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why is steel casing pipes
why is steel casing pipes
25 Apr, 2017

Steel casing pipes are mainly used in drilling well or any underground installation. Petroleum steel casing pipe is the important equipment in petroleum drilling including drill pipe, core barrel and casing pipe, drill collar as well as smal...

the differences between straight seam welded pipe and spiral welded pipe
the differences between straight seam welded pipe and spiral welded pipe
24 Apr, 2017

According to welding methods, the welded steel tubing is generally divided into two types: straight seam welded pipe and spiral welded pipe. The Difference Between Straight Seam Welded Pipe and Spiral Welded Pipe: Welding Process For the wel...

the application of alloy steel pipe
the application of alloy steel pipe
24 Apr, 2017

The application of alloy steel pipe mainly applies in power plant, nuclear power station, high pressure boiler, high temperature superheater and reheater of high temperature and high pressure pipeline and devices. Alloy steel pipe adopts hig...

why choose welding steel pipe
why choose welding steel pipe
21 Apr, 2017

Welding steel pipe is a kind of pipe that has the steel pipe joint on the surface. The welding steel tubing is use the steel belt or steel plate material through the bending deformation into round, square round then welded into shape. Why ch...

how to clean rusted carbon steel tube
how to clean rusted carbon steel tube
21 Apr, 2017

Some people will clean the rusted carbon steel tube with certain solvent. But when you clean the pipes, you need to note the solvent emulsion cleaning to clean the steel surface. This method is only as an anti-corrosion auxiliary means. Whil...

hot expanding steel pipe technology
hot expanding steel pipe technology
20 Apr, 2017

Hot expanding steel pipe also called hot expanded seamless tube is relatively low density but the contraction of the strong steel seamless pipe. The process of skew rolling or drawing is to expand the steel pipe diameter....

the quality control of welded structural steel pipe
the quality control of welded structural steel pipe
20 Apr, 2017

Due to proper wall thickness, good material, processing technology and stability, structural steel has become the first choice for large domestic and foreign oil and natural gas line pipe projects. In the large straight seam welded steel pip...

pipeline corrosion resistance
pipeline corrosion resistance
19 Apr, 2017

The steel pipeline is mainly used to produce and transfer sour gas pipeline which resists the hydrogen sulfide corrosion. With the development of delivery pressure and increase the cost of desulfurization from gas, the manufacturers have to...

classification of galvanized seamless pipes
classification of galvanized seamless pipes
19 Apr, 2017

Generally speaking, the galvanized seamless pipe is divided into cold plated steel seamless pipe and hot dip seamless pipe. Cold Galvanized Seamless Pipe The cold galvanized (also called electro-galvanized) has smaller resistance to corrosio...

hardness testing ways for high pressure boiler tubes
hardness testing ways for high pressure boiler tubes
19 Apr, 2017

High pressure boiler tube hardness testing should take into consider its mechanical properties, which is related to stainless steel as raw material for the deformation like punching, cutting processing performance and quality. Therefore, all...

the advantages of carbon steel pipe
the advantages of carbon steel pipe
17 Apr, 2017

Steel is an important element in our daily life such as buildings, tools, automobiles and mechanical equipments. There are three advantages which the carbon steel pipe is one of the most necessary materials in the world. Safe and Durability...

DIN 2391 cold drawn seamless steel tube
DIN 2391 cold drawn seamless steel tube
17 Apr, 2017

DIN 2391 cold drawn seamless steel tube is utilized for the mechanical structure, hydraulic system and automotive steel, which has precision size and fine surface finish. Moreover this kind of seamless steel pipe can greatly cut down mechani...

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