JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
WUXI DETA METAL PRODUCTS CO.,LTD
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31CrMoV9 Round Bar / 1.8519 Alloy Round Rod Nitriding Steel Forged 300mm Diameter
Products Specification
| Products Name | 31CrMoV9 Alloy Steel Round Bar |
| Diameter | 10 - 500 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 |
Supply Range of 31CrMoV9 Alloy Steel
31CrMoV9 is available in round bar and plate:
Relevant 31CrMoV9 Specification and Equivalent Steel Grades
| Steel Grade | Specifications | Equivalent Grades |
|---|---|---|
| 31CrMoV9 | EN 10085 | 1.8519, 34CrAlMo5-10, 34CrAlNi7-10 |
31CrMoV9 Material and Equivalent’s Chemical Composition
| Element | 31CrMoV9 (%) | 34CrAlMo5-10 (%) | 34CrAlNi7-10 (%) |
| C | 0.27-0.34 | 0.30-0.37 | 0.30-0.37 |
| Cr | 2.30-2.70 | 1.0-1.30 | 1.50-1.80 |
| Mo | 0.15-0.25 | 0.15-0.25 | 0.15-0.25 |
| V | 0.10-0.20 | – | – |
| Si | max 0.4 | max 0.4 | max 0.4 |
| Mn | 0.40-0.70 | 0.40-0.70 | 0.40-0.70 |
| S | max 0.035 | max 0.035 | max 0.035 |
| P | max 0.025 | max 0.025 | max 0.025 |
31CrMoV9 Steel Properties
31CrMoV9 Alloy Steel is esteemed for its exceptional mechanical properties, including:
| Tensile strength Rm | 900 – 1100 N/mm2 |
| Brinell hardness | 284 – 346 HB |
| Yield strength Rp0.2 | > 700 N/mm² |
| Strain | > 11 % |
| Fracture reduction | > 45% |
Forging of 31CrMoV9
Forging of 31CrMoV9 steel should be done between 1050°C to 850°C, followed by cooling in the furnace or in air. This process enhances its mechanical properties by refining the steel’s microstructure.
Heat Treatment of 31CrMoV9
For steel 1.8519, the heat treatment involves several steps to optimize its mechanical properties.
Application of 31CrMoV9
31CrMoV9 finds its application in areas requiring high strength and endurance against wear and fatigue. Common applications include:
Why Choose Otai for 31CrMoV9
Choosing Otai Special Steel for 31CrMoV9 means opting for reliability, quality, and unmatched expertise. Our advantages include:
In conclusion, 31CrMoV9 is an engineering steel that combines durability, strength, and versatility. Otai Special Steel is your go-to supplier for high-quality 31CrMoV9, offering expert guidance and fast, reliable service. Whether you’re a distributor, end user, or trading company, we’re here to meet your needs with excellence.
