Forged Bars / FRB
Forged Round Bars
Forged round steel bars in 200-1000mm diameter range, compliant with UNE 36-514-84 standard. High mechanical strength products for power generation, mining, and heavy machinery applications.
Technical Specifications
Size Range
Ø200 - Ø1000 mm
Heat Treatment
Q+T, Normalization, Annealing
Length
2.5 - 7 meters (custom lengths available)
Standards
UNE 36-514-84, EN 10250-2, EN 10308
Key Features
- Dense internal structure from forging pressure
- High mechanical strength and homogeneity
- Large diameter capability up to 1000mm
- Full ultrasonic testing (EN 10308)
- Heat treatment options (Q+T, Normalization, Annealing)
- Custom length cutting (2.5 - 7 meters)
- Surface finish: black, turned, ground
- Certified material (EN 10204 3.1/3.2)
Applications
- Power plant shafts and rotors
- Offshore and subsea equipment
- Mining crusher shafts
- Heavy machinery axles
- Turbine discs and generator shafts
- Cement plant equipment
- Shipbuilding shafts
- Press and rolling mill cylinders
Dimension Table
| Dimension (mm) | Length (m) | Weight (kg/m) | Tolerance (mm) | Standard |
|---|---|---|---|---|
| Ø200 | 2.5 - 6.0 | 246.6 | +5/-0 | UNE 36-514-84 |
| Ø250 | 2.5 - 6.0 | 385.4 | +5/-0 | UNE 36-514-84 |
| Ø300 | 2.5 - 6.0 | 554.9 | +6/-0 | UNE 36-514-84 |
| Ø350 | 2.5 - 7.0 | 755.0 | +6/-0 | UNE 36-514-84 |
| Ø400 | 2.5 - 7.0 | 986.0 | +7/-0 | UNE 36-514-84 |
| Ø500 | 2.5 - 7.0 | 1541.0 | +8/-0 | UNE 36-514-84 |
| Ø600 | 3.0 - 7.0 | 2219.0 | +9/-0 | UNE 36-514-84 |
| Ø700 | 3.0 - 6.0 | 3020.0 | +10/-0 | UNE 36-514-84 |
| Ø800 | 3.0 - 6.0 | 3944.0 | +11/-0 | UNE 36-514-84 |
| Ø900 | 3.0 - 5.0 | 4993.0 | +12/-0 | UNE 36-514-84 |
| Ø1000 | 3.0 - 5.0 | 6165.0 | +13/-0 | UNE 36-514-84 |
Technical Notes
- 01All products undergo ultrasonic examination per EN 10308.
- 02Heat treatment condition is determined by customer specification.
- 03Surface quality: Ra 3.2 (turned), Ra 0.8 (ground) options available.
- 04Material certificates issued as EN 10204 3.1 or 3.2.
- 05Minimum order quantity applies for custom diameter and length requests.