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34CrNiMo6 hot rolled steel round bars

34CrNiMo6 is a quenching and tempering steel with high strength, high toughness and good hardenability. Used for large axles, machine components, tools and high strength fasteners. The steel can be induction hardened and it is weldable under certain conditions. Through hardenability to appr. 100 mm diameter bar with oil quenching.

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Steel Round Bars

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34CrNiMo6 Chemical composition and Equivalents steel grade properties

BS EN 10083 – 3:2006	34CrNiMo6	C	Si	Si	P	S	Cr	Mo	Ni
BS EN 10083 – 3:2006		0.30-0.38	0.40 Max	0.50-0.80	0.025 max	0.035 max	1.30-1.70	0.15-0.30	1.30-1.70

34CrNiMo6 Steel Mechanical Properties

Diameter(mm)	< 16	16~ 40	40~100	100~160	160 ~250
Thickness t (mm)	< 8	8~20	20~60	60~100	100~160
Tensile strength Rm (N/mm2)	1200 – 1400	1100 – 1300	1000 – 1200	900 – 1100	800 – 950
Elongation A (%)	9 min	10 Min	11 Min	Min 12	13 Min
Reduction of area Z (%)	40Min	45 Min	50Min	55Min	55MIn
Toughness CVN (J)	35Min	45Min	45Min	45Min	45 Min
Yield strength Re (N/mm²)	1000 Min	900 Min	800 Min	700 Min	600 Min

EN 34CrNiMo6 Steel Standards And Equivalents

BS EN 10083 -3: 2006	34CrNiMo6 / 1.6582	ASTM A29: 2004	4337
BS EN 10250 – 3: 2000

3. EN/DIN 34CrNiMo6 Steel Chemical Composition Properties

BS EN 10083 – 3:2006	34CrNiMo6 /1.6582	C	Mn	Si	P	S	Cr	Mo	Ni
BS EN 10083 – 3:2006		0.30-0.38	0.5-0.8	0.40 max	0.025 max	0.035 max	1.3-1.7	0.15-0.30	1.3-1.7
BS EN 10250-3:2000		C	Mn	Si	P	S	Cr	Mo	Ni
BS EN 10250-3:2000		0.30-0.38	0.5-0.8	0.40 max	0.035 max	0.035 max	1.3-1.7	0.15-0.30	1.3-1.7
ASTM A29: 2004	4337	C	Mn	Si	P	S	Cr	Mo	Ni
ASTM A29: 2004	4337	0.30-0.40	0.6-0.8	0.20-0.35	0.035 max	0.040 max	0.70-0.90	0.20-0.30	1.65-2.00

4.Mechanical Properties of EN/DIN 34CrNiM06 / 1.6582 Alloy Steel

Properties	< 16	>16 – 40	>40 – 100	>100 – 160	>160 – 250
Thickness t [mm]	< 8	8<t<20	20<t<60	60<t<100	100<t<160
Yield strength Re [N/mm²]	min. 1000	min. 900	min. 800	min. 700	min. 600
Tensile strength Rm [N/mm2]	1200 – 1400	1100 – 1300	1000 – 1200	900 – 1100	800 – 950
Elongation A [%]	min. 9	min. 10	min. 11	min. 12	min. 13
Reduction of area Z [%]	min. 40	min. 45	min. 50	min. 55	min. 55
Toughness CVN [J]	min. 35	min. 45	min. 45	min. 45	min. 45

5.Heat Treatment of 34CrNiMo6 Engineering Steel

Quenched and Tempered (Q+T) of 34CrNiMo6 Steel

Heat 34CrNiMo6 round steel slowly to the temperature of 850°C;
Soak at this hardening temperature quench in oil;
Temper as soon as 34CrNiMo6 steels reach room temperature.
Heat uniformly to the suitable temperature;
Withdraw from the furnace and cool in the air.
The usual tempering temperature is 600°C which depending on the actual requirements.

6.Forging of DIN 34CrNiMo6 / 1.6582 Steel

Hot forming temperature: 1100-900oC.

7.Machinability of Steel 34CrNiMo6

Machining is best done with this 1.6582 alloy steel in the annealed or normalized and tempered condition. It can be machined by all conventional methods.

8.Welding

The alloy materials can be fusion or resistance welded. Preheat and post heat weld procedures should be followed when welding this alloy by established methods.

9.Application

is reliable to supply engineering 34CrNiMo6 steels / 1.6582 engineering alloy steels. Please tell us your detailed requirements and have the best offer soon.

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Up to now, we have also established long-term, win-win partnerships with a number of large steel mills. We are the first-level agent for Chinese state-owned enterprises Shanghai Baosteel and Taigang Iron and Steel Group. Our products can meet every unique requirement of our customers. We provide customized services.

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

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2 : Wide excellent experiences with after-sale service.
3 : Every process will be checked by responsible QC which insures every product's quality.
4 : Professional packing teams which keep every packing safely.
5 : Trial order can be done in one week.
6 : Samples can be provided as your requirements

FAQ

Q1:Are you trading company or manufacturer?

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Q2:Does the product have quality inspection before loading?

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Q3:Can you provide the samples free?

A:Yes, we could provide the free samples, but the freight will be covered by customer. And the freight will be returned after we cooperate.

Q4:What about product prices information?

A:Prices various according to periodic price changes of raw materials.

Q5:What is your delivery time ?

A:The delivery time is usually about 7-15 days. The exact time depends on order quantity and inventory. We could sent out in a week if it has stock.

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