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China Standard CZPT 28t Internal Backplate Linked Landing Gear Legs Redefining Reliability Landing Gear with Good quality

Product Description

Product Description


Name Durability Redefined: Chinese-Made Internal Backplate Linked 28t Landing Gear Legs
Size 480 Lifting Stroke, 840 Installation Height
Material Steel
Structure Backboard, Heel
Features High Quality and Competitive Price, OEM
Weight Capacity 70T Static Load, 28T Bearing Load
MOQ 1 Pair
Certification CCC, ISO
Brand Yahua StHangZhouk
Warranty 6 Months
OEM Accepted


ZheJiang StHangZhouk International Trading Co., Ltd. is an international trading company under ZheJiang CHINAMFG Machinery Manufacturing Co., Ltd. 
We have manufacture of our own and we are mainly engaged in various types of semi-trailer axles, semi-trailer landing gears, suspension systems and accessories. Our main markets include Europe, Southeast Asia, the Middle East and mainland China.
Our company insists on our business spirit of “Customers As Gods, Quality As Top”. We are increasingly expanding our international market share based on quality products, excellent services, reasonable prices and timely delivery. Please contact us at any time for more information.
We will treasure each opportunity to cooperate with you. We will use our CHINAMFG and Good Quality to win your trust!
Q1. What is your terms of packing?

A: Generally, we will package it with fumigation-free wooden holder in brown boxes. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?

A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?


Q4. How about your delivery time?

A: Generally, it will take 5 to 10 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce according to the samples?

A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?

A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery.

Q8: How do you make our business long-term and good relationship?

A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Installation Guide
Warranty: 6 Months
Type: Jack
US$ 160/Piece
1 Piece(Min.Order)


Order Sample



Customized Request

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Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.
Payment Method:


Initial Payment

Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

Can internal gears be used in heavy-duty machinery and equipment?

Yes, internal gears can be used in heavy-duty machinery and equipment. Here’s a detailed explanation of the suitability of internal gears for heavy-duty applications:

Internal gears are robust and versatile gear types that can effectively handle heavy loads and transmit high torque. Their design allows them to accommodate large gear diameters and tooth widths, making them well-suited for heavy-duty applications where durability and strength are paramount.

When considering the use of internal gears in heavy-duty machinery and equipment, several factors should be taken into account:

  • Load Capacity: Internal gears are designed to carry substantial loads due to their large tooth contact area. The internal arrangement of the gears provides inherent support and distributes the load over multiple teeth, resulting in enhanced load-carrying capacity. This makes them suitable for heavy-duty applications that involve high torque and significant power transmission requirements.
  • Gear Strength: Internal gears can be manufactured using materials with high strength and hardness, such as alloy steels or case-hardened steels. These materials offer excellent resistance to wear, fatigue, and deformation, making them well-suited for heavy-duty applications. Additionally, heat treatment processes can further enhance the gear’s strength and durability.
  • Efficiency: Internal gears exhibit high efficiency due to their large contact ratios and effective load distribution. The gear teeth engage along the inner surface, resulting in substantial tooth contact and optimized force transmission. This efficient power transmission is beneficial in heavy-duty machinery where minimizing energy losses is crucial.
  • Noise and Vibration: Properly designed and manufactured internal gears can help reduce noise and vibration levels in heavy-duty machinery. The internal gear arrangement inherently promotes smoother meshing and reduced impact forces, resulting in quieter operation. Additionally, tooth profile modifications, such as crowning or profile shifting, can be employed to further minimize noise and vibration.
  • Space Constraints: In some heavy-duty applications, space constraints may be a consideration. Internal gears can be advantageous in such scenarios due to their compact design. The internal gear arrangement allows for a more compact gear box design, enabling equipment manufacturers to optimize space utilization while maintaining high load-carrying capacity.
  • Customization: Internal gears can be customized and tailored to specific heavy-duty applications. This includes optimizing tooth profiles, gear ratios, and material selection to achieve the desired performance characteristics. Customization options allow engineers to design internal gears that meet the unique requirements of heavy-duty machinery and equipment.

Overall, internal gears are well-suited for heavy-duty machinery and equipment applications. Their robust design, high load-carrying capacity, efficiency, and customization options make them a reliable choice for transmitting power in demanding environments. Proper engineering analysis, material selection, and manufacturing processes ensure that internal gears can effectively withstand the rigors of heavy-duty operations, contributing to the reliable and efficient performance of the machinery or equipment.

China Standard CZPT 28t Internal Backplate Linked Landing Gear Legs Redefining Reliability Landing Gear with Good qualityChina Standard CZPT 28t Internal Backplate Linked Landing Gear Legs Redefining Reliability Landing Gear with Good quality
editor by Dream 2024-05-15


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