Products News
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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 -
How to install galvanized steel pipe
First, choose the appropriate connection method according to the caliber and the specific conditions of the galvanized steel pipe 1. Welding: According to the progress of the site, enter the installation at an appropriate time. Fix the bracket in advance, draw a sketch according to the actual siz...Read more -
What is the difference between oil casing and oil drill pipe
There are two main differences between oil casing and oil drill pipe: 1. Different uses; 2. Different materials. Oil casing is a steel pipe used to support the walls of oil and gas wells to ensure the normal operation of the entire oil well after the drilling process and completion. Each well use...Read more -
Welding treatment of thick-walled spiral steel pipe
Thick-walled spiral steel pipe is a method of arc welding under the flux layer, which is formed by using the heat generated by the arc burning between the flux and the welding wire under the flux layer, the base metal, and the molten wire flux. During use, the principal stress direction of the th...Read more