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Hot Rolled DIN 34CrNiMo6 Alloy Steel Round Bar 20mm - 380mm Diameter

Minimum Order Quantity	1 Ton
Price	US $650-1,250 / Ton

Product Details

Material	DIN 34CrNiMo6 Steel	Grades	34CrNiMo6, 34CrNiMo, 34Cr2Ni2Mo
Technique	Forging, Hot Rolled, Cold Draw	Surface	Black, Turned, Ground, Bright
Diameter	20-380mm (customizable 4-800mm)	Length	2000-13000mm (customizable)
Process	EAF + LF + VD + Forged + Heat Treatment	Carbon Content	0.30~0.38%
Chromium Content	1.4~1.7%	Nickel Content	1.4~1.7%
Molybdenum Content	0.15~0.30%	Tensile Strength	933~1011 N/mm²
Yield Strength	832~899 N/mm²	Hardness	≤274~303 HB
Elongation	≥19~20%
Highlight	Hot Rolled Steel Round Bar , 20mm - 380mm Diameter Alloy Steel Bar , DIN 34CrNiMo6 Round Bar

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Product Description

34Cr2Ni2Mo DIN 34CrNiMo6 Hot Rolled Steel Round Bars

High-quality alloy steel round bars available in diameters from 20mm to 380mm, with custom sizes up to 800mm possible.

Product 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 customizable)
Length: 2000 to 13000mm or customized
Process: EAF + LF + VD + forged + heat treatment (annealed, normalized, Q+T)

Chemical Composition 34CrNiMo6

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 34CrNiMo6

Tensile strength (N/mm² MPa): ≥933~1011
Elongation: ≥19~20
Yield strength: ≥832~899
Hardness: ≤274~303 HB
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	JIS	EN DIN 34CrNiMo6	EN BS	EN NF	ISO	GB 34Cr2Ni2Mo

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 for tractors and small-to-medium automobiles.

Packaging & Shipping

Packing: Standard seaworthy packing or as customer required
Delivery: 20 days

Available Stock Sizes

Product Form	Diameter
Round Bar	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 to surface conditions such as black, pre-machined, grinding, and polish.

Why Choose Our Steel Products?

Quality Assurance
Materials sourced directly from government-owned steel mills ensuring consistent high quality and competitive pricing.

Timely Delivery
Priority treatment for all orders with shortest possible lead times for both raw and finished materials.

Quality Commitment
ISO 9001 certified quality management system with regular audits and continuous improvement.

Comprehensive Service
Value-adding services including metal cutting, sizing, machining, heat treatment, and sawing for any quantity.

Company Main Products

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