-
How should thick-walled steel pipes be stacked
1. Angle steel and channel steel should be stacked in the open air, that is, the mouth should be facing down. I-beams should be placed upright, and the I-beam surface of the steel should not be facing up to avoid water accumulation and rust. 2. Corresponding passages should be left between stacks...Read more -
Steel pipe defects and surface problems
1. Quenching cracks in steel pipes The quenching heating temperature of the steel pipe is too high, the heating time is too long, or the heating temperature is seriously uneven, which may easily cause quenching cracks. If the chemical composition of the steel pipe segregates, inclusions in the st...Read more -
Processing technology of straight seam steel pipe
In the production process of straight seam steel pipe, the processing method will have a lot of impact on it. So what are the processing methods for straight seam steel pipes? The staff of the manufacturer will introduce to you the main methods. Using the repeated impact of the forging hammer, th...Read more -
What is the difference between a welded steel pipe and a welded spiral steel pipe
Welded steel pipe refers to a steel pipe with seams on the surface, which is made by bending and deforming steel strips or steel plates into circular, square, and other shapes and then welding them. The blank used for welded steel pipes is a steel plate or strip. Since the 1930s, with the rapid d...Read more -
Application of stainless steel pipes in fire piping systems
Fire piping includes two systems: a fire hydrant system and a water sprinkler system. A stainless steel fire piping system is a widely used fixed fire protection facility in China. Nowadays, 304 stainless steel pipes are used in fire water supply pipes in sprinkler systems. As we all know, the se...Read more -
Inspection methods for large diameter straight seam welded steel pipes
There are many methods for quality inspection of large-diameter straight seam welded steel pipes, among which physical methods are also commonly used. Physical inspection is a method that uses some physical phenomena to measure or inspect. The inspection of internal defects in materials or large-...Read more -
Heat treatment of stainless steel welded pipe
During the production process of stainless steel welded pipes, intermediate heat treatment, and finished product heat treatment can be carried out. Because a bright surface without oxidation can be obtained, the traditional pickling process is eliminated. The use of this heat treatment process no...Read more -
Protective Measures for Weakness of Stainless Steel Tee
1. Strictly control the quality of raw materials, starting with the material of pipes. Strict on-site inspection of stainless steel pipe and Stainless Steel Tees. To ensure that the material meets the requirements. Considering both economy and function in material selection, under special ope...Read more -
Advantages of High Frequency Welded Pipe (ERW) in Application
With the continuous development of the national economy, the demand for steel is also increasing, and the proportion of steel pipes in steel production is also increasing. Pipe production is basically divided into two categories, one is seamless steel pipe, which is mainly produced by rolling, ex...Read more -
Nominal and Actual Dimensions & Sizes of Seamless Steel Pipes
Introduction of nominal size and sctual size of seamless steel pipe: A. Nominal size: It is the nominal size specified in the standard, the ideal size expected by users and manufacturers, and the order size indicated in the contract. B. Actual size: It is the actual size obtained in the productio...Read more -
How to degaussing stainless steel cap by solid
Stainless steel cap will be magnetic, service life will be reduced, how to deal with stainless steel cap demagnetization 304 stainless steel cap after thermal processing, not single-phase austenite, there are a small amount of carbide. In order to obtain single-phase austenite and improve corrosi...Read more -
Why is the hardness of stainless steel socket flange low?
The data of low hardness and good toughness of stainless steel socket flange, such as low carbon steel and aluminium alloy, have low hardness and good toughness. Stainless steel socket flange is difficult to break chips during cutting, and it is easy to produce chip accumulating tumors, which aff...Read more
China's most trusted manufacturers of Stainless Steel Pipes & Tubes.
- Email Support info@hunantube.com
- Call Support +86-0731-88672086