Knowledge
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20
2024-09
Overview of non-destructive testing of steel pipesSteel pipe products are the most important material in every industrialized country, ensuring the quality of steel...
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09
2024-09
Hot rolled seamless pipeThe process of rolling a heated solid ingot into a hollow tube body with no joints around Carbon steel, alloy...
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22
2024-08
Definition and significance of heat treatment of steel pipeHeat treatment of steel pipe is a process method to change the internal organization of steel pipe through the operation of heating, holding and cooling the steel pipe in the solid state,
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10
2024-08
The main production methods of steel pipeThe main production methods of steel pipes are hot rolling (including extrusion), welding and cold processing Cold processing is the secondary processing of steel pipe
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01
2024-08
The causes and solutions of cold drawing honing pipe concave folding phenomenonWith the transparency and openness of the market, the user s requirements for the cylinder are becoming higher...
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23
2024-07
Technology and application of high frequency welding of thin wall H-shaped steelThe proportion of H profile in the construction field is increasing, and H-beam steel includes three production processes of hot rolling, welding and high-frequency welding
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20
2024-07
Corrosion classification and characteristics of chemical pipelineAccording to the classification of corrosion forms, it can be divided into comprehensive corrosion, local corrosion and stress corrosion three categories
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20
2024-07
What are the corrosion of metal materials used in chemical pipelinesThe harm of metal corrosion is very common, but also very serious Corrosion will cause significant direct or indirect losses, will cause catastrophic major accidents, and endanger personal safety
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05
2024-07
Effect of surface hardness and H2S partial pressure on SSC cracking behavior of low-alloy pipeline steel pipeTMCP(Controlled rolling and cooling process) pipeline steel for oil and gas transmission has been used in harsh a...
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25
2024-06
The characteristics and process flow of cold processing of steel pipeCold processing of steel pipe includes cold rolling, cold drawing, cold tension reducing and spinning, etc It i...
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24
2024-06
Steel pipe inspection itemsThe following aspects are the main testing items of seamless steel pipe, precision steel pipe, cold-rolled steel ...
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18
2024-06
"Stress Relief Annealing" of seamless precision steel pipeThe seamless precision steel pipe is heated to a certain temperature (usually below the phase change temperature ...
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18
2024-06
The difference between annealed and non-annealed steel pipesThe difference between annealed steel pipe and non-annealed steel pipe is that after annealing treatment, the stru...
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23
2024-05
Heat expanded seamless carbon and alloy steel pipeThere are three methods for thermal expansion steel pipes: skew rolling, drawing and pushing, the skew rolling and drawing need to heat the steel pipe as a whole before deformation processing
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22
2024-05
Can you use galvanized pipes for gasIt is not recommended to use galvanized steel pipes for natural gas Over time, the galvanized coating can flake off and clog the gas lines, leading to potential safety hazards