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Wfcj Hot Selling Semi Trailer Truck and Trailer Locks Parts King Pin
The kingpin of a semi-trailer is a metal standard component used in a semi-trailer to connect the tractor and the trailer. Also called traction pin. According to the shape, the traction pin can be divided into mushroom type, cross type 'I' type and so on.
Description
With our passion for the development of this BPW Suspension, American Type Rear Hanger, Three Axle Air Suspension industry and our strong team service capability, we have attracted a large number of strategic partners with superb strength. Our brand adheres to the firm belief of 'carrying dreams, technology creates brilliance'. The company has consistently adhered to the principle of service for development, and has formed a benign corporate operating mechanism.
Product Introduction
The kingpin of a semi-trailer is a metal standard component used in a semi-trailer to connect the tractor and the trailer. Also called traction pin. According to the shape, the traction pin can be divided into mushroom type, cross type 'I' type and so on. According to the shape, it can be divided into A type and B type. According to the assembly method, it can be divided into welding type and assembly type. The processing materials generally use carbon steel and alloy steel.
Product Parameters (Specifications)
Model number | Specification | With traction board thickness | D value |
DY90A08 | 90(3.5") | 8 mm | 108KN |
DY90A10 | 90(3.5") | 10mm | 108KN |
DY90B08 | 90(3.5") | 8 mm | 240KN |
DY90B10 | 90(3.5") | 10mm | 240KN |
Product Features And Applications
The correct alloy selection and heat treatment of the product have achieved the best balance between hardness and impact resistance, and brittleness can be avoided even under low temperature conditions. Appropriate selection of alloys and careful control of the hardening process make the traction pin more wear-resistant.
Product Details Display

Production equipment and technological process
Simply put, the production of traction pins follows the following procedures:
1. Steel selection. Generally, chemically stable clean low-alloy steel is used as the material of choice for the traction pin.
2. Forging. Cold forging is generally used. Pay attention to the precise deformation of the material during the forging process. Before forging and during forging, attention should be paid to dimensional inspection, magnetic inspection and macroscopic embossing.
3. Product inspection and heat treatment.
After-sales service
Every product to the customer is a qualified and good product. The company will follow-up service closely, keep abreast of product usage, update product technology, improve product performance, and ensure delivery.
Professional consultation question and answer
The company has always followed the spirit of "quality starts with each screw" and the operating philosophy of "continuous innovation, sincere service". Innovation is the root of the company's growth. Continuous innovation allows every user to use it with peace of mind and peace of mind.
The company's latest news
The company has established a complete sales system and established overseas warehouses in many countries to facilitate customers to purchase good products.
We hope to form a new growth point of corporate profit by researching the environmental protection function of our Wfcj Hot Selling Semi Trailer Truck and Trailer Locks Parts King Pin. We accept the baptism of the market, dare to be the first, dare to innovate. We always adhere to the strict management of the factory, win the trust by quality, and take scientific and technological investment as the breakthrough point to produce more products with high quality, high performance and long life.
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