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Premium 1.8509 Steel Round Bar High Strength Wear Resistance Free Cutting Any Length
| Place of Origin | China |
|---|---|
| Brand Name | DELTA |
| Certification | ISO |
| Model Number | 31CrMoV9（1.8509）/ 38CrMoAlA |
| Minimum Order Quantity | 1 Ton |
| Price | 600-850 USD/Ton |
| Packaging Details | standard packing for export |
| Delivery Time | 5 - 12 days based on the quantity |
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 20Ton per week |
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xProduct Details
| Products Name | Alloy Steel Round Bar | Diameter | 10 - 300mm |
|---|---|---|---|
| Length | 6m | Tech | Hot Rolled |
| Service | Cutting | MOQ | 1 Ton |
| Loading Port | Shanghai Port | Standard | ASTM EN GB |
| Highlight | Wear Resistance Steel Round Bar,Free Cutting Steel Round Bar,High Strength Steel Round Bar |
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Product Description
Premium 1.8509 Steel Round Bar High Strength & Wear Resistance Free Cutting Any Length
Products Specification
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Products Name |
38CrMoAlA/1.8509 Nitriding Steel Round Bar |
|
Diameter |
10 - 300 mm |
|
Length |
6m or custom cutting any length as request |
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Type |
Hot Rolled |
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Brand |
BAOSTEEL DELTA DONGBEI HUAXI SHAGANG.etc |
|
MOQ |
1 Ton |
|
Loading Port |
Shanghai Port |
|
Packing |
packing by steel wire rope |
|
Deliver time |
5 - 7 days for stock materials |
|
Other Grade |
Q195,Q235,10#,20#,35#,45#,Q215,Q345,12Cr1Mov,15CrMo,304,3 16,20Cr,40Cr,20CrMo,35CrMo,42CrMo,40CrNiMo,GCr15,65Mn,50Mn, 50Cr,3Cr2W8V,20CrMnTi,5CrMnMo ,38CrMoAl, 31CrMoV9 |
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Standard |
ASTM GB EN DIN |
|
Application |
Structure and Industrial |
1. Introduction
EN 1.8509 is a high-strength, low-alloy steel known for its excellent mechanical properties, wear resistance, and good machinability. It is widely used in heavy machinery, automotive, and construction industries due to its durability and reliability under high-stress conditions.
2. Key Parameters & Chemical Composition
Chemical Composition (Typical %)
| Element | C | Si | Mn | Cr | Mo | Others |
|---|---|---|---|---|---|---|
| % Range | 0.30-0.40 | 0.10-0.40 | 0.60-1.00 | 0.90-1.20 | 0.15-0.30 | P, S ≤ 0.035 |
Mechanical Properties
| Property | Value (Typical) |
|---|---|
| Tensile Strength | 850-1000 MPa |
| Yield Strength | ≥ 650 MPa |
| Elongation (%) | ≥ 12% |
| Hardness (HB) | 250-320 |
| Impact Toughness | ≥ 40 J (-20°C) |
3. Key Features
✔ High Strength & Toughness – Suitable for heavy-load applications.
✔ Good Wear Resistance – Ideal for components exposed to friction and abrasion.
✔ Machinable & Weldable – Can be processed easily with standard methods.
✔ Heat Treatable – Can be hardened and tempered for enhanced performance.
✔ Better Corrosion Resistance Than standard carbon steels.
4. Equivalent Grades & Standards
| Standard | Equivalent Grade |
|---|---|
| EN | 1.8509 |
| DIN | 31CrMoV9 |
| ASTM | AISI 4130 / 4135 |
| GB | 38CrMoAlA |
| JIS | SCM430 |
5. Applications
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Shafts, gears, and axles (automotive & machinery)
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Hydraulic & pneumatic components
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Mining & construction equipment
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Tooling, dies, and industrial fasteners
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Heavy-duty structural parts
6. Available Forms & Sizes
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Shape: Round bar, forged, or customized profiles
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Diameter Range: 10mm – 300mm (custom sizes available)
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Length: Standard (3m, 6m) or cut-to-length
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Surface Finish: Black, polished, or precision-ground
7. Certifications & Quality Control
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EN 10204 3.1/3.2 Mill Test Certificates (MTC)
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ISO 9001:2015 Certified Manufacturing
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Ultrasonic Testing (UT) & Hardness Testing Available
8. Packaging & Delivery
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Standard: Bundled, wooden crates, or as per customer requirements.
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Export: Seaworthy packaging for international shipments.
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