Blog - Jinan Zhongchuan Equipment Co., Ltd.

21 2025.07

Application of Tower Crane Bolts in Port Cranes

Port cranes, as representatives of heavy-duty machinery, are known for their structural complexity and operational efficiency. Their design—comprising the tower structure, jib, slewing system, and tr...

18 2025.07

Mechanical Performance Analysis of Tower Crane Bolts in Port Cranes

With the widespread application of port tower cranes in the logistics industry, the reliability of their connection systems has become a critical factor in ensuring operational efficiency and safety. ...

15 2025.07

Outlook of the Power Generation Fasteners Market

In the past, energy generation was primarily reliant on coal and petrochemical sources, leading to irreversible environmental degradation. However, as awareness of environmental protection continues t...

12 2025.07

Wheel Bolt: Don't Tighten It Too Much!

Wheel Fastening Structure: Wheel Bolt and Wheel NutThe fastening method of car wheels is designed with precision, mainly divided into two types: wheel bolt and wheel nut. The wheel bolt system is comm...

10 2025.07

High-Temperature Oil and Gas Flange Assembly: Main Causes of Leakage

Failure of Flange Bolts under High TemperatureThe flange bolts are the primary fastening elements in the flange connection system. Under high-temperature conditions, bolt failure not only affects the ...

09 2025.07

How Many Types of Locking Nuts Do You Know?

Nylon Insert Locking NutsThe nylon insert locking nut is one of the most common and widely used locking nuts. It features a simple structure where a nylon ring is inserted into the nut head. During th...

07 2025.07

Can a Spring Washer Really Prevent Loosening?

Anti-Loosening Principle of a Spring WasherThe anti-loosening effect of a spring washer comes from its ability to exert a continuous elastic force after being compressed flat. This elastic force maint...

06 2025.07

High Strength Bolt: Mechanism of Loss of Clamping Force

he Mechanism of Clamping Force Loss in a High Strength Bolt: An Inevitable ChallengeThe axial clamping force in a bolted connection is crucial to ensuring a secure joint after the bolt is tightened. H...

04 2025.07

The Threads of Fasteners (2)

1.3.2 Five Key Elements of Fastener ThreadsThe threads of fasteners are defined by five geometric elements: thread form, diameter, pitch, number of starts, and thread direction (handedness). Only when...