Industry News- Zhejiang Gongzheng Machinery Co., Ltd.

Industry News

How Do I Change an Air Dryer Cartridge

Jul 27, 2026

For manufacturers and workshops running compressed air systems every day, the air dryer cartridge is one of those components that rarely gets attention until something goes wrong. As a factory that p...
Industry News

What Is a Foot Brake Valve and How Does It Work in Truck Air Brake Systems

Jul 20, 2026

A truck foot brake valve is one of the most heavily cycled components in any air brake system, engaging thousands of times during a single day of operation. For fleet maintenance teams, understanding...
Industry News

How Does an Air Brake Dryer Work and What Are the Signs of Failure

Jul 13, 2026

Compressed Air Treatment for Commercial Vehicles How Does an Air Brake Dryer Protect a Truck Air System? An air brake dryer removes water vapor, condensed moisture, oil aerosol, and solid contamina...
Industry News

How Does a Brake Chamber Work, and When Should It Be Repaired or Replaced

Jul 06, 2026

Commercial Vehicle Air Brake Guide What Is a Brake Chamber and How Does It Work? A brake chamber converts compressed air pressure into mechanical force that applies the brakes on trucks, trailers, ...
Industry News

What is a Check Valve and How Do You Troubleshoot Common Valve Issues

Jun 29, 2026

What is a Check Valve and How Do You Troubleshoot Common Valve Issues? In industrial fluid transportation and control systems, the directional flow of fluids is key to ensuring production safety and ...
Industry News

How to Troubleshoot and Maintain Your Tractor Trailer Protection Valve for Maximum Safety

Jun 22, 2026

In the air braking system of commercial vehicles, safety is the core metric. As a critical component connecting the tractor and trailer air systems, the performance of the Tractor Trailer Protection V...
Industry News

What Causes Semi Truck Air Hand Valve Leaks and How to Fix Them

Jun 15, 2026

In the air brake system of heavy-duty commercial trucks and semi-trailers, the driver's precise control over trailer braking is directly related to the driving safety of the entire vehicle. Whether it...
Industry News

How Do You Troubleshoot a Leaking Air Brake Hand Control Valve on a Semi Truck

Jun 08, 2026

In the braking system of heavy-duty trucks and semi-trailers, safety is always the top priority. As key control components in commercial vehicle pneumatic braking systems, the hand brake valve and air...
Industry News

How Do You Properly Maintain a Brake Air Dryer to Prevent Air Brake System Failure

Jun 01, 2026

In the safety operation system of modern heavy-duty trucks, the function of the air brake system air dryer is crucial. As the guardian of the braking system, its core task is to ensure the purity and ...
Industry News

What Is a PRESSURE LIMITING VALVE and How Does It Protect Your Piping System

May 25, 2026

High-Efficiency Safety Valves in Industrial Piping Systems: Core Functions and Selection Guide for PRESSURE LIMITING VALVE In modern industrial fluid control systems, pressure stability and control ar...
Industry News

Why is Your HAND BRAKE VALVE Leaking Air? Professional Troubleshooting and Parameter Guide

May 18, 2026

Core Role and Pneumatic Working Principle of HAND BRAKE VALVE In the pneumatic braking system, the HAND BRAKE VALVE serves as a critical control component for the parking brake and emergency braking s...
Industry News

Why Is Your Truck Air Brake System Air Dryer Failing and Causing Pipeline Moisture

May 11, 2026

The safety and reliability of a pneumatic braking system are directly related to the driving safety of heavy-duty trucks. In the entire air brake circuit, the Brake Air Dryer plays a vital role. The c...