JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD
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34CrNiMo6 Wind Turbine Main Shaft Forging 6000T Open Die Hydropress
Products:
Main shaft of wind power generator, 34CrNiMo6 main shaft,wind power turbine shaft,GE fan main shaft,coupling,main shaft forging,forging of wind power generator,alloy steel shaft
Products reference:
| Material | 34CrNiMo6,18CrNiMo7-6,4140 |
| Max power | 5MW |
| Application | Transmission function in main engine box of wind power generator |
| Melting process | EF+LF+VD |
| Production process | 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 | ISO,BV,SGS, IST, UL,CTI |
| Delivery terms | Rough machining(N+T);finish machining(Q+T) |
| Test equipment | Spectrograph,UT device,tensile and compact test machine,metalloscope,outside micrometer,bore dial indicator,hardness test machine |
Process procedure:
Forging process flow quality control: Raw material steel ingot into warehouse(test the chemical content) → Cutting→ Heating(Furnace temperture test) → Heat treatment after forging(Furnace temperture test) Discharge the furnace(blank inspection)→ Machining→ Inspection(UT,MT,Visal diamention, hardness)→ QT→ Inspection(UT, mechanical properties, hardness, grain size)→ Finish machining→ Inspection (dimension)→ Packing and Marking(steel stamp, mark)→ Storage Shipment
Custom properties
| Material elements | C | Si | Mn | P | S | Cr | Ni | Mo | |
| 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 |
|
Mechanical properties |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
| 34CrNiMo6 | Ø15 | 750-900 | 450-600 | ≥13 | ≥55 | V | -40℃≥20 | ≤269HBS |
| 4140 | Ø10 | 740~1000 | 450~850 | ≥12 | ≥25 | V | ≥40 | ≤250HBS |
| 18CrNiMo7-6 | Ø15 | ≥980 | ≥785 | ≥9 | ≥40 | V | ≥47 | ≤269HBS |
Commerce clause
| Max. weight | 35T |
| MOQ | 1PC |
| Delivery time | 30-50days |
| Package | Plywood case,wooden pallet,steel frame |
| Delivery terms | FOB;CIF;CFR；DDU； |
| Payments terms | T/T,LC |
| Type of shipping | By ocean,air |
Features
Keywords
Wind field,widely used in ocean wind power generator,green power,etc,improve mechanical properties of main shaft of wind power generator, 0.8MW;1.2MW;2MW;3.MW;3.6MW;5MW various big,middel,small type fan shaft etc.
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.
We are professional forging supplier, if you are interested, please come here.