Product News
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Difference Between Hot Rolled Steel and Cold Rolled Steel
It may seem obvious that knowing which to use can help avoid spending more than necessary on raw materials. It can also save time and money on additional processing. In other words, understanding the differences between hot and cold rolled steel will help designers and engineers achieve better re...Read more -
Bonding pipe joints
Bonding pipe joints, where two or more parts use a combination of welded joints, or refers to two or more parts connected by welding joints, including welds, fusion zone and heat affected zone. Welded joints zone After fitting the metal and filler metal melts faster speed Youyi formed after cooli...Read more -
Difference hot-dip galvanizing and cold galvanizing
Hot-dip galvanizing, it is at high temperatures the zinc ingots melt, being placed in the auxiliary material, then the metal structure is immersed in a zinc plating bath, so that the metal member attached to a layer on the zinc layer. The hot galvanized advantage depend on its preservative abilit...Read more -
CNC Plasma Cutting Configurations
There are 3 main configurations of CNC Plasma Cutting, and they are largely differentiated by the forms of materials before processing, and the flexibility of the cutting head. 1.Tube & Section Plasma Cutting Used in the processing of tube, pipe or any form of long section. The plasma cutting...Read more -
Characteristics of Spiral welded steel pipe and seamless pipe
Spiral welded steel pipe Spiral welded steel pipe is also known as the spiral steel pipe and spiral welded pipe,which is use low carbon structural steel or low alloy steel strip according to the angle of the spiral line (called the forming angle) rolled into a tube, and then the tube welded toget...Read more -
Causes and control of cold-rolled steel surface black spot defects
Causes and control of cold-rolled steel pipe surface black spot defects If the emulsion removal on strip surface is not clean, easy to form black spot defects after annealing, seriously affect the quality of the strip surface. There are for the following reasons: 1, chilled coil-shaped mass can s...Read more