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34CrMo4 / 4137 / 35CrMo Forged Steel Bar For Mechnical Purpose Dia 110-1200 Mm

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34CrMo4 / 4137 / 35CrMo Forged Steel Bar For Mechnical Purpose Dia 110-1200 Mm

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Large Image :  34CrMo4 / 4137 / 35CrMo Forged Steel Bar For Mechnical Purpose Dia 110-1200 Mm

Product Details:
Place of Origin: China
Brand Name: UST
Certification: ISO9001
Model Number: Dia: 110-1200mm
Payment & Shipping Terms:
Minimum Order Quantity: MOQ:3tons
Price: FOB USD 900- 1000/ton
Packaging Details: Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.
Delivery Time: Within 10-45 days
Payment Terms: L/C, T/T
Supply Ability: 1500 ton/month
Detailed Product Description
Material: Alloy Steel Bar Usage: Mechanical
Surface: Balck Or Bright Process: EAF+LF+VOD+Forged+Heat Treatment(optional)
Inspection: The Third Party Is Acceptable Ultrasonic Test: According To SEP 1921-84
High Light:

Forged Round Bar


Forged Steel Bars

34CrMo4/4137/35CrMo alloy steel bar hot forged steel bar for mechnical purpose, Dia: 110-1200mm




Statically and dynamically stressed components for vehicles, engines and machines - axles, turbine components, chains, forgings, Truck, turbine or rotor drive shafts, gearbox

gears, axles, half-shafts for rear axle stays. Shafts of all types, gears and any components

subject to fatigue stresses. etc.




Germany W.Nr. 1.7220/1.7224

DIN 34CrMo4

Great Britain BS 708M32

USA: AISI 4135/4137

Russia GOST 35KHM/35KHML

France AFNOR 34CD4

Italy: UNI 35CrMo4

Sweden SS 2234

Finland SFS 25CrMo4

ISO 34CrMo4 /SCM 4


Chemical Composition (%):


Carbon 0.30-0.37

Silicon 0.40 max

Manganese 0.60-0.90

Phosphorus 0.025max

Sulphur 0.035 max

Chromium 0.90-1.20

Molybdenum 0.15-0.30


34CrMo4/4137/35CrMo alloy steel bar



Process: EAF+LF+VD+Forged+Heat Treatment(optional)




Hot Forged: 80mm-1200mm



Black, Peeled(K12), Cold Drawn, Turned & Polished(H10, H11), Precision Ground(H9, H8)


Test: Ultrasonic test according to SEP 1921-84


Temperature: 850-890oC.

Harden from a temperature of 830-890oC followed by oil or water quenching.

Tempering temperature: 540-680oC.


Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.


Marking: Heat No. will be cold stamped and Steel grade, diameter mm, length mm, and the manufacturer LOGO and weight kg is painted


34CrMo4 forged steel bar

Contact Details

Contact Person: Anndy

Tel: +8615502127172

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