Products News
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What advantages of steel pipe fitting tees
1. It completely solves the problem of mutual friction between the closed surfaces of traditional connecting pipes and affects the sealing; the flow resistance is small, and the resistance coefficient of the stainless steel tee is equal to that of the pipe section of the same length; 2. The stain...Read more -
Application of straight seam steel pipes in pressure pipelines
The nominal diameter of straight seam steel pipe refers to the series of diameters specified in the standard for straight seam steel pipes. For straight seam steel pipes, pipe fittings, valves, etc., the nominal straight seam steel pipe diameter is represented by the series specified in the stand...Read more -
Two Possibilities of Surface Defect Formation of Spiral Steel Pipe
There are two possibilities for the formation of surface defects in spiral steel pipes: one is that the plasticity of the material itself is not good during the deformation process, resulting in cracks and outward folding; Cracks and folds. 1. Thermal simulated tensile test results and analysis T...Read more -
Comparison of die-casting techniques and reagents for straight seam steel pipes
Straight seam steel pipe products are widely used in water supply engineering, the petrochemical industry, the chemical industry, the electric power industry, agricultural irrigation, and urban construction. They are 20 key products developed by our country. Straight seam steel pipe is used for l...Read more -
Internal anti-corrosion treatment method of large-diameter spiral steel pipe
The construction of cement mortar fabric should usually be carried out after the spiral steel pipe is laid, the pressure test is qualified, and the soil is compacted according to the design requirements. Because the spiral steel pipe has small rigidity and a thin wall, the pipeline must be in a s...Read more -
Definition of oil casing
Petroleum steel pipes are mainly used for oil and gas well drilling and oil and gas transportation. It includes an oil drilling pipe, oil casing, and oil extraction pipe. Oil drill pipe is mainly used to connect drill collars and drill bits and transmit drilling power. The oil casing is mainly us...Read more