Fifth Wheel Locking Bar

Material:45#

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Technical Characteristics

One of the defining features of semitrailer tractors and truck tractor accessories the fifth wheel locking bar is its locking and release mechanism.  As the trailer is backed onto the fifth wheel, the locking bar is designed to automatically engage and securely trap the kingpin within the jaws of the fifth wheel. This automatic locking ensures a reliable and robust connection, allowing the tractor and trailer to operate as a single unit. During the uncoupling process, the locking bar is manually released, allowing the kingpin to be smoothly disengaged, facilitating the separation of the tractor and trailer.

Material selection plays a crucial role in the design and construction of the fifth wheel locking bar. Typically made from high-strength alloy steel, the locking bar undergoes precision machining and heat treatment to withstand the dynamic forces and loads encountered during coupling and decoupling operations. The robustness of the locking bar is essential to its ability to maintain a secure connection under various road conditions and loads.

The fifth wheel locking bar is an integral component in the safety system of the entire tractor-trailer combination. A secure and properly functioning locking bar prevents the unintended release of the trailer, reducing the risk of accidents and enhancing road safety. This reliability is particularly critical in the logistics and transportation industries, where the consequences of an accidental uncoupling can be severe.

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About Us
Jiangsu Nanyang Chukyo Technology Co., Ltd.
Jiangsu Nanyang Chukyo Technology Co., Ltd.
Jiangsu Nanyang Chukyo Technology Co., Ltd., formerly known as Shanghai Jiao Tong University Zhongjing Forging Co., Ltd., was established on October 18, 2017. In April 2019, a new production line was put into operation, and in April 2020, the company completed its relocation from Shanghai to Jiangsu. With the establishment of six production lines, the company leverages the triple brand advantages of Shanghai Jiao Tong University, Jiao Tong Zhongjing, and Nanyang Zhongjing. With the support of advanced high-tech forging technology from Shanghai Jiao Tong University's forging profession, the company has experienced stable development for over thirty years. Currently, the company is a member of the China Forging Association. Custom 45# Fifth Wheel Locking Bar Forging Parts Factory.
In 2017, the company officially settled in Daitou Town, Liyang City, Jiangsu Province. With an area of 64 acres and a factory space of nearly 16,000 square meters, the company currently employs 200 people. It possesses one 2,500-ton, three 1,600-ton, and one 1,000-ton hot die forging press lines, with mold technicians utilizing advanced CAD/CAM CNC equipment and manufacturing technology. The main products include forged parts for the automotive industry, construction machinery industry, and industrial instrumentation sector, with materials ranging from carbon steel and alloy steel to stainless steel. The annual production capacity of forged parts reaches 20,000 tons. We are 45# Fifth Wheel Locking Bar Manufacturers and Suppliers in China.
With a strong foundation and expertise in the industry, Jiangsu Nanyang Chukyo Technology Co., Ltd. is committed to providing high-quality forging products that meet the diverse needs of various industries.
Certificate Of Honor
  • ISO14001 2015 Certificate
  • ISO45001 2018 Certificate
  • NYCT IATF16949
  • NYCT ISO9001
  • PED Certificate
  • PED Certificate
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