Calibrated round bars
Cold-drawn calibrated round steel bars with precise h9/h11 tolerances for machining and automated production.

Technical specifications
| Parameter | Specification |
|---|---|
| Type | Cold-drawn round bars (bright) |
| Standards | EN 10277, EN 10278 |
| Grades | S235JRC+C, S355J2C+C, C45+C, 11SMnPb30 |
| Diameter tolerance | h9 / h11 |
| Diameter range | Ø4 – Ø100 mm |
| Length | 3,000 – 6,000 mm |
| Surface | Bright, cold-drawn |
| Certification | EN 10204/3.1 |
Applications
- CNC and automated machining
- Hydraulic components
- Precision machine parts
Supply and transport from Plovdiv
Calibrated round bars is supplied through the Max Metal distribution center in Plovdiv for customers in Bulgaria and across Europe.
Cold-drawn calibrated round steel bars with precise h9/h11 tolerances for machining and automated production.
- Transport from Plovdiv to customers in Bulgaria and Europe
- Recurring supply can be coordinated according to the production schedule
- Cut-to-length preparation according to customer specification where applicable
Technical details for calibrated round bars RFQs
For a faster quotation for calibrated round bars, specify dimensions, steel grade or standard, length, quantity, and any processing or certificate requirements.
- Type: Cold-drawn round bars (bright)
- Standards: EN 10277, EN 10278
- Grades: S235JRC+C, S355J2C+C, C45+C, 11SMnPb30
- Diameter tolerance: h9 / h11
- Applications: CNC and automated machining, Hydraulic components, Precision machine parts
Catalogues and files
Questions about Calibrated round bars
Short answers on applications, RFQ inputs, cut-to-length service, and recurring supply.
Where is Calibrated round bars used?
Typical applications for Calibrated round bars include CNC and automated machining, Hydraulic components, and Precision machine parts. Cold-drawn calibrated round steel bars with precise h9/h11 tolerances for machining and automated production.
What should an RFQ for Calibrated round bars include?
Include the required dimensions, length, quantity, grade or standard, surface requirements, tolerance requirements, and whether the material should be supplied cut to length or in stock lengths.
Can Calibrated round bars be supplied cut to length?
Yes. Max Metal can support customer-specific cutting of tubes and bars through the AMADA machine setup in the Plovdiv distribution center, subject to the requested dimensions and execution.
Can Max Metal support recurring supply of Calibrated round bars?
Yes. When the application requires repeated deliveries, Max Metal can combine stock availability, covered storage, and coordinated deliveries to support recurring production programs.
Send specifications for a quotation.
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