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Posted on Fri, 17 Aug 2018 02:44:58 +0000

Intense heat treatment for processing copper alloys

1. Work hardening Some copper alloys, such as brass, tin bronze, aluminum less than 9 percent, manganese bronze, chromium bronze, copper and mangan...

Posted on Fri, 10 Aug 2018 03:22:17 +0000

What is quenching? Purpose and characteristics

Steel quenching is one of the steel is heated to a critical temperature Ac3 (hypoeutectoid steel) or Ac1 (hypereutectoid steel) above temperature, ...

Posted on Thu, 09 Aug 2018 02:58:44 +0000

Classification of vacuum arc furnace

Introduction of vacuum arc furnace Vacuum arc furnace, a kind of vacuum metallurgy melting equipment. The furnace body is a closed container, which...

Posted on Tue, 07 Aug 2018 02:23:22 +0000

Refractory metal heating and sintering

Refractory metal The vacuum sintering furnace is specially designed for the third generation rare earth permanent magnet material NdFeB sintering. ...

Posted on Mon, 06 Aug 2018 02:01:36 +0000

deformation heat treatment what is

Description of deformation heat treatment: A metal heat treatment process that combines pressure processing with heat treatment. By using deformati...

Posted on Fri, 03 Aug 2018 02:10:31 +0000

Key points of heat treatment process control for welded members

In order to ensure the performance and quality of welded parts, improve the plasticity of weld metal, eliminate or reduce welding residual stress a...

Posted on Fri, 03 Aug 2018 02:00:47 +0000

High strength fasteners heat treatment process

With the development of automobile products to energy saving, environmental protection, light weight and miniaturization, high strength fasteners u...

Posted on Thu, 02 Aug 2018 07:22:19 +0000

Vacuum induction furnace desulfurization

It is difficult to control the sulfur content of ultra-clean steel in vacuum induction furnace. This paper designs four different smelting schemes,...

Posted on Thu, 02 Aug 2018 02:02:41 +0000

Vacuum carburizing heat treatment

The critical phase change points Ac1 and Ac3 of steel are moved down due to the infiltration of nitrogen, which can reduce the quenching temperatur...

Posted on Wed, 01 Aug 2018 03:57:36 +0000

Comprehensive and systematic understanding of the annealing furnace

I. introduction to annealing process: Annealing is a metal heat treatment process in which a metal is slowly heated to a certain temperature for en...

Posted on Wed, 01 Aug 2018 03:41:21 +0000

Nitrogen treatment of mold

The shallow nitriding layer will shorten the wear – resistant life of the hardened layer. Reasons for the shallow nitriding layer of the moul...

Posted on Tue, 31 Jul 2018 01:42:50 +0000

Heavy duty gear heat treatment process

Heavy duty gear has large bearing capacity, large impact force and high safety requirement. When used, it is required to have excellent wear resist...