SA 105 / A105 Carbon Steel Manufacturer & Supplier
The standard carbon steel forging for piping components at ambient and moderate temperature — flanges, fittings and valve bodies. Chemistry and carbon equivalent are capped so the part stays weldable in the field.
UNS: ASTM A105 / ASME SA-105 | Category: Pressure Vessel Forgings
Size Range
Outer Diameter: NPS 1/2 to 60 · forged weight 0.5 kg to 5 T
Chemical Composition (%)
| C | Mn | Si | CE |
|---|---|---|---|
| 0.35 max | 0.60-1.05 | 0.10-0.35 | 0.47 max |
Mechanical Properties
- Tensile Strength
- 485 MPa min
- Yield Strength
- 250 MPa min
- Elongation
- 22% min
- Hardness
- 187 HBW max
Applicable Standards
- ASTM A182
- ASTM A350
- ASME SA-182
- ASTM A388
- EN 10204 3.1
Applications
- Flange and valve body blanks
- Forged fittings and nipples
- Pipeline components and spools
- Heat exchanger tube sheets
- Pressure vessel nozzles
Industries Served
- Power & Energy
- Oil & Gas
- Chemical & Petrochemical
- Heavy Engineering
- Marine & Shipbuilding
- Cement & Mining
Equivalent Grades
- ASTM A105
- ASTM A105
- ASME SA-105
- ASME SA-105
- A105N
- A105N
- EN 1.0460 equivalent
- EN 1.0460 equivalent