JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 20Ton per week |
| Delivery Time | 5 - 12 days based on the quantity |
| Packaging Details | standard packing for export |
| 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 |
| Brand Name | DELTA |
| Model Number | 31CrMoV9（1.8509）/ 38CrMoAlA |
| Certification | ISO |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Supply Ability | 20Ton per week |
| Delivery Time | 5 - 12 days based on the quantity | Packaging Details | standard packing for export |
| 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 |
| Brand Name | DELTA | Model Number | 31CrMoV9（1.8509）/ 38CrMoAlA |
| Certification | ISO | Place of Origin | China |
| High Light | Wear Resistance Steel Round Bar ，Free Cutting Steel Round Bar ，High Strength Steel Round Bar | ||
Premium 1.8509 Steel Round Bar High Strength & Wear Resistance Free Cutting Any Length
Products Specification
| Products Name | 38CrMoAlA/1.8509 Nitriding Steel Round Bar |
| Diameter | 10 - 300 mm |
| Length | 6m or custom cutting any length as request |
| Type | Hot Rolled |
| 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 |
| Standard | ASTM GB EN DIN |
| Application | Structure and Industrial |
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.
| 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 |
| Property | Value (Typical) |
|---|---|
| Tensile Strength | 850-1000 MPa |
| Yield Strength | ≥ 650 MPa |
| Elongation (%) | ≥ 12% |
| Hardness (HB) | 250-320 |
| Impact Toughness | ≥ 40 J (-20°C) |
✔ 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.
| Standard | Equivalent Grade |
|---|---|
| EN | 1.8509 |
| DIN | 31CrMoV9 |
| ASTM | AISI 4130 / 4135 |
| GB | 38CrMoAlA |
| JIS | SCM430 |
Shafts, gears, and axles (automotive & machinery)
Hydraulic & pneumatic components
Mining & construction equipment
Tooling, dies, and industrial fasteners
Heavy-duty structural parts
Shape: Round bar, forged, or customized profiles
Diameter Range: 10mm – 300mm (custom sizes available)
Length: Standard (3m, 6m) or cut-to-length
Surface Finish: Black, polished, or precision-ground
EN 10204 3.1/3.2 Mill Test Certificates (MTC)
ISO 9001:2015 Certified Manufacturing
Ultrasonic Testing (UT) & Hardness Testing Available
Standard: Bundled, wooden crates, or as per customer requirements.
Export: Seaworthy packaging for international shipments.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Total Annual:
>1000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative... Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative...
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