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Austenitic / Duplex Steel / Nickel Alloy / Cobalt AlloyWhat exactly is welded pipe?
Core Material Analysis - Stainless Steel, Duplex Steel, Nickel Alloy.
In depth Analysis of Industrial Application Scenarios.
How to control the standards, certification, and quality control of welded pipes?
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ASTM A269 Standard Specifications PDF
ASTM A928/A928M-08 Standard Specification PDF
ASTM B514 Standard Specification PDF
ASTM B515 Standard Specification PDF
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The quality of welded pipe is affected by various factors such as raw materials, equipment and processing technology. Every link will be reflected in the pipe. ......
Read MoreArc welding: it is used for arc welding of straight seam steel pipes. It has good maintainability, good welding high temperature performance, good physical prop......
Read MoreIn the process of manufacturing and using welded pipe, nondestructive testing to ensure weld quality is particularly important. The common nondestructive t......
Read MorePenetrant testing (abbreviated as PT) is a nondestructive testing method for inspecting surface opening defects based on the principle of capillary action. This......
Read MoreRadiographic testing (RT). Radiography (RT) is a nondestructive testing method that uses X-ray or g-ray to penetrate the test piece and film as the equipment fo......
Read MoreWhen there are brown rust spots on the surface of stainless steel pipe, people are surprised: they think that "stainless steel is not rusty, rusty is not stainl......
Read MoreBased on the principle of electromagnetic induction, the nondestructive testing method is called nondestructive testing, which can nondestructive evaluate some ......
Read MoreUltrasonic testing is mainly used to detect buried defects in butt welds and cracks on the inner surface of pressure vessel welds. It is also used to detect pos......
Read MoreAustenitic stainless steel is softened by solid solution treatment. Generally, the stainless steel pipe is heated to about 950 ~ 1150 ℃ and kept warm for a per......
Read MoreWelding: usually refers to the welding of metal. It is a forming method to connect two separated objects into one by heating or pressurizing, or both at the sam......
Read MoreThe function of heat treatment is to improve the material mechanical properties of steel pipe, eliminate residual stress and improve its cutting performance. ......
Read MoreSkates are required in figure skating, synchronized skating, speed skating and short track events stipulated by the International Skating Union (ISU) and ice ho......
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