Skip to Content

Integraflow Store 

  1. Products
  2. Stainless
  3. Nominal Bore
  4. Fittings
  5. Buttweld

Buttweld

Stainless Steel Butt-Weld Fittings – ANSI B16.9 / ASTM A403

Integraflow supplies stainless steel butt-weld fittings in both welded and seamless construction, available in 304/304Land 316/316L grades to ANSI B16.9 and ASTM A403, with sizes from ½” to 24”, sourced from trusted European and Far Eastern mills, and suitable for chemical, and high-performance industrial pipework systems.
List 600
Sort By: Name (A-Z)

Buttweld

DN20 (¾" NB) SCHEDULE 40S A403 WELDED LONG RADIUS 45 DEG ELBOW SS 304
Outside Diameter (OD): 27.0mm
Wall Thickness: 2.87mm

Schedule: A403 Welded
Weight: 0.05kg

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
£ 12.46 12.46 GBP
DN20 (¾" NB) SCHEDULE 40S A403 WELDED LONG RADIUS 45 DEG ELBOW SS 316
Outside Diameter (OD): 27.0mm
Wall Thickness: 2.87mm

Schedule: A403 Welded
Weight: 0.05kg

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
£ 14.00 14.0 GBP
DN20 (¾" NB) SCHEDULE 40S A403 WELDED LONG RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 26.7mm
Wall Thickness: 2.87mm
Centre to Face: 28.6mm
Schedule: A403 Welded
Weight: 0.08kg

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
£ 12.67 12.67 GBP
DN20 (¾" NB) SCHEDULE 40S A403 WELDED LONG RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 26.7mm
Wall Thickness: 2.87mm
Centre to Face: 28.6mm
Schedule: A403 Welded
Weight: 0.08kg

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
£ 15.68 15.68 GBP
DN20 (¾" NB) SCHEDULE 40S A403 WELDED SHORT RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 27.0mm
Wall Thickness: 2.87mm
Centre to Face: 19.0mm
Schedule: A403 Welded
Weight: 0.05kg

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
£ 12.46 12.46 GBP
DN20 (¾" NB) SCHEDULE 40S A403 WELDED SHORT RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 27.0mm
Wall Thickness: 2.87mm
Centre to Face: 19.0mm
Schedule: A403 Welded
Weight: 0.05kg

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
£ 14.00 14.0 GBP
DN20 X DN15 (¾" X ½" NB) SCHEDULE 40S A403 SEAMLESS CONCENTRIC REDUCER SS 304
Outside Diameter (OD): 27 X 21mm
Wall Thickness: 2.87 X 2.77mm
Length: 38mm
Contact us for pricing 0.0 GBP
DN20 X DN15 (¾" X ½" NB) SCHEDULE 40S A403 SEAMLESS CONCENTRIC REDUCER SS 316
Outside Diameter (OD): 27 X 21mm
Wall Thickness: 2.87 X 2.77mm
Length: 38mm
Contact us for pricing 0.0 GBP
DN20 X DN15 (¾" X ½" NB) SCHEDULE 40S A403 SEAMLESS ECCENTRIC REDUCER SS 304
Outside Diameter (OD): 27 X 21mm
Wall Thickness: 2.87 X 2.77mm
Length: 38mm
Contact us for pricing 0.0 GBP
DN20 X DN15 (¾" X ½" NB) SCHEDULE 40S A403 SEAMLESS ECCENTRIC REDUCER SS 316
Outside Diameter (OD): 27 X 21mm
Wall Thickness: 2.87 X 2.77mm
Length: 38mm
Contact us for pricing 0.0 GBP
DN20 X DN15 (¾" X ½" NB) SCHEDULE 40S A403 WELDED CONCENTRIC REDUCER SS 304
Outside Diameter (OD): 27 X 21mm
Wall Thickness: 2.87 X 2.77mm
Length: 38mm
£ 11.90 11.9 GBP
DN20 X DN15 (¾" X ½" NB) SCHEDULE 40S A403 WELDED CONCENTRIC REDUCER SS 316
Outside Diameter (OD): 27 X 21mm
Wall Thickness: 2.87 X 2.77mm
Length: 38mm
£ 13.65 13.65 GBP
DN20 X DN15 (¾" X ½" NB) SCHEDULE 40S A403 WELDED ECCENTRIC REDUCER SS 304
Outside Diameter (OD): 27 X 21mm
Wall Thickness: 2.87 X 2.77mm
Length: 38mm
£ 17.57 17.57 GBP
DN20 X DN15 (¾" X ½" NB) SCHEDULE 40S A403 WELDED ECCENTRIC REDUCER SS 316
Outside Diameter (OD): 27 X 21mm
Wall Thickness: 2.87 X 2.77mm
Length: 38mm
£ 16.52 16.52 GBP
DN20 x DN15 (3/4 x 1/2" NB) SCHEDULE 10S A403 SEAMLESS REDUCING TEE SS 304
Outside Diameter (OD): 27 x 21mm
Wall Thickness (Run x Branch): 2.11 x 2.11mm
Centre to End (Run): 29mm
Centre to End (Branch): 29mm
Schedule: 10S
Weight: 0.11kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Reducing Tee, LR, Welding Tee, Weldable
Contact us for pricing 0.0 GBP
DN20 x DN15 (3/4 x 1/2" NB) SCHEDULE 10S A403 SEAMLESS REDUCING TEE SS 316
Outside Diameter (OD): 27 x 21mm
Wall Thickness (Run x Branch): 2.11 x 2.11mm
Centre to End (Run): 29mm
Centre to End (Branch): 29mm
Schedule: 10S
Weight: 0.11kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Reducing Tee, LR, Welding Tee, Weldable
Contact us for pricing 0.0 GBP
DN20 x DN15 (3/4 x 1/2" NB) SCHEDULE 10S A403 WELDED REDUCING TEE SS 304
Outside Diameter (OD): 27 x 21mm
Wall Thickness (Run x Branch): 2.11 x 2.11mm
Centre to End (Run): 29mm
Centre to End (Branch): 29mm
Schedule: 10S
Weight: 0.11kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Reducing Tee, LR, Welding Tee, Weldable
£ 24.92 24.92 GBP
DN20 x DN15 (3/4 x 1/2" NB) SCHEDULE 10S A403 WELDED REDUCING TEE SS 316
Outside Diameter (OD): 27 x 21mm
Wall Thickness (Run x Branch): 2.11 x 2.11mm
Centre to End (Run): 29mm
Centre to End (Branch): 29mm
Schedule: 10S
Weight: 0.11kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Reducing Tee, LR, Welding Tee, Weldable
£ 34.93 34.93 GBP
DN20 x DN15 (3/4 x 1/2" NB) SCHEDULE 40S A403 SEAMLESS REDUCING TEE SS 304
Outside Diameter (OD): 27 x 21mm
Wall Thickness (Run x Branch): 2.87 x 2.77mm
Centre to End (Run): 29mm
Centre to End (Branch): 29mm
Schedule: 40s
Weight: 0.27kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Reducing Tee, LR, Welding Tee, Weldable
Contact us for pricing 0.0 GBP
DN20 x DN15 (3/4 x 1/2" NB) SCHEDULE 40S A403 SEAMLESS REDUCING TEE SS 316
Outside Diameter (OD): 27 x 21mm
Wall Thickness (Run x Branch): 2.87 x 2.77mm
Centre to End (Run): 29mm
Centre to End (Branch): 29mm
Schedule: 40s
Weight: 0.27kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Reducing Tee, LR, Welding Tee, Weldable
Contact us for pricing 0.0 GBP
DN20 x DN15 (3/4 x 1/2" NB) SCHEDULE 40S A403 WELDED REDUCING TEE SS 304
Outside Diameter (OD): 27 x 21mm
Wall Thickness (Run x Branch): 2.87 x 2.77mm
Centre to End (Run): 29mm
Centre to End (Branch): 29mm
Schedule: 40s
Weight: 0.27kg

Material: Stainless Steel
Material Grade: 304

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Reducing Tee, LR, Welding Tee, Weldable
£ 28.07 28.07 GBP
DN20 x DN15 (3/4 x 1/2" NB) SCHEDULE 40S A403 WELDED REDUCING TEE SS 316
Outside Diameter (OD): 27 x 21mm
Wall Thickness (Run x Branch): 2.87 x 2.77mm
Centre to End (Run): 29mm
Centre to End (Branch): 29mm
Schedule: 40s
Weight: 0.27kg

Material: Stainless Steel
Material Grade: 316

Certification Available: 3.1 BS EN 10204 Material Certification

Alternative Terminology: Buttweld Tee, Reducing Tee, LR, Welding Tee, Weldable
£ 40.88 40.88 GBP
DN25 (1" NB) SCHEDULE 10S A403 SEAMLESS EQUAL TEE SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness: 3.38mm
Centre to End: 38.1mm
Schedule: 10S
Weight: 0.35kg

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
DN25 (1" NB) SCHEDULE 10S A403 SEAMLESS EQUAL TEE SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness: 3.38mm
Centre to End: 38.1mm
Schedule: 10S
Weight: 0.35kg

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
DN25 (1" NB) SCHEDULE 10S A403 SEAMLESS LONG RADIUS 45 DEG ELBOW SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm

Schedule: A403 Seamless
Weight: 0.1kg

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
DN25 (1" NB) SCHEDULE 10S A403 SEAMLESS LONG RADIUS 45 DEG ELBOW SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm

Schedule: A403 Seamless
Weight: 0.1kg

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
DN25 (1" NB) SCHEDULE 10S A403 SEAMLESS LONG RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm
Centre to Face: 38.1mm
Schedule: A403 Seamless
Weight: 0.15kg

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
DN25 (1" NB) SCHEDULE 10S A403 SEAMLESS LONG RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm
Centre to Face: 38.1mm
Schedule: A403 Seamless
Weight: 0.15kg

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
DN25 (1" NB) SCHEDULE 10S A403 SEAMLESS SHORT RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm
Centre to Face: 25.4mm
Schedule: A403 Seamless
Weight: 0.1kg

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
DN25 (1" NB) SCHEDULE 10S A403 SEAMLESS SHORT RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm
Centre to Face: 25.4mm
Schedule: A403 Seamless
Weight: 0.1kg

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
DN25 (1" NB) SCHEDULE 10S A403 WELDED EQUAL TEE SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness: 3.38mm
Centre to End: 38.1mm
Schedule: 10S
Weight: 0.35kg

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
£ 26.46 26.46 GBP
DN25 (1" NB) SCHEDULE 10S A403 WELDED EQUAL TEE SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness: 3.38mm
Centre to End: 38.1mm
Schedule: 10S
Weight: 0.35kg

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
£ 32.27 32.27 GBP
DN25 (1" NB) SCHEDULE 10S A403 WELDED LONG RADIUS 45 DEG ELBOW SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm

Schedule: A403 Welded
Weight: 0.1kg

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
£ 18.69 18.69 GBP
DN25 (1" NB) SCHEDULE 10S A403 WELDED LONG RADIUS 45 DEG ELBOW SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm

Schedule: A403 Welded
Weight: 0.1kg

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
£ 12.81 12.81 GBP
DN25 (1" NB) SCHEDULE 10S A403 WELDED LONG RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm
Centre to Face: 38.1mm
Schedule: A403 Welded
Weight: 0.15kg

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
£ 12.74 12.74 GBP
DN25 (1" NB) SCHEDULE 10S A403 WELDED LONG RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm
Centre to Face: 38.1mm
Schedule: A403 Welded
Weight: 0.15kg

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
£ 15.68 15.68 GBP
DN25 (1" NB) SCHEDULE 10S A403 WELDED SHORT RADIUS 90 DEG ELBOW SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm
Centre to Face: 25.4mm
Schedule: A403 Welded
Weight: 0.1kg

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
£ 18.69 18.69 GBP
DN25 (1" NB) SCHEDULE 10S A403 WELDED SHORT RADIUS 90 DEG ELBOW SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness: 2.77mm
Centre to Face: 25.4mm
Schedule: A403 Welded
Weight: 0.1kg

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
£ 12.81 12.81 GBP
DN25 (1" NB) SCHEDULE 10s WELDED ELBOW 45° SS 304
Outside Diameter (OD): 33.4mm
Wall Thickness (WT): 2.77mm
Material: Stainless
Grade: 304
Standards: ANSI B16.9
Radius: 1.5D
Angle: 45 Degree
Construction: Welded
Certification Available: 3.1 BS EN 10204 Material Certification
£ 10.50 10.5 GBP
DN25 (1" NB) SCHEDULE 10s WELDED ELBOW 45° SS 316
Outside Diameter (OD): 33.4mm
Wall Thickness (WT): 2.77mm
Material: Stainless
Grade: 316
Standards: ANSI B16.9
Radius: 1.5D
Angle: 45 Degree
Construction: Welded
Certification Available: 3.1 BS EN 10204 Material Certification
£ 11.55 11.55 GBP