A234 WPB Carbon Steel Manufacturer & Supplier
The default carbon steel butt weld fitting grade for ambient and moderate temperature piping. Hot formed from seamless or welded pipe and normalised where the forming temperature requires it, so the fitting matches the pipe it is welded to.
UNS: ASTM A234 WPB | Category: Carbon Steel Fittings
Size Range
Outer Diameter: NPS 1/2 to 48 · SCH 10 to SCH 160 and XXS
Chemical Composition (%)
| C | Mn | Si | S |
|---|---|---|---|
| 0.30 max | 0.29-1.06 | 0.10 min | 0.045 max |
Mechanical Properties
- Tensile Strength
- 415-585 MPa
- Yield Strength
- 240 MPa min
- Elongation
- 22% min (longitudinal)
- Hardness
- 197 HBW max
Applicable Standards
- ASME B16.9
- ASME B16.28
- MSS SP-75
- ASME B31.3
- EN 10204 3.1
Applications
- Refinery and petrochemical process lines
- Steam and condensate piping
- Water, firewater and utility headers
- Pipeline and station piping
- General plant piping to ASME B31.3
Industries Served
- Power & Energy
- Water & Desalination
- General Engineering
- Cement & Mining
- Food & Beverage
- HVAC & Refrigeration
Equivalent Grades
- ASTM A234 WPB
- ASTM A234 WPB
- A234 WPC
- A234 WPC
- EN 1.0345 equivalent
- EN 1.0345 equivalent
- P235GH equivalent
- P235GH equivalent