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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

DN50 X 15 (2" X 1/2" NB) BSP 150# REDUCING SOCKET SS 316
Side One Thread: 2" BSP Female
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1/2" BSP Female
Suits an outside diameter (OD) of: 21.3mm
Material: Stainless
Grade: 316
£ 52.64 52.64 GBP
DN50 X 15 (2" X 1/2" NB) BSPT REDUCING SOCKET SS 316
Side 1 threaded: 2" BSPT Female
Suits 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 1/2" BSPT Female
Side 2 suits suits an outside diameter (OD) of: 21.3mm

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
DN50 X 15 (2" X 1/2" NB) NPT REDUCING SOCKET SS 316
Side 1 threaded: 2" NPT Female
Suits 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 1/2" NPT Female
Side 2 suits suits an outside diameter (OD) of: 21.3mm

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
DN50 X 15 (2" X 1/2" NB) SW 150# REDUCING SOCKET SS 316
Side One Connection: 2" SW (Socket Weld)
Suits an outside diameter (OD) of: 60.3mm
Side Two Connection: 1/2" SW (Socket Weld)
Suits an outside diameter (OD) of: 21.3mm
Material: Stainless
Grade: 316
£ 59.71 59.71 GBP
DN50 X 20 (2" X 3/4" NB) BSP 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 2" BSPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 3/4" BSPT Male
Suits an outside diameter (OD) of: 26.9mm
Material: Stainless
Grade: 316
£ 38.57 38.57 GBP
DN50 X 20 (2" X 3/4" NB) BSP 150# REDUCING TEE SS 316
Run Thread: 2" BSP Female x Female
Branch Thread: 2" BSP Female
Suits an outside diameter (OD) of: 60.3mm
Suits an outside diameter (OD) of: 26.7mm
Material: Stainless
Grade: 316
£ 65.94 65.94 GBP
DN50 X 20 (2" X 3/4" NB) BSPT REDUCING SOCKET SS 316
Side 1 threaded: 2" BSPT Female
Suits 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 3/4" BSPT Female
Side 2 suits suits an outside diameter (OD) of: 26.9mm

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
DN50 X 20 (2" X 3/4" NB) NPT REDUCING SOCKET SS 316
Side 1 threaded: 2" NPT Female
Suits 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 3/4" NPT Female
Side 2 suits suits an outside diameter (OD) of: 26.9mm

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
DN50 X 25 (2" X 1" NB) BSP REDUCING HEX NIPPLE SS 316
Side 1 Thread: 2" NPT Male x Male
Suits an outside diameter (OD) of: 60.3mm
Side 2 Thread: 1" NPT Male x Male
Suits an outside diameter (OD) of: 33.4mm
Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97




Alternative terminology:
Reducing Heagon Nipple, Forged Stainless Steel, Stainless Steel, Threaded, Screwed, Fittings.
£ 248.92 248.92 GBP
DN50 X 25 (2" X 1" NB) BSP REDUCING HEX NIPPLE SS 316
Side 1 Thread: 2" BSPT Male x Male
Suits an outside diameter (OD) of: 60.3mm
Side 2 Thread: 1" BSPT Male x Male
Suits an outside diameter (OD) of: 33.4mm
Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97




Alternative terminology:
Reducing Heagon Nipple, Forged Stainless Steel, Stainless Steel, Threaded, Screwed, Fittings.
£ 385.14 385.14 GBP
DN50 X 25 (2" X 1" NB) BSP 150# REDUCING HEX BUSH SS 316
Side One Thread: 2" BSPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1" BSPP Female
Suits an outside diameter (OD) of: 33.4mm
Material: Stainless
Grade: 316
£ 34.30 34.3 GBP
DN50 X 25 (2" X 1" NB) BSP 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 2" BSPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1" BSPT Male
Suits an outside diameter (OD) of: 33.4mm
Material: Stainless
Grade: 316
£ 38.50 38.5 GBP
DN50 X 25 (2" X 1" NB) BSP 150# REDUCING SOCKET SS 316
Side One Thread: 2" BSP Female
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1" BSP Female
Suits an outside diameter (OD) of: 33.4mm
Material: Stainless
Grade: 316
£ 52.64 52.64 GBP
DN50 X 25 (2" X 1" NB) BSPT REDUCING BUSH SS 316
Side 1 threaded: 2" BSPT Male
Side 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 1" BSPT Female
Side 2 suits suits an outside diameter (OD) of: 33.4mm

Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97

Alternative terminology:
Forged Stainless Steel,Stainless Steel, Reducing Bush, Threaded, Screwed, , Fittings.
£ 121.45 121.45 GBP
DN50 X 25 (2" X 1" NB) BSPT REDUCING SOCKET SS 316
Side 1 threaded: 2" BSPT Female
Suits 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 1" BSPT Female
Side 2 suits suits an outside diameter (OD) of: 33.4mm

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
DN50 X 25 (2" X 1" NB) NPT REDUCING BUSH SS 316
Side 1 threaded: 2" NPT Male
Side 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 1" NPT Female
Side 2 suits suits an outside diameter (OD) of: 33.4mm

Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97

Alternative terminology:
Forged Stainless Steel,Stainless Steel, Reducing Bush, Threaded, Screwed, , Fittings.
£ 126.21 126.21 GBP
DN50 X 25 (2" X 1" NB) NPT REDUCING SOCKET SS 316
Side 1 threaded: 2" NPT Female
Suits 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 1" NPT Female
Side 2 suits suits an outside diameter (OD) of: 33.4mm

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
DN50 X 25 (2" X 1" NB) NPT 150# REDUCING HEX BUSH SS 316
Side One Thread: 2" NPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1" NPT Female
Suits an outside diameter (OD) of: 33.4mm
Material: Stainless
Grade: 316
£ 49.14 49.14 GBP
DN50 X 25 (2" X 1" NB) NPT 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 2" NPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1" NPT Male
Suits an outside diameter (OD) of: 33.4mm
Material: Stainless
Grade: 316
£ 45.29 45.29 GBP
DN50 X 25 (2" X 1" NB) NPT 150# REDUCING SOCKET SS 316
Side One Thread: 2" NPT Female
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1" NPT Female
Suits an outside diameter (OD) of: 33.4mm
Material: Stainless
Grade: 316
£ 51.38 51.38 GBP
DN50 X 25 (2" X 1" NB) SW 150# REDUCING SOCKET SS 316
Side One Connection: 2" SW (Socket Weld)
Suits an outside diameter (OD) of: 60.3mm
Side Two Connection: 1" SW (Socket Weld)
Suits an outside diameter (OD) of: 33.4mm
Material: Stainless
Grade: 316
£ 59.85 59.85 GBP
DN50 X 32 (2" X 1.1/4" NB) BSP REDUCING HEX NIPPLE SS 316
Side 1 Thread: 2" NPT Male x Male
Suits an outside diameter (OD) of: 60.3mm
Side 2 Thread: 1.1/4" NPT Male x Male
Suits an outside diameter (OD) of: 42.4mm
Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97




Alternative terminology:
Reducing Heagon Nipple, Forged Stainless Steel, Stainless Steel, Threaded, Screwed, Fittings.
£ 210.91 210.91 GBP
DN50 X 32 (2" X 1.1/4" NB) BSP REDUCING HEX NIPPLE SS 316
Side 1 Thread: 2" BSPT Male x Male
Suits an outside diameter (OD) of: 60.3mm
Side 2 Thread: 1.1/4" BSPT Male x Male
Suits an outside diameter (OD) of: 42.4mm
Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97




Alternative terminology:
Reducing Heagon Nipple, Forged Stainless Steel, Stainless Steel, Threaded, Screwed, Fittings.
£ 369.53 369.53 GBP
DN50 X 32 (2" X 1.1/4" NB) BSP 150# REDUCING HEX BUSH SS 316
Side One Thread: 2" BSPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1.1/4" BSPP Female
Suits an outside diameter (OD) of: 42.4mm
Material: Stainless
Grade: 316
£ 25.27 25.27 GBP
DN50 X 32 (2" X 1.1/4" NB) BSP 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 2" BSPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1.1/4" BSPT Male
Suits an outside diameter (OD) of: 42.4mm
Material: Stainless
Grade: 316
£ 38.57 38.57 GBP
DN50 X 32 (2" X 1.1/4" NB) BSP 150# REDUCING SOCKET SS 316
Side One Thread: 2" BSP Female
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1.1/4" BSP Female
Suits an outside diameter (OD) of: 42.4mm
Material: Stainless
Grade: 316
£ 52.64 52.64 GBP
DN50 X 32 (2" X 1.1/4" NB) BSPT REDUCING BUSH SS 316
Side 1 threaded: 2" BSPT Male
Side 1 suits an outside diameter (OD) of: 60.3mm
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:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97

Alternative terminology:
Forged Stainless Steel,Stainless Steel, Reducing Bush, Threaded, Screwed, , Fittings.
£ 126.28 126.28 GBP
DN50 X 32 (2" X 1.1/4" NB) BSPT REDUCING SOCKET SS 316
Side 1 threaded: 2" BSPT Female
Suits 1 suits an outside diameter (OD) of: 60.3mm
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
DN50 X 32 (2" X 1.1/4" NB) NPT REDUCING BUSH SS 316
Side 1 threaded: 2" NPT Male
Side 1 suits an outside diameter (OD) of: 60.3mm
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:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97

Alternative terminology:
Forged Stainless Steel,Stainless Steel, Reducing Bush, Threaded, Screwed, , Fittings.
£ 128.45 128.45 GBP
DN50 X 32 (2" X 1.1/4" NB) NPT REDUCING SOCKET SS 316
Side 1 threaded: 2" NPT Female
Suits 1 suits an outside diameter (OD) of: 60.3mm
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
DN50 X 32 (2" X 1.1/4" NB) NPT 150# REDUCING HEX BUSH SS 316
Side One Thread: 2" NPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1.1/4" NPT Female
Suits an outside diameter (OD) of: 42.4mm
Material: Stainless
Grade: 316
£ 30.94 30.94 GBP
DN50 X 32 (2" X 1.1/4" NB) NPT 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 2" NPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1.1/4" NPT Male
Suits an outside diameter (OD) of: 42.4mm
Material: Stainless
Grade: 316
£ 34.09 34.09 GBP
DN50 X 32 (2" X 1.1/4" NB) NPT 150# REDUCING SOCKET SS 316
Side One Thread: 2" NPT Female
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1.1/4" NPT Female
Suits an outside diameter (OD) of: 42.4mm
Material: Stainless
Grade: 316
£ 52.15 52.15 GBP
DN50 X 32 (2" X 1.1/4" NB) SW 150# REDUCING SOCKET SS 316
Side One Connection: 2" SW (Socket Weld)
Suits an outside diameter (OD) of: 60.3mm
Side Two Connection: 1.1/4" SW (Socket Weld)
Suits an outside diameter (OD) of: 42.4mm
Material: Stainless
Grade: 316
£ 59.85 59.85 GBP
DN50 X 40 (2" X 1.1/2" NB) BSP REDUCING HEX NIPPLE SS 316
Side 1 Thread: 2" NPT Male x Male
Suits an outside diameter (OD) of: 60.3mm
Side 2 Thread: 1.1/2" NPT Male x Male
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97




Alternative terminology:
Reducing Heagon Nipple, Forged Stainless Steel, Stainless Steel, Threaded, Screwed, Fittings.
£ 331.73 331.73 GBP
DN50 X 40 (2" X 1.1/2" NB) BSP REDUCING HEX NIPPLE SS 316
Side 1 Thread: 2" BSPT Male x Male
Suits an outside diameter (OD) of: 60.3mm
Side 2 Thread: 1.1/2" BSPT Male x Male
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97




Alternative terminology:
Reducing Heagon Nipple, Forged Stainless Steel, Stainless Steel, Threaded, Screwed, Fittings.
£ 305.97 305.97 GBP
DN50 X 40 (2" X 1.1/2" NB) BSP 150# REDUCING HEX BUSH SS 316
Side One Thread: 2" BSPT Male
Suits an outside diameter (OD) of: 60.3mm
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
DN50 X 40 (2" X 1.1/2" NB) BSP 150# REDUCING HEX NIPPLE SS 316
Side One Thread: 2" BSPT Male
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1.1/2" BSPT Male
Suits an outside diameter (OD) of: 48.3mm
Material: Stainless
Grade: 316
£ 43.89 43.89 GBP
DN50 X 40 (2" X 1.1/2" NB) BSP 150# REDUCING SOCKET SS 316
Side One Thread: 2" BSP Female
Suits an outside diameter (OD) of: 60.3mm
Side Two Thread: 1.1/2" BSP Female
Suits an outside diameter (OD) of: 48.3mm
Material: Stainless
Grade: 316
£ 52.64 52.64 GBP
DN50 X 40 (2" X 1.1/2" NB) BSPT REDUCING BUSH SS 316
Side 1 threaded: 2" BSPT Male
Side 1 suits an outside diameter (OD) of: 60.3mm
Side 2 threaded: 1.1/2" BSPT Female
Side 2 suits suits an outside diameter (OD) of: 48.3mm

Material: Forged Stainless Steel
Grade: 316

Standards:
BS3799, ANSI B16.11 MSS SP-83, MSS SP-95, MSS SP-97

Alternative terminology:
Forged Stainless Steel,Stainless Steel, Reducing Bush, Threaded, Screwed, , Fittings.
£ 118.30 118.3 GBP