Changsha Haochang Machinery Equipment Co., Ltd
To be a first-class supplier in the market segments.
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| MAN | |||||||
| Engine Model | OEM Ref. | Main (mm) | Conrod (mm) | Stroke (mm) | Length (mm) | Net weight(kg) | Packing size(mm) |
| D2566 | 20 0502 25661 | φ104 | φ90 | 155 | 1096.5 | 108Kg | |
| D2066 | φ104 | φ90 | 155 | 1010.5 | 93Kg | ||
| D2876 | 51.02100.6018 | φ104 | φ90 | 166 | 1088 | 114Kg | 1100x270x260 |
| D2866 | 51 02101 6081 | φ104 | φ90 | 155 | 1088 | 107Kg | |
Crankshaft mechanical character
| Material: | Ductile cast QT800-6 |
| Strength of extension | ≥800 MPA |
| Elongation | ≥5.5% |
| Strike | ≥25 J/CM2 |
| Hardness(before strengthen) | HB250-310 |
| Hardness(after strengthen) | HRC46-52 |
Technical specification
|
Manufacturing | TS16949 certificated |
| Permanent molds | |
| Fillet rolling processing, nitriding, induction hardening | |
| Flexibility of production | |
| Fatigue test according to performance in engine |
Advantage of crankshaft
• The crankshaft hardness after induction hardening
• Continuous and homogeneous hardness
• High corrosion resistance
• More flexible structure
• High stress resistance
• High fatigue and shock resistance
• Suitable to work under friction and heavy loading pulse.
FAQ:
1. What information should let you know if i want to get a quotation?
A:To get a quotation, pls let us know the exact part name, part number, quantity,quality level and trade terms like EXW, FOB and so on. More details if provided will help.
2. How many days will samples be finished? And how about the mass production?
A: For regular models, generally we have ready samples to be sent out at the earliest time(About 5-10 days).As for mass production, it completely depends on customers’order qty (About 30-40 days).
3. Does the crankshaft have a surface treatment ?
A: Yes .
Crankshaft heat treatment is the key technology to enhance the surface treatment.
Our crankshaft surface treatment method has Nitriding and Quench .
Crankshaft surface hardness:
Casting iron hardness: HRC48-52
Forging steel hardness: HRC52-58
4. Can you make customer brand box and engrave brand on crankshaft body ?
A: Yes .
Customer's own brand box and engrave brand on crankshaft body is accepted .
1.Box production moq is 50pcs. Delivery time is different as have to do special packaging , about a week more.
2. Your Own Brand registration and Brand Use Authorization will be required .
5. Can you develop crankshaft according to our sample and drawings ?
A: Yes.
The new product development process as below.
1. You provide the crankshaft samples/ drawings , or crankshaft length , main Journal, Con-rod Journal , Stroke, OE number and parts applicable vehicle details;
2. Annual demand is required .
3. Development term : 90 days .