Semi-trailer suspension is an important part connecting the traveling device and the frame of the semi-trailer. The supporting force, braking force, and driving force of the vehicle are all transmitted through the suspension system. And the suspension can also reduce the impact of harsh roads on the
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According to foreign media reports, on September 24, the consulting firm Alixpartners said that due to supply chain problems, global automakers may lose 7.7 million vehicles output in 2021, and annual revenue losses may be as high as 210 billion USdollars, which is almost twice as expected earlier t
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A semi trailer is one of the main transportation equipment for cargo transportation in the world. The semi-trailer axle is the core component of a semi-trailer. Semi trailers in different countries and regions are equipped with different styles of axles.The semi-trailer axle is mainly composed of fo
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According to the statistical analysis of the China Association of Automobile Manufacturers (CAAM), in August 2021, the overall production and sales of automobiles continued the downward momentum and the year-on-year rate of decline expanded compared with the previous month. On the one hand, the inte
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According to the statistical analysis of China Automobile Industry Association, the export of Chinese automobile enterprises hit a new record in July 2021. Among them, the contribution of new energy vehicle export growth was 31.5%
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A leaf spring is the most widely used elastic element of automobile suspensions. It is an approximate equal strength steel beam composed of several alloy spring sheets of equal width and unequal length. There are many kinds of leaf springs, which can be classified according to the following classifi
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According to the statistical analysis of China Automobile Industry Association, in July 2021, the new energy vehicle market showed the characteristics of "not light in the off-season", the production and sales continued to grow month on month and year-on-year, and both reached a record high.
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Trailers can be divided into full trailer and semi-trailer. What is the difference between them? What are their characteristics? 1. Definition of trailer, full trailer and semi-trailer 1) Definition of trailerTrailer means a vehicle towed by a tractor/truck/car without its own power drive. A tracto
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What is the semi-trailer?Semi-trailer is a trailer whose axle(s) is placed behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and is equipped with a coupling device (king pin) that can transmit horizontal and vertical forces to the tractor. Part of the total load of the
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In July 2021, affected by adverse factors such as the shortage of automotive chips and the full implementation of the China VI Vehicle Emission Standards (commercial vehicles), China's automobile production and sales decreased year-on-year, but the sales of new energy vehicles still maintained rapid
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In the rainy season every year, we often encounter continuous heavy rainfalls,
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In early 2020, the COVID-19 was released. It has added a short-term downward adjustment impact to China's economy, it changed China's macroeconomic rhythm, but did not change its trend. The short-term impact of the epidemic on the economy was very obvious, even heavier than that during the SARS peri
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Recently, someone released a picture of a lightweight semi-trailer in the Truck Friends group. This trailer actually uses a "plastic leaf spring" suspension? A tossed stone raises a thousand ripples, and a discussion about "plastic leaf spring" exploded.
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The CPCA predicts that the annual wholesale sales will reach 2.4 million units.
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In May 2021, China's automobile production and sales decreased slightly year on year, and new energy vehicles continued to maintain high growth.
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At the end of 2020, the number of civilian motor vehicles in the country is 273,385,600, of which the number of private motor vehicles is 242,851,700.
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Since 2016, the global semi-trailer industry has shown a rapid growth trend. After years of development, it has entered a stage of stable growth. From 2016 to 2020, global semi-trailer sales increased from 1.138 million to 1.191 million.
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In June 2021, affected by the switch between commercial vehicles and emission standards, the production and sales of commercial vehicles decreased significantly year on year, and the decline was greater than that of passenger vehicles.
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In 2020, the total import and export volume of China's automobile products reached 151.4 billion US dollars
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From January to June, the production and sales of both cars exceeded 12 million, with a year-on-year growth rate of more than 20%, maintaining a rapid growth momentum.
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