Transmission shaft for Hot compact excavator hydraulic excavators
* Product Application
Applied to road equipment in the field of construction machinery, this product is mainly used to connect the interface of asphalt paver.
* Specifications
Product specifications and technical requirements (excerpt) refer to the following table, can also meet the customer non-standard customization.
|
Material |
Tempering Requirement |
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|
Mechanical property |
Hardness |
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|
Tensile Strength |
Yield Strength |
Elongation |
Reduction of area |
Impact energy |
Notched bar impact strength |
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|
N/mm2 |
N/mm2 |
% |
% |
J |
J/cm² |
HB |
|
| Forging 40CrNiMoA |
＞980 |
＞835 |
≥12 |
≥55 |
≥78 |
≥98 |
240-270 |
| Remark：The tempering requirements are mechanical properties or hardness, which can not be met at the same time. | |||||||
*Service & Advantage
According to the special requirements of customers, the current surface treatment methods are:
1）Hard chrome plating，NSS method in ISO 9227 (GB/T 10125) is adopted to meet the requirements of 72 hours salt spray test.
2）Zinc plating, yellow zinc salt spray test requirements≥96 hours in accordance with ATM B633 standard.
3）MAGNI 565 treatment，salt spray test reach 480 hours.
4）Electrophoresis，salt spray test reach 250 hours.
5）Special surface treatment can be customized.
6）Implemented according to GB/T6402 “Steel Forgings Ultrasonic Testing Method” quality grade 4.
*Our Factory
We are committed to intelligent automatic production lines, welding robot production lines, laser cutting machines, implementing digital lean management models, mastering core innovation technologies, and with multiple invention patents and practical program model patents to ensure that the level of technical capabilities is always at the forefront of the industry at the forefront of the industry.With its own technology, superior quality and integrity, to provide customers with superb products and professional services, has won a wide range of credibility at home and abroad.
