Exhibition

May 29, 2022

Working pressure and standard of Hydraulic Piston Rod

The Hollow Hydraulic Piston Rod is mainly manufactured by the advanced technology of precision cold drawing, fine grinding and high-precision polishing during operation, and its te

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May 12, 2022

What is Quenching

The quenching of steel is to heat the steel to a temperature above the critical temperature Ac3 (hypo-eutectoid steel) or Ac1 (hypereutectoid steel), keep it for a period of time,

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May 13, 2022

What is Tempering

Tempering is a heat treatment process in which a quenched metal product or part is heated to a certain temperature, and after holding for a certain period of time, it is cooled in

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May 11, 2022

What is Annealing

Annealing is a metal heat treatment process in which the metal is slowly heated to a certain temperature, kept for a sufficient time, and then cooled at a suitable rate. Annealing

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May 07, 2022

What is Normalizing

Normalizing is a heat treatment that improves the toughness of steel. After heating the steel components to 30~50℃ above the Ac3 temperature, they are kept for a period of time and

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May 04, 2022

Six Post-treatment Technologies for Electroplating Process

The purpose of post-plating treatment is to ensure the quality of the coating and improve the protection, decoration and function of the coating. Post-plating treatment is very imp

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May 03, 2022

The Role of Alloying Elements in Steel (Part 2)

8. Zirconium（Zr） Zirconium is a strong carbide former, and its role in steel is similar to that of niobium, tantalum, and vanadium. Adding a small amount of zirconium has the effec

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May 03, 2022

The Role of Alloying Elements in Steel (Part 1)

Common alloying elements include chromium, nickel, molybdenum, tungsten, vanadium, titanium, niobium, zirconium, cobalt, silicon, manganese, aluminum, copper, boron, rare earth and

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Apr 30, 2022

The Use of Hydraulic Cylinders

We all know that the hydraulic oil cylinder can convert hydraulic energy to mechanical energy, so as to realize the straight line reciprocating or swinging movements, such as load

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Apr 29, 2022

The Welding Essentials of Hardened and Tempered Steel

As a structural steel for welding with high strength, carbon content of hardened and tempered steel is limited,usually the mass fraction of carbon is less than 0.18%. The weldabili

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Apr 28, 2022

24 Kinds of Commonly Used Metal Materials and Their Properties(Part 2)

9. DC53——Commonly used cold work die steel imported from Japan.Features and applications: High strength and toughness cold work die steel, Japan Datong Special Steel Co., Ltd. manu

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Apr 28, 2022

24 Kinds of Commonly Used Metal Materials and Their Properties(Part 1)

1. 45——High quality carbon structural steel，It is the most commonly used medium carbon quenched and tempered steel Main features: The most commonly used medium carbon quenched and

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