JIANGSU MITTEL STEEL INDUSTRIAL LIMITED

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34CrNiMo6 Hot Forged Steel Round Bar Alloy Steel Bar with Quenching and

China 34CrNiMo6 Hot Forged Steel Round Bar Alloy Steel Bar with Quenching and

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34CrNiMo6 Hot Forged Steel Round Bar Alloy Steel Bar with Quenching and

MOQ： 1 Ton
Price： US $690-1,530 / Ton
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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%

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Product Details
Company Details

Product Specification


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%
High Light	Hot Forged Steel Round Bar ，Quenching and Tempering Alloy Steel Bar ，20mm-380mm Diameter 34CrNiMo6 Round Bar

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.

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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

Company Details

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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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JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
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