Round steel bar Ø300 4H13 — 1000 mm
Solid steel bar Ø300 mm, 4H13. The offer includes 1 piece 1000 mm (100 cm) long.
Select bar diameter 4H13:
Ø300 (1000 mm) — this offer
The offer length is stated in brackets. Each section has its own price and availability.
Select bar length Ø300 4H13:
1000 mm — this offer
Round steel bar Ø300 4H13 — 1000 mm
The offer includes 1 piece of bar 1000 mm (100 cm) long. The nominal diameter of the solid circular cross-section is 300 mm. Steel grade: 4H13.
About the material
Martensitic stainless steel used, among other applications, for cutting tools and machine parts. Suitable heat treatment can give it high hardness.
Technical specifications
| Type | Round steel bar |
|---|---|
| Diameter d | 300 mm |
| Length L | 1000 mm (100 cm) |
| Cross-section | Solid, circular |
| Steel grade | 4H13 |
| Sales unit | 1 piece |
Indicative theoretical section mass: 544,281 kg. Calculated from nominal dimensions using a density for 4H13 steel of 7700 kg/m³; this is not a weighing result. Actual mass depends on the dimensions of the delivered material.
Drawing and dimensional symbols
d denotes diameter 300 mm and L length 1000 mm. The diagram explains the symbols and is not drawn to scale. Nominal dimensions are given in the table.

Solid round bar diagram — diameter d and length L
Applications of the Ø300 mm round bar
The bar can be used as a blank for workshop components, pins, mandrels and turned parts. Grade, dimensions and machining should be selected according to the requirements of the specific component.

Round bar and example blanks for machining — illustrative image
The offer covers the bar alone in the stated dimensions. Finished parts, machines and other items in the illustrations are not included in the sale.
Preparation and cutting
If you need another dimension, agree the feasibility, scope and conditions of the cutting service before ordering.

Raised bandsaw above a solid bar — illustration of preparation for cutting
The cutting photo is illustrative. The machine and tooling are not included in the offer.
Purchase and bar length
The price is for one piece 1000 mm long. Buying several pieces means separate sections of the selected length. Each card has its own price and availability.
Select bar diameter 4H13:
Ø300 (1000 mm) — this offer
The offer length is stated in brackets. Each section has its own price and availability.
Select bar length Ø300 4H13:
1000 mm — this offer
View other diameters and grades of round bars
Delivery
Available methods and delivery costs can be checked in the delivery calculator on the product card.
Questions and answers
How should the designation Ø300 be read?
It denotes a nominal solid bar diameter of 300 mm.
What will I receive for the stated price?
One bar 1000 mm long.
What does the material surface look like?
The main graphic shows a solid circular cross-section and is illustrative. The surface appearance of the specific section may differ.
NERON Piła — help with selection
Contact NERON in Piła, stating diameter, grade, length and number of bars.
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ConditionNew
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Sales unitpcs
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MaterialSteel 4H13
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TypeSolid round bar
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Length [mm]1000
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Diameter [mm]300
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Number of pieces per sales unit1
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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