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What is annealing?


Annealing is an important metal and alloy processing technique in heat treatment production, aimed at improving material properties by controlling heating and cooling. The essence of annealing is to heat the steel to austenitization and then undergo a pearlite transformation. The structure after annealing approaches an equilibrium structure.

What is annealing?

What is annealing?

Annealing is an important metal and alloy processing technology in heat treatment production, aimed at improving material properties by controlling heating and cooling. The essence of annealing is to heat steel to austenitization and then undergo pearlite transformation. The structure after annealing approaches a balanced structure.

The purposes of annealing are:

1. Reduce hardness and strength, improve the mechanical properties of the workpiece.

2. Eliminate or improve residual stress, stabilize dimensions, and prevent workpiece deformation and cracking.

3. Refine grains, adjust structure, and eliminate structural defects.

4. Uniform material structure and composition, improve material properties or prepare for final heat treatment.

Classification of annealing processes:

1. Full annealing.
2. Isothermal annealing.
3. Incomplete annealing.
4. Spheroidizing annealing.
5. Homogenizing annealing.
6. Stress relief annealing.
7. Recrystallization annealing.

Annealing equipment:

Shichuang Metal Custom Continuous Bright Annealing Line for Stainless Steel Strip

Application: Used for continuous bright annealing of stainless steel strips, ordinary steel, alloy steel, spring steel, copper, etc.

Strip thickness: 0.1~3MM

Strip width: 250~1450MM

The main heating method of the furnace body can choose natural gas (LNG), liquefied petroleum gas (LPG), and diesel.

Bright annealing production line for stainless steel stripsis composed of an entrance section, entrance loop, degreasing section, process section, exit loop, and exit section.

The use of automated control has formed a highly integrated and precisely controlled production line, achieving technological integration and innovation of the continuous production line for cold-rolled stainless steel strips.

Features: Fast heating speed, low energy consumption, low cost, safe and reliable, high degree of automation, customizable.

Application range: Widely used in metallurgy, special steel, precision strip, and other industries.

 

 

Service hotline |0757-2332 2638

Website |www.strong-ht.com

Address | Shizhou Industrial Zone, Chencun Town, Shunde District, Foshan City, Guangdong ProvinceNo. 32

Keywords: continuous stainless steel strip annealing furnace

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