Semi Trailer Bolted Welding 2 Inch 3.5 Inch King Pin

The company has achieved leapfrog development, sales revenue continues to maintain steady growth, and has been ranked among the top in the SAF Suspension, American Type Axle, Heavy Suspension System industry for many years. We strictly implement the quality management system for every part and every process, and regard product quality as the foundation of enterprise development. The company adheres to the business philosophy of "quality first, dedicated service, efficient operation, quick response, and pursuit of excellence", and sincerely serves our customers. In recent years, our company continues to maintain the overseas market position, excellent products, our products have won high praise and trust from customers at home and abroad. We spare no effort to do a good job in professional work, provide and recommend effective and reliable measurement methods and measures for customers, and help customers choose affordable and high-quality products in specific circumstances.

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 have established a responsible, orderly, continuous and effective quality management system in the whole production process to ensure the quality of Semi Trailer Bolted Welding 2 Inch 3.5 Inch King Pin. Please contact us now, you will find our professional experience and high quality grades will contribute to your business. We integrate the corporate value concept into the corporate management system, so that the corporate value concept is transformed into the ideological consciousness and behavioral habits of the majority of workers.

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