Drawn S355 square bar h11 80 × 80 × 3000 mm — 1 pc.
Solid bar square S355, drawn, 80 × 80 mm h11, length 3000 mm. The price covers 1 piece — one bar.
Family: drawn S355 square bars
Square cross-section (mm):
60 × 60 80 × 80 — selected
Length for 80 × 80 mm:
3000 mm — selected
Sales unit:
1 pcs. — selected
Selected: 1 bar 80 × 80 × 3000 mm. The price on this page covers one piece. A different cross-section opens a separate product page with its price and availability.
Drawn S355 square bar h11 — 80 × 80 × 3000 mm, 1 piece
Solid square bar made of S355 steel by drawing. The price covers one bar with sides of 80 × 80 mm and a length of 3000 mm.
Technical specifications
| Product type | Solid square bar |
|---|---|
| Material | Steel S355 |
| Design | Drawn |
| Nominal cross-section dimensions | 80 × 80 mm |
| Nominal side a | 80 mm |
| Side a tolerance | h11 — deviations +0 / −0,190 mm |
| Minimum side dimension | 79,810 mm |
| Maximum side dimension | 80,000 mm |
| Tolerance zone width | 0,190 mm (190 µm) |
| Length of one bar L | 3000 mm (300 cm) |
| Number of bars per sales unit | 1 piece |
| Purchase unit | 1 piece = 1 bar 80 × 80 × 3000 mm |
| Theoretical mass per metre | approximately 50,240 kg/m |
| Theoretical mass of the sales unit | approximately 150,720 kg |
| Length tolerance | To be confirmed when ordering |
For side a = 80 mm in tolerance grade h11, the upper deviation es = 0 mm and the lower deviation ei = −0,190 mm. The permissible dimension between opposite flat faces is 79,810–80,000 mm. The tolerance applies to each side dimension of the cross-section; the bar length is agreed separately.
Lengths and sales units for 80 × 80 mm
The identified offer for this cross-section includes a length of 3000 mm and one piece per sales unit. A different length must be agreed with the store.
| Bar length | Number of pieces | Mass of the sales unit | Select an offer |
|---|---|---|---|
| 3000 mm | 1 pc. | 150,720 kg | 3000 mm · 1 pcs. — selected |
Masses are theoretical, calculated from nominal dimensions and a steel density of 7850 kg/m³: m = a² × L × ρ × n, with dimensions a and L expressed in metres. The unit mass accounts for the number of pieces and is rounded to 0,001 kg. Values exclude packaging and are not weighing results.
Bar surface and cross-section
The graphic gives an indicative view of the flat faces of a drawn bar and the solid square cross-section. If sharp corners or a specific corner radius are required, agree this before purchase.

Cut length dimensions
The symbol a denotes the side length of the square, and L the length of one bar. On this page, a = 80 mm, the cross-section a × a = 80 × 80 mm and L = 3000 mm. The diagram is illustrative and is not drawn to scale.

S355 steel — material overview
S355 is a structural steel used for structural and machine components and for further machining. Drawing is a cold-working process. The specific subgrade, delivery condition and properties of a particular batch are defined by the material documentation.
Preparation and cutting
Contact the store for a different length. Confirm feasibility, cost and cutting tolerance before the order is processed.

Standards and tolerances
The current reference for bright steel products made of non-alloy and alloy steels, including drawn products, is EN ISO 683-7:2024, adopted in Poland as PN-EN ISO 683-7:2025-04. The Polish standard replaces PN-EN 10277:2018-09.
The offered bar has the side dimension tolerance grade h11. In the ISO 286 system, for a side of 80 mm this means +0 / −0,190 mm. Side tolerance is separate from length tolerance and corner requirements.
The historical reference for dimensions, deviations and masses of bright square bars is DIN 178:1969-06, withdrawn and replaced by DIN EN 10278:1999-12. The scope of DIN EN 10278:2024-01 excludes non-alloy and alloy steels covered by EN 10277; therefore EN ISO 683-7 is indicated as the current reference for this group. Material documentation confirms whether a specific delivery complies with the product standard.
Product family — drawn S355 square bars
The table lists the identified offers for drawn S355 square bars. Both include a single bar of 3000 mm in length. Selecting an offer opens the page with the corresponding cross-section, price and current availability.
| Cross-section | Length and unit | Unit mass | Select an offer |
|---|---|---|---|
| 60 × 60 mm | 3000 mm · 1 pc. | 84,780 kg | 3000 mm · 1 pcs. |
| 80 × 80 mm | 3000 mm · 1 pc. | 150,720 kg | 3000 mm · 1 pcs. — selected |
How to order
Purchasing 1 unit on this page means one bar of 80 × 80 × 3000 mm. Purchasing 2 units means two separate bars of this length. No separate pack offers were found in the identified family.
Order processing
Dispatch of an in-stock product: within 5 days. Delivery time depends on the carrier. If out of stock, availability must be confirmed.
Questions and answers
Is the cross-section solid?
Yes. This is a solid bar with a square cross-section of 80 × 80 mm.
What does the price cover?
One piece of 3000 mm in length.
What is the side dimension range?
From 79,810 to 80,000 mm in tolerance grade h11.
Does the mass cover the complete purchased unit?
Yes. The theoretical mass of one piece is approximately 150,720 kg, excluding packaging.
NERON Pila — help with selection
Contact NERON, specifying the steel grade, cross-section dimensions, length and number of bars.
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ConditionNew
-
StandardPN-EN ISO 683-7:2025-04 (reference)
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Sales unitpcs
-
MaterialSteel S355
-
TypeSolid square bar
-
Length [mm]3000
-
Surface treatmentDrawn
-
Number of pieces per sales unit1
-
Product width80 mm
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Product height80 mm
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Dimensional tolerancesh11 — side 80 mm: +0 / −0,190 mm; 79,810–80,000 mm
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Cross-section shapeSquare, solid
1. Eye protection:
– Always wear safety goggles or a face shield to protect your eyes from sparks, particles and metal fragments.
2. Hearing protection:
– When working in a noisy environment, use ear defenders or earplugs to prevent hearing damage.
3. Respiratory protection:
– When working in dusty surroundings or in the presence of fumes, wear a filtering mask or an appropriate respirator.
– Ensure proper ventilation of the workstation.
4. Hand and skin safety:
– Use protective gloves that protect against mechanical injuries and chemicals.
– Where necessary, use protective creams to prevent irritation and dry skin.
5. Work clothing:
– Work in protective clothing resistant to sparks and splashes.
– Avoid loose clothing, jewellery and loose hair near machinery.
6. Fire risk:
– Keep the workstation free of flammable materials (e.g. paper, fabrics and chemicals).
– Keep a serviceable fire extinguisher close at hand and know how to use it.
7. Electrical hazards:
– Check the condition of cables and electrical equipment before use.
– Do not use electrical devices in damp conditions.
– Disconnect equipment from the power supply during maintenance or repairs.
8. Use of machinery and tools:
– Regularly inspect the technical condition of machines and tools.
– Use equipment in accordance with the manufacturer's instructions.
– Blades and tools should be maintained regularly and kept in good condition.
– Machines should be fitted with appropriate guards and protective devices.
9. Handling materials:
– Use handling equipment to move heavy components.
– Lift and carry using ergonomic practices to avoid injury.
10. Working with chemicals:
– Store chemicals in labelled, safe containers.
– Use substances in accordance with the manufacturer's instructions and occupational health and safety rules.
– Ensure air circulation when using chemicals.
Other important rules:
– Keep the workstation clean and tidy.
– Ensure adequate lighting in the working area.
– Provide occupational health and safety training.
– Carry out regular safety audits and comply with current regulations.

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