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Mild Steel

Nominal Bore Carbon Steel Pipework – A106, API 5L, EN10255

Integraflow supplies a full range of nominal bore carbon steel pipework systems, including pipe, fittings, flanges, valves, and supports in A106 Grade B, API 5L, and EN10255 specifications, available in seamless and welded construction with threaded, butt-weld, and flanged ends, suitable for high-pressure, industrial, and mechanical service applications.

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Mild Steel

DN40 (1.1/2" NB) PN6 RF SLIP ON PLATE FLANGE CS S235 JR
Flange inside diameter of: 49.5mm (B1)
Flange overall diameter: 130mm (D)
PCD: 100mm (K)
Bolt Holes: 4 off 14mm diameter (L)
Flange Thickness: 16mm (C1)
Diameter of Raised Face (RF): 80mm (D1)
Height of raised face: 3mm (F1)
Material: Mild Steel
Grade: S235 JR
Standards: EN1092-1
Flange Face: Raised Face
Certification Available: 2.1 BS EN 10204 Material Certification

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

Part of our Flanges and Flanged Connections Range
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DN40 (1.1/2" NB) SCHEDULE 40 / STD WT ASA150 WELD NECK FLANGE CS A105N
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: A105N
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, Carbon Steel, RF

Part of our Flanges and Flanged Connections Range
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DN40 (1.1/2" NB) SCHEDULE 40/STD A106 GR.B SEAMLESS PIPE
Outside Diameter (OD): 48.3mm
Wall Thickness (WT): 3.68mm
Material: Carbon Steel Pipe
Grade: A106 B / P265GH
Standards: ASTM / ANSI Schedule 40 (Standard Weight)
Random Length: 5.8 to 7.5 meters
Weight Per Meter: 4.05 kg
Construction: Seamless
Certification Available: 3.1 BS EN 10204 Material Certification

Part of our Pipes and Tubes Range

Part of our Stainless Pipes and Tubes Range
£ 40.95 40.95 GBP
DN40 (1.1/2" NB) SCHEDULE 80 / XS ASA150 WELD NECK FLANGE CS A105N
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: A105N
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, Carbon Steel, RF

Part of our Flanges and Flanged Connections Range
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DN40 (1.1/2" NB) SCHEDULE 80/XS A106 GR.B SEAMLESS PIPE
Outside Diameter (OD): 48.3mm
Wall Thickness (WT): 5.08mm
Material: Carbon Steel Pipe
Grade: A106 B / P265GH
Standards: ASTM / ANSI Schedule 80 (Extra Strong)
Random Length: 5.8 to 7.5 meters
Weight Per Meter: 5.41 kg
Construction: Seamless
Certification Available: 3.1 BS EN 10204 Material Certification

Part of our Pipes and Tubes Range

Part of our Stainless Pipes and Tubes Range
£ 51.73 51.73 GBP
DN40 (1.1/2" NB) SCHEDULE 80/XS A106 GR.B SEAMLESS PIPE (NPT) HOT DIP GALVANISED
Outside Diameter (OD): 48.3mm
Wall Thickness (WT): 5.08mm
Material: Carbon Steel Pipe
Grade: A106 B / P265GH
Standards: ASTM / ANSI Schedule 80 (Extra Strong)
Random Length: 5.8 to 7.5 meters
Weight Per Meter: 5.41 kg
Construction: Seamless
Finish: Hot Dip Galvanised
Certification Available: 3.1 BS EN 10204 Material Certification

Part of our Pipes and Tubes Range

Part of our Stainless Pipes and Tubes Range
£ 107.31 107.31 GBP
DN40 (1.1/2" NB) SW 3000# FS CAP END A105N
Connection: 1.1/2" Socket Weld (SW) Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Blanking Cap End, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) SW 3000# FS EQUAL TEE A105N
Connection: 1.1/2" Socket Weld (SW) Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Equal Tee, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) SW 3000# FS UNION A105N
Connection: 1.1/2" Socket Weld (SW) Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Union, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) SW 3000# FS COUPLING A105N
Connection: 1.1/2" Socket Weld (SW) Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) SW 3000# FS HALF COUPLING A105N
Connection: 1.1/2" Socket Weld (SW) Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Half Socket, Half Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1.1/2" NB) UN-BOSSED SPLIT BAND HANGER ZP
Suits an outside diameter (OD) of: 48.3mm
Band width: 30mm
Band thickness: 3mm
Bolt Size: M10
Material: MS
Finish: Zinc Plated
Contact us for pricing 0.0 GBP
DN40 (1½" NB) BSPT 3000# FS FXF ELBOW 45° A105N
Threaded: 1½" BSPT Female Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) BSPT 3000# FS FXF ELBOW 90° A105N
Threaded: 1½" BSPT Female Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) BSPT 3000# FS MXF ELBOW 90° A105N
Threaded: 1½" BSPT Male x Female Male x Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) BSPT GALVANISED 3000# FS FXF ELBOW 45° A105N
Threaded: 1½" BSPT Female Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel Galvanised (HDG)
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) BSPT GALVANISED 3000# FS FXF ELBOW 90° A105N
Threaded: 1½" BSPT Female Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel Galvanised (HDG)
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) BSPT GALVANISED 3000# FS MXF ELBOW 90° A105N
Threaded: 1½" BSPT Male x Female Male x Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel Galvanised (HDG)
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) NPT 3000# FS FXF ELBOW 45° A105N
Threaded: 1½" NPT Female Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) NPT 3000# FS FXF ELBOW 90° A105N
Threaded: 1½" NPT Female Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) NPT 3000# FS GALVANISED ELBOW 90° A105N
Threaded: 1½" NPT Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Finish: Galvanised
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Elbow, FXF, 90°, 90 Degree, Carbon Steel
£ 112.00 112.0 GBP
DN40 (1½" NB) NPT 3000# FS MXF ELBOW 90° A105N
Threaded: 1½" NPT Male x Female Male x Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) NPT GALVANISED 3000# FS FXF ELBOW 45° A105N
Threaded: 1½" NPT Female Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel Galvanised (HDG)
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) NPT GALVANISED 3000# FS FXF ELBOW 90° A105N
Threaded: 1½" NPT Female Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel Galvanised (HDG)
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
£ 112.00 112.0 GBP
DN40 (1½" NB) NPT GALVANISED 3000# FS MXF ELBOW 90° A105N
Threaded: 1½" NPT Male x Female Male x Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel Galvanised (HDG)
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Full Sock, Equal Socket, Coupling, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 (1½" NB) SCHEDULE 40 / STD A234 WPB CAP
Outside Diameter (OD): 48.3mm
Wall Thickness: 3.68mm
Length: 57.2mm
Schedule: STD
Weight: 0.17kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Cap, End Cap, Cap End, Weldable Cap
Contact us for pricing 0.0 GBP
DN40 (1½" NB) SCHEDULE 40 / STD A234 WPB EQUAL TEE
Outside Diameter (OD): 48.3mm
Wall Thickness: 3.68mm
Centre to End: 57.2mm
Schedule: STD
Weight: 0.92kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
£ 19.25 19.25 GBP
DN40 (1½" NB) SCHEDULE 40 / STD A234 WPB LONG RADIUS 45 DEG ELBOW
Outside Diameter (OD): 48.3mm
Wall Thickness: 3.68mm
Centre to Face: 28.6mm
Schedule: STD
Weight: 0.2kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 45°, LR, Bend, Weldable
£ 3.92 3.92 GBP
DN40 (1½" NB) SCHEDULE 40 / STD A234 WPB SHORT RADIUS 90 DEG ELBOW
Outside Diameter (OD): 48.3mm
Wall Thickness: 3.68mm
Centre to Face: 38.1mm
Schedule: STD
Weight: 0.25kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
£ 5.88 5.88 GBP
DN40 (1½" NB) SCHEDULE 40/ STD A234 WPB LONG RADIUS 90 DEG ELBOW
Outside Diameter (OD): 48.3mm
Wall Thickness: 3.68mm
Centre to Face: 57.1mm
Schedule: STD
Weight: 0.4kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
£ 4.62 4.62 GBP
DN40 (1½" NB) SCHEDULE 80 / XS A234 WPB CAP
Outside Diameter (OD): 48.3mm
Wall Thickness: 5.08mm
Length: 57.2mm
Schedule: XS
Weight: 0.22kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Cap, End Cap, Cap End, Weldable Cap
Contact us for pricing 0.0 GBP
DN40 (1½" NB) SCHEDULE 80 / XS A234 WPB EQUAL TEE
Outside Diameter (OD): 48.3mm
Wall Thickness: 5.08mm
Centre to End: 57.2mm
Schedule: XS
Weight: 1.12kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Equal Tee, LR, Welding Tee, Weldable
£ 22.33 22.33 GBP
DN40 (1½" NB) SCHEDULE 80 / XS A234 WPB LONG RADIUS 45 DEG ELBOW
Outside Diameter (OD): 48.3mm
Wall Thickness: 5.08mm
Centre to Face: 28.6mm
Schedule: XS
Weight: 0.25kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 45°, LR, Bend, Weldable
£ 13.16 13.16 GBP
DN40 (1½" NB) SCHEDULE 80 / XS A234 WPB LONG RADIUS 90 DEG ELBOW
Outside Diameter (OD): 48.3mm
Wall Thickness: 5.08mm
Centre to Face: 57.1mm
Schedule: XS
Weight: 0.5kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Long Radius, 90°, LR, Bend, Weldable
£ 6.44 6.44 GBP
DN40 (1½" NB) SCHEDULE 80 / XS A234 WPB SHORT RADIUS 90 DEG ELBOW
Outside Diameter (OD): 48.3mm
Wall Thickness: 5.08mm
Centre to Face: 38.1mm
Schedule: XS
Weight: 0.33kg

Material: Mild Steel
Material Grade: ASTM A234 WPB
Finish: Black Varnished (Self Colour or Shotblasting on request)
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Elbow, Short Radius, 90°, SR, Bend, Weldable
£ 9.03 9.03 GBP
DN40 (1½" NB) SOCKET WELD 3000# FS ELBOW 90° A105N (EUROPEAN ORIGIN)
Connection: 1½" Socket Weld (SW) Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105NStandards: BS3799, ASME B16.11, MSS SP-97 & MSS SP-833
Angle: 90 Degree
Ends: Socket Weld
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification
Origin: European (EU)

Alternative terminology:
Elbow, 90°, 90 Degree, Carbon Steel
£ 63.00 63.0 GBP
DN40 (1½" NB) SOCKET WELD 3000# FS ELBOW 90° A105N (EUROPEAN ORIGIN)
Connection: 1½" Socket Weld (SW) Female
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105NStandards: BS3799, ASME B16.11, MSS SP-97 & MSS SP-833
Angle: 90 Degree
Ends: Socket Weld
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification
Origin: European (EU)

Alternative terminology:
Elbow, 90°, 90 Degree, Carbon Steel
£ 63.00 63.0 GBP
DN40 (1½" NB) SW 3000# FS ELBOW 90° A105N
Connection: 1½" Socket Weld (SW)
Suits an outside diameter (OD) of: 48.3mm
Material: Forged Steel
Grade: A105N
Construction: Forged
Certification Available: 3.1 BS EN 10204 Material Certification

Alternative terminology:
Elbow, 90°, 90 Degree, Carbon Steel
Contact us for pricing 0.0 GBP
DN40 PN10 / PN16 / PN25 / PN40 FF BLIND FLANGE CS S235 JR
Flange OD (D): 150mm
Drilling (No. x Bolt Holes x L): 4 x M16 x 18mm
Pitch circle diameter (K): 110mm
Flange thickness (C4): 18mm
Material: S235 JR
Rating: PN40
Type: Blind flange (EN1092-1 Type 05)

Standards: EN1092-1
Flange Face: Flat Face
Certification Available: 2.1 BS EN 10204 Material Certification

Alternative terminology:
Blank Flange, Blind, Mild Steel, Carbon Steel, Flat Faced, FF Blind

Part of our Flanges and Flanged Connections Range
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DN40 PN10/PN16/PN25/PN40 RF BOSSED SLIP ON FLANGE CS S235JR
Flange outside diameter: 150mm (D)
Flange inside diameter: 49.5mm (B1)
Flange thickness (C2): 18mm
Pitch Circle Diameter (PCD): 110mm (K)
Hub height: 32mm (H1)
Neck diameter: 70mm (N2)
Raised Face Diameter: 88mm (d1)
Height of Raised Face: 3mm (f1)
Bolt Holes: 4 off 18mm diameter (L)
Material: Mild Steel
Grade: S235 JR
Standards: EN1092-1
Flange Face: Raised Face
Certification Available: 2.1 BS EN 10204 Material Certification

Alternative terminology:
Bossed Slip on Flange, Weld on, Mild Steel, Carbon Steel, Raised Faced, SOB

Part of our Flanges and Flanged Connections Range
Contact us for pricing 0.0 GBP