE NIPPLE T.B.E (3" LONG) SS 316
Thread: 3/4" NPT
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 304
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Pipe Nipple, TBE, , Stainless Steel
£ 60.20 60.2 GBP
DN20 (3/4" NB) NPT SCH80 PIPE NIPPLE T.B.E (4" LONG) SS 316
Thread: 3/4" NPT
Suits an outside diameter (OD) of: 26.9mm
Material: Forged Stainless Steel
Grade: 304
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Pipe Nipple, TBE, , Stainless Steel
£ 87.50 87.5 GBP
DN20 (3/4" NB) PN10/PN16/PN25/PN40 RF BSPP THREADED FLANGE SS 304
Flange outside diameter: 105mm (D)
Flange thickness: 18mm (C2)
Pitch Circle Diameter (PCD): 75mm (K)
Flange hub height: 26mm (H1)
Raised Face Height: 2mm (f1)
BSPP Thread: 3/4"
Bolt Holes: 4 off M12 bolts
Material: Stainless Steel
Grade: 304

Standards: EN 1092-1
Pressure Rating: PN16
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Threaded Flange, Screwed Flange, BSPP, Stainless Steel, SS Steel, Bossed, PN16
Contact us for pricing 0.0 GBP
DN20 (3/4" NB) PN10/PN16/PN25/PN40 RF BSPP THREADED FLANGE SS 316
Flange outside diameter: 105mm (D)
Flange thickness: 18mm (C2)
Pitch Circle Diameter (PCD): 75mm (K)
Flange hub height: 26mm (H1)
Raised Face Height: 2mm (f1)
BSPP Thread: 3/4"
Bolt Holes: 4 off M12 bolts
Material: Stainless Steel
Grade: 316

Standards: EN 1092-1
Pressure Rating: PN16
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Threaded Flange, Screwed Flange, BSPP, Stainless Steel, SS Steel, Bossed, PN16
Contact us for pricing 0.0 GBP
DN20 (3/4" NB) PN16/40 FLANGED 2PC LEVER OP. BALL VALVE LEVER OP SS 316
Flanged both ends: 3/4" PN16
Suits an outside diameter (OD) of: 26.9mm
PCD: 75mm Ø (PN10, PN16, PN40)
Face to face: 120mm
Construction: 2 Piece
Body Material: CF8/CF8M (316) Stainless
Bore: Full Bore
Internals: PTFE Seals
Investment Casting
Blowout proof stem
£ 365.05 365.05 GBP
DN20 (3/4" NB) PN6 RF BLIND FLANGE SS 304
Flange overall diameter: 90mm (D)
PCD: 65mm (K)
Bolt Holes: 4 off 11mm diameter (L)
Flange Thickness: 14mm (C4)
Diameter of Raised Face (RF): 52mm (D1)
Height of Raised Face: 2mm (F1)
Material: Stainless Steel
Grade: 304
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
£ 43.47 43.47 GBP
DN20 (3/4" NB) PN6 RF BLIND FLANGE SS 316
Flange overall diameter: 90mm (D)
PCD: 65mm (K)
Bolt Holes: 4 off 11mm diameter (L)
Flange Thickness: 14mm (C4)
Diameter of Raised Face (RF): 52mm (D1)
Height of Raised Face: 2mm (F1)
Material: Stainless Steel
Grade: 316
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
£ 51.38 51.38 GBP
DN20 (3/4" NB) PN6 RF BSPP THREADED FLANGE SS 304
Flange outside diameter: 90mm (D)
Flange thickness: 14mm (C2)
Pitch Circle Diameter (PCD): 65mm (K)
Flange hub height: 24mm (H1)
Raised Face Height: 2mm (f1)
BSPP Thread: 3/4"
Bolt Holes: 4 off M10 bolts
Material: Stainless Steel
Grade: 304

Standards: EN 1092-1
Pressure Rating: PN6
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Threaded Flange, Screwed Flange, BSPP, Stainless Steel, SS Steel, Bossed, PN6
Contact us for pricing 0.0 GBP
DN20 (3/4" NB) PN6 RF BSPP THREADED FLANGE SS 316
Flange outside diameter: 90mm (D)
Flange thickness: 14mm (C2)
Pitch Circle Diameter (PCD): 65mm (K)
Flange hub height: 24mm (H1)
Raised Face Height: 2mm (f1)
BSPP Thread: 3/4"
Bolt Holes: 4 off M10 bolts
Material: Stainless Steel
Grade: 316

Standards: EN 1092-1
Pressure Rating: PN6
Flange Face: Raised Face
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Threaded Flange, Screwed Flange, BSPP, Stainless Steel, SS Steel, Bossed, PN6
Contact us for pricing 0.0 GBP
DN20 (3/4" NB) PN6 RF SLIP ON PLATE FLANGE SS 304
Flange inside diameter of: 27.5mm (B1)
Flange overall diameter: 90mm (D)
PCD: 65mm (K)
Bolt Holes: 4 off 11mm diameter (L)
Flange Thickness: 14mm (C1)
Diameter of Raised Face (RF): 52mm (D1)
Height of raised face: 2mm (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
Contact us for pricing 0.0 GBP
DN20 (3/4" NB) PN6 RF SLIP ON PLATE FLANGE SS 316
Flange inside diameter of: 27.5mm (B1)
Flange overall diameter: 90mm (D)
PCD: 65mm (K)
Bolt Holes: 4 off 11mm diameter (L)
Flange Thickness: 14mm (C1)
Diameter of Raised Face (RF): 52mm (D1)
Height of raised face: 2mm (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
Contact us for pricing 0.0 GBP
DN20 (3/4" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 304
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: 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
£ 56.14 56.14 GBP
DN20 (3/4" NB) SCHEDULE 10S ASA150 WELD NECK FLANGE SS 316
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: 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
£ 51.45 51.45 GBP
DN20 (3/4" NB) SCHEDULE 10s STAINLESS SEAMLESS PIPE 304
Outside Diameter (OD): 26.7mm
Wall Thickness (WT): 2.11mm (Sch10)
Material: Stainless
Grade: 304
Standards: ASTM A312
Standard Length: 6 meters
Weight Per Meter: 1.30
Construction: Seamless
Certification Available: 3.1 BS EN 10204 Material Certification

Note: Sold online only in 1 meter increments. Please get in touch for specific cutting requirements.

Contact us for pricing 0.0 GBP
DN20 (3/4" NB) SCHEDULE 10s STAINLESS SEAMLESS PIPE 316
Outside Diameter (OD): 26.7mm
Wall Thickness (WT): 2.11mm (Sch10)
Material: Stainless
Grade: 316
Standards: ASTM A312
Standard Length: 6 meters
Weight Per Meter: 1.30
Construction: Seamless
Certification Available: 3.1 BS EN 10204 Material Certification

Note: Sold online only in 1 meter increments. Please get in touch for specific cutting requirements.

Contact us for pricing 0.0 GBP
DN20 (3/4" NB) SCHEDULE 10s STAINLESS WELDED PIPE 304
Outside Diameter (OD): 26.7mm
Wall Thickness (WT): 2.11mm (Sch10)
Material: Stainless
Grade: 304
Standards: ASTM A312
Random Length: 6 meters
Weight Per Meter: 1.30
Construction: Welded
Certification Available: 3.1 BS EN 10204 Material Certification

Note: Sold online only in 1 meter increments. Please get in touch for specific cutting requirements.

£ 36.54 36.54 GBP