Blog - Jinan Zhongchuan Equipment Co., Ltd.

09 2023.08

An average of 500 fasteners are used per car in a car500types/50kg/4000pieces, according to the latest data, in the automotive industry 23%of maintenance issues are caused by loose fasteners,12%of new...

27 2023.07

Various Anti-Loosening Methods for Threaded Fasteners (Customer Provided)

Anti-loosening method: Increase elastic gasketsType of anti-loosening: Increase axial clamping forceReusable, can be used immediatelyAnti-loosening method: Use locking nutType of anti-loosening: Threa...

04 2023.07

Principle of Bolt Thread Fastening and Torque Setting

Fastening torque and pre-tightening force Rotating nuts or screws cause the screw to elongateThe clamping force generated by the elongation of the screw clamps the jointWhat we need is the clamping fo...

20 2023.06

The Importance of Wind Turbine Foundation Anchor Bolts

The importance of wind turbine foundation anchor boltsWind power is a clean and renewable energy source that has been widely applied and developed worldwide. As the main connecting components of wind ...

08 2023.06

Basic Knowledge of Bolts

Bolt axial force and pre-tension force, are they the same concept?Bolt axial force and pre-tension force are not completely the same concept, but they are related.Bolt axial force refers to the tensio...

27 2023.05

Six Surface Treatment Methods For Fasteners

1. Electroplating ZincThe most commonly used coating for commercial fasteners is electroplating zinc. It is cost-effective and has a good appearance, with various colors such as black and army green. ...

12 2023.04

How to Choose Flat Washers and Spring Washers?

We often see in mechanical equipment:some bolts are connected with flat washers, and some bolts are connected with spring washers.Today, we will share some knowledge about bolt connection design. Flat...

04 2023.03

What Are The Defects Caused By Fastener Forming Process

During the processing and manufacturing of fasteners, due to unreasonable design, improper material selection, processing technology, heat treatment and surface treatment process, the quality of faste...

02 2023.03

The Role Of Heat Treatment Technology In Improving The Manufacturing Level Of Fasteners

High-strength bolts determine the main connection functions of high-end machinery and equipment, reflect the service life, reliability and economic affordability of machinery and equipment, and are the core of high-end machinery manufacturing.