Defect Of Petroleum Cracking Tube
Hot reheat steam pipeline; three of the four major pipelines: cold reheat steam pipeline (two high temperature and high pressure steam pipelines between the high pressure cylinder exhaust port and the...
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How To Simplify The Trading Process Of Stainless Steel Welded Pipe
Stainless steel welded pipe is a hollow long round steel, which is widely used in petroleum, chemical, medical, food, light industry, mechanical instrumentation and other industrial conveying pipeline...
Cause Of Rusting Of Spiral Submerged Arc Pipe
Because they are stacked outdoors, and most of the steel pipes are buried in the ground, they are easy to corrode and rust. In order to ensure the smooth flow of the pipe, the spiral submerged arc pip...
Defects And Flaw Detection Of Boiler Tubes
According to the material science point of view, the chemical composition, physical properties, and geometry of a good metal material should be continuous, pure, and uniform. If these three aspects ar...
Introduction Of Cold Drawing Method Of Steel Pipe
Introduction to the cold drawing method of common steel pipes: production of high-precision cold-drawn pipes - hydraulic cylinders compared with traditional cutting processes, with the following chara...
Straight Seam Submerged Arc Welded Pipe Is Widely Used
Straight seam submerged arc welded pipe is widely used. At present, the application of LSAW has been extended to many fields. In addition to oil and gas long-distance pipelines, it has also developed ...
Talking About The Characteristics Of Straight Seam Steel Pipe Structure Design
1. Tensile strength (σb): The maximum force (Fb) received by the sample during the stretching process, pided by the original cross-sectional area (So) of the sample (σ), is called Tensile strength (σb...
How To Distinguish Seamless Pipe With Straight Seam Steel Pipe
Nowadays, all walks of life are really very competitive. No matter what industry has competition, the straight seam steel pipe industry is no exception. Many manufacturers will use straight seam steel...
Causes And Maintenance Of Internal Cuts In Large Diameter Steel Pipes
The internal cut of the large-diameter steel pipe is caused by the unsatisfactory design of the head and the sharp-edged protrusion on the connecting rod connecting the plug, or the welding of metal p...
Spiral Steel Pipe Is A Relatively Rare Heat Treatment Method
Deformation heat treatment
High temperature deformation heat treatment can increase the yield ratio and elastic limit of spiral steel tubes. Improve the comprehensive mechanical properties, fatigue pr...
