-
Spiral steel pipe for hydraulic engineering
Spiral steel pipe for hydraulic engineering is an application form of spiral steel pipe. Generally, the national standard spiral steel pipe is mainly used, and the pressure is between 10-25 kg. Spiral steel pipes for water conservancy projects are generally spiral steel pipes with relatively larg...Read more -
What is the material of hot rolled seamless steel pipe
What is the material of hot-rolled seamless steel pipe? Seamless steel pipe is generally used: it is made of high-quality carbon-structured steel such as 10, 20, 30, 35, 45, 16Mn, 5MnV and other low-alloy structural steel or 40Cr, 30CrMnSi, 45Mn2, 40MnB and other alloy steel Hot or cold rolled. S...Read more -
Spiral steel pipe is cheaper than straight seam steel pipe
Both the spiral steel pipe and the straight seam steel pipe belong to the series of welded steel pipes, and the number of applications is very large, but the spiral steel pipe has a greater advantage than the straight seam steel pipe in terms of price. At present, the price of the mainstream spir...Read more -
How to choose GB9948 seamless steel pipe
The ability of GB9948 seamless steel pipe steel raw materials to avoid external force, called the technological performance of steel raw materials, is the key link in engineering architectural design and raw material use. How to choose GB9948 seamless steel pipe has the following dimensions: Firs...Read more -
Simple classification of welded steel pipes
Classification of welded steel pipes: 1. Ordinary carbon steel wire casing (GB3640-88) is a steel pipe used to protect wires in electrical installation projects such as industrial and civil buildings, installation of machinery and equipment. 2. Welded steel pipe Straight seam electric welded stee...Read more -
Introduction to the use of seamless steel pipes
1. Use of seamless steel pipes for structures: seamless steel pipes for such structures are now more suitable for general structures and their mechanical equipment structures. Compared with others, the quality of such seamless steel pipes is There are some practical differences. 2. Use of seamles...Read more -
What is anti-corrosion spiral steel pipe
Spiral steel pipes are generally divided into two categories during use: overhead pipes and buried pipes. As the name implies, overhead pipes are used on the ground. They are generally set up with concrete buttresses and pipe brackets, and some are used on pipe galleries. The buried pipes are bur...Read more -
Anti-corrosion seamless steel pipe
The anti-corrosion seamless steel pipe is obtained after the seamless steel pipe is subjected to anti-corrosion treatment, and it is a composite steel pipe that can adapt to the corrosive environment. There are internal anti-corrosion, external anti-corrosion and internal and external anti-corros...Read more -
Q345D seamless steel pipe
Q345D seamless steel pipe 42Cr2Mo steel is ultra-high strength steel, with high strength and toughness, good hardenability, no obvious temper brittleness, small deformation during quenching, high fatigue limit and high resistance after quenching and tempering. Secondary impact ability, good impac...Read more -
DN150-DN200 hot dip galvanized steel pipe
The DN150-DN200 hot-dip galvanized steel pipe increases the ambient temperature to solidify it, and various mechanized forming methods for discontinuous production have emerged, including bag press molding, injection molding, and compression molding. Filament winding and centrifugal forming, etc....Read more -
Steel jacketed steel steam direct buried thermal insulation steel pipe
No matter which method is used for the steel-cased steel steam direct-buried thermal insulation steel pipe, there will be no defects such as annulus, cracks, and delamination. Directly buried steam pipelines are constantly updated. Sealed and waterproof. Encyclopedia of methods for direct burial ...Read more -
Directly buried steel jacketed steel steam insulation pipe
Steel-cased steel directly buried steam insulation pipe is also called insulation steel pipe for steam pipeline. And has strong corrosion resistance, the service life can reach 50 years. Its thermal insulation performance can reduce the heat loss by 70%, avoiding the heat loss in the process of s...Read more