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Raian IonescuMaterial quality very good. we have cooperate more than 10 Years. They trade lots kinds of steel material. All material quality good. They duty for all material quality. We are planing continue cooperate with them in the future
34CrNiMo6 Hot Forged Steel Round Bar Alloy Steel Bar with Quenching and Tempering 20mm-380mm Diameter
Product Details
| Material | DIN 34CrNiMo6 Steel | Diameter | 20-380mm |
|---|---|---|---|
| Length | 2000-13000mm | Surface Treatment | Polished |
| Technique | Forging, Hot Rolled, Cold Draw | Tensile Strength | 933-1011 N/mm² |
| Yield Strength | 832-899 N/mm² | Elongation | 19-20% |
| Hardness | 274-303 HB | Reduction Area | 53-64% |
| Impact Energy | 117 J | Carbon Content | 0.30-0.38% |
| Chromium Content | 1.4-1.7% | Nickel Content | 1.4-1.7% |
| Molybdenum Content | 0.15-0.30% | ||
| Highlight | Hot Forged Steel Round Bar,Quenching and Tempering Alloy Steel Bar,20mm-380mm Diameter 34CrNiMo6 Round Bar |
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Product Description
34CrNiMo6 Hot Forged Steel Round Bar
Alloy Steel Quenching and Tempering Rough Turned
Product Overview
34Cr2Ni2Mo DIN 34CrNiMo6 Hot Rolled Steel Round Bars available in diameters from 20mm to 380mm.
Technical Specifications
Material: DIN 34CrNiMo6 steel round bar
Grades: 34CrNiMo6, 34CrNiMo, 34Cr2Ni2Mo
Technique: forging, hot rolled, cold draw
Surface: black, turned and ground, bright
Diameter: 20 to 380mm (4-800mm customized)
Length: 2000 to 13000mm or customized
Process: EAF + LF + VD + forged + heat treatment
Chemical Composition
| C | Si | Mn | S | P | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|
| 0.30~0.38 | 0.17~0.37 | 0.40~0.70 | ≤0.025 | ≤0.025 | 1.4~1.7 | 1.4~1.7 | 0.15~0.30 |
Mechanical Properties
- Tensile strength (N/mm² MPa): ≥933~1011
- Elongation: ≥19~20
- Yield strength: ≥832~899
- Hardness: ≤274~303HB
- Reduction of area: ≥53~64
- Akv(J): ≥117
- akv(J/cm²): ≥144~172
Equivalent Grades
| USA | Japanese | Germany | British | France | International | Chinese |
|---|---|---|---|---|---|---|
| ASTM&AISI&SAE | 34CrNiMo6 | EN BS | EN NF | 34Cr2Ni2Mo | GB |
Applications
Gear shafts used in vessels, vehicles, airplanes, weapons, railways, bridges, pressure vessels, machinery and more.
Commonly used for carburized gears, pinions, shafts, bearings, piston rings, ring gears, crankshafts, and transmission systems in tractor motors and small-to-medium automobiles.
Packaging & Shipping
- Packing: Standard seaworthy packing or as customer required
- Delivery: 20 days
Available Stock Sizes
Round Bar Diameter: 12-380mm
Our steel materials are available in various sizes and conditions including round bars, flat bars, plates, and blocks. Conditions range from pre-hardened, hot rolled, annealed, quenched and tempered with surface conditions including black, pre-machined, grinding, and polish.
Product Images
Why Choose Us
Quality Assurance
We source materials exclusively from government-owned steel mills to ensure consistent, high-quality steel products. Our competitive pricing combined with superior quality has earned us customer trust for over two decades.
Timely Delivery
We prioritize every business transaction to ensure speedy delivery, whether for raw materials or finished products with machining or heat treatment.
Quality Commitment
Our ISO 9001 certified quality management system undergoes regular audits and recertification to continuously improve and meet customer demands.
Comprehensive Services
We provide quality special steel for all industries with orders of any size or length. Our value-added services include metal cutting, sizing, machining (blanking, milling, grinding), heat treatment, and sawing for small or large quantities.
Company Product Range
Alloy Steel: 5140, 5115, 5120, 5130, 5145, 4118, 4130, 4135, 6150, 4142, 4720, 4320, E9310, 8620, 4340
Tool Steel: H13, 1.2344, SKD61, D2, SKD11, 1.2379, 1.2510, 01, SKS3, 95MnWCr5, D3, SKD1, 1.2419, SKS31, H21, SKD5, 1.2581, P20, 35CrMo7, 1.2738, 1.2316, M2
Bearing Steel: GCr15, 52100, SUJ1, SUJ2, 100Cr6, 1.2067, 55C, 8620, 4320, 9310, 440C, M50, 8620h
Spring Steel: 9260, SUP6, SUP7, 1.7108, 54SiCr6, 1.7102, 5155, SUP9, 1.7176, 5160, 1.7177, 6150, SUP10, 51CrV4, 1.8159
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