Industry News
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A detailed explanation of surface treatment and processing methods of thick-walled steel pipes
Thick-walled steel pipes have a wide variety of steel types and specifications, and their performance requirements are also various. All of these should be differentiated as user requirements or working conditions change. Generally, steel pipe products are classified according to cross-sectional ...Read more -
Key points and main equipment of large diameter straight seam steel pipe processing
Large diameter straight seam steel pipe process and main equipment Process the sides of the two plates into the required form at one time, steel plate edge milling machine: machine the two sides of the plate used for pipe making, and make the parallelism of the two plates within the specified tol...Read more -
Anti-corrosion countermeasures for oil casing
1. First of all, do a good job of meeting water quality standards, and strictly monitor and manage water quality. Carry out cleaning and separate injection, strengthen the cleaning of the main water pipeline, ensure that the water quality in the station and the bottom of the well meets the standa...Read more -
Why 316L stainless steel pipe fittings have better corrosion resistance
316 stainless steel is a type of molybdenum-containing stainless steel. Due to the molybdenum in the steel, the overall performance of this steel is better than that of 310 and 304 stainless steel. Under high-temperature conditions, when the concentration of sulfuric acid is lower than 15% and hi...Read more -
Analysis of Process Elements Affecting High-Frequency Longitudinal Welded Pipe
The main process parameters of high-frequency straight seam welded pipe include welding heat input, welding pressure, welding speed, opening angle, position and size of the induction coil, position of impedance, etc. These parameters have a greater impact on improving the quality of high-frequenc...Read more -
Large-diameter welded steel pipe production process
1: Conduct physical and chemical inspections of raw materials such as strip steel coils, welding wires, and fluxes. 2: The head-to-tail butt joint of the strip steel adopts single-wire or double-wire submerged arc welding, and automatic submerged arc welding is used for repair welding after being...Read more