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What are the precautions for welding steel pipes
Welding steel pipe is a common process that plays an important role in the construction, manufacturing, and repair fields. However, when performing welding operations, we need to pay attention to some key things to ensure welding quality and safety. First of all, the preparation before welding th...Read more -
Ultrasonic testing requirements for thick-walled seamless steel pipes
The principle of ultrasonic inspection of thick-walled seamless steel pipes is that the ultrasonic probe can realize mutual conversion between electrical energy and sound energy. The physical characteristics of ultrasonic waves propagating in elastic media are the basis of the principle of ultras...Read more -
Knowledge of the length and dimensions of galvanized seamless steel pipe
1. Indefinite length (usually length) The lengths of galvanized seamless steel pipes are generally of different lengths, and those within the scope of the standard are called variable lengths. The length of an indefinite ruler is also called the usual length (through ruler). For example, the usua...Read more -
What is the stress condition of spiral steel pipe during the extrusion process
(1) During the extrusion process, the temperature of the lining of the spiral steel pipe continues to increase as the extrusion process proceeds. At the end of the extrusion, the temperature in the area of the inner wall of the lining close to the extrusion die is relatively high, reaching 631°C....Read more -
Inspection methods for large diameter straight seam welded steel pipes
There are many methods for quality inspection of large-diameter straight seam welded steel pipes, among which physical methods are also commonly used. Physical inspection is a method that uses some physical phenomena to measure or inspect. The inspection of internal defects in materials or large-...Read more -
Maintenance method of large diameter straight seam steel pipe
Straight seam steel pipe, as you can tell from the name, is a product made of metal materials. Straight seam steel pipes are used in many industries. There are many reasons why they are loved by everyone. Straight seam steel pipes and steel pipes There is a significant difference. I believe there...Read more