JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD
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34CrNiMo6 Wind power main shaft,fan main shaft axle shaft forging
1.Products:
Wind power main shaft,fan main shaft
2.Product reference:
| Material | 34CrNiMo6 |
| Equipment | 3150MN open die forging hydropress |
| Application |
Connect fan blade to fan pedestal |
| Melting process |
EF+LF+VD |
| Production process |
Forging+heat treatment after forging+rough machining+mark and packing |
| Forging ratio |
≥4 |
| Applicable standard | ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
| Executive standard | JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
| Certificate authority | ISO9001,PED ,TÜV |
| Delivery term |
Each shaft is qualified product,no processing flaw,completely meet the mechanical property and operating requirements |
|
Test equipment | Spectrograph,UT,MT test device,tensile,impact test device,metalloscope Outside micrometer,bore dial indicator |
|
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. |
3.Custom properties
| Material elements | C | Si | Mn | P | S | Cr | Ni | Mo | Other |
| 34CrNiMo6 | 0.34~0.37 | 0.22~0.35 | 0.55~0.75 | ≤0.015 | ≤0.01 | 1.45~1.70 | 1.5~1.70 | 0.2~0.3 |
| Mechanical property | Sample Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
| 34CrNiMo6 | Ф20 | 800-950 | ≥650 | ≥13 | ≥55 | V | ≥45J(-40℃±2) | 260-300 |
4.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
5.Commerce clause
| Max weight | 30T |
| MOQ | 1 PC |
| Delivery date | 60days |
| Package | Iron frame |
| Trade term | FOB;CIF |
| Payment term | T/T,LC |
| Transportation | By vehicle,ocean,air |
6.Keywords
Main shaft is he key parts of wind power generator that can connect hub and gear box,most common material is 34CrNiMo6,normally it need to be machined at horizontal lathe,deep hole driller,floor type boring machine after forged,except machining it need to be carry out various tensile test
7.Feature:
High-precision dimensional tolerance;Excellent mechanical properties;
Produce different dimension based on customer’s requirements;
Advanced manufacture equipments and inspection devices;
Excellent technical personality;Control the production procedure strictly;
Pay attention on the package protection;
