34CrNiMo6 / 18CrNiMo7-6 / 4140 Heavy Steel Forgings Wind Turbine Main Shaft - Sell

34CrNiMo6 / 18CrNiMo7-6 / 4140 Heavy Steel Forgings Wind Turbine Main Shaft

2016-09-27 05:42 Views:99

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34CrNiMo6 / 18CrNiMo7-6 / 4140 Heavy Steel Forgings Wind Turbine Main Shaft

Products:

wind power main shaft/shaft, wind power tubine shaft, coupling, main shaft forging, wind power forging and alloy steel shaft.

Products reference:

Material

34CrNiMo6,18CrNiMo7-6,4140

Max. power

5MW

Apply for

Its used in wind power generator box play the role of transmission. The turning fan drive the main shaft, and ganged the speed changer.

Melting process

LF+EF+VD

Process technology

Forging+heat treatment+rough machining+finish machining

Forging ratio

≥3.5

Applicable standard

ASTM,ASME,DIN,JIS,ISO,BS,API,EN

Executive standard

JB/GB/EN/DIN/JIS/ASME/ASTM/ISO

Certification authority

ISO9001:2008,BV,GSG,IST,UL.CTI

Delivery terms

Rough machining(N+T); finish machining(Q+T)

Test equipment

Spectrograph, UT device, tensile and compact test machine, metalloscope,external micrometer, bore dial indicator, hardness testing device and so on.

Service

Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality.

Custom properties

Material elements	C	Si	Mn	P	S	Cr	Ni	Mo	Others
34CrNiMo6	0.30-0.38	≤0.040	0.50-0.80	≤0.035	≤0.035	1.30-1.70	1.30-1.70	0.15-0.30
4140	0.38-0.43	0.15-0.35	0.60-0.90	≤0.035	≤0.040	0.80-1.10	--	0.15-0.25	-
18CrNiMo7-6	0.15-0.21	0.17-0.35	0.50-0.90	≤0.025	≤0.025	1.50-1.80	1.40-1.70	0.25-0.35