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Welding control problems of thick-walled steel pipes

Welding control problems of thick-walled steel pipes

Keywords :Welding control problems of thick-walled steel pipes        Update : 2023-05-23        View(s) : 637

1. Welding temperature control of thick-walled steel pipe : The welding temperature is affected by the high-frequency eddy current thermal power. According to the formula, the high-frequency eddy current thermal power is affected by the current frequency, and the eddy current thermal power is p...

Introduction to Common Methods of Steel Pipe Welding

Introduction to Common Methods of Steel Pipe Welding

Keywords :Introduction to Common Methods of Steel Pipe Welding        Update : 2023-05-22        View(s) : 871

At present, the commonly used methods for welding steel pipes are electrode arc welding (SMAW), submerged arc welding (SAW), gas tungsten arc welding (GTAW), gas melting arc welding (GMAW), flux cored arc welding (FCAW) and the following To welding and so on. (1) The advantages of electrode...

Spiral steel pipe acceptance criteria and methods

Spiral steel pipe acceptance criteria and methods

Keywords :Spiral steel pipe acceptance criteria and methods        Update : 2023-05-19        View(s) : 459

First, the principles of acceptance of spiral steel pipes : The quality inspection and acceptance of spiral welded pipes shall be carried out by the technical quality supervision department of the supplier. The supplier must ensure that the delivery of spiral welded pipes meets the requirements...

The use and function of large diameter straight seam welded steel pipe

The use and function of large diameter straight seam welded steel pipe

Keywords :The use and function of large diameter straight seam welded steel pipe        Update : 2023-05-18        View(s) : 483

1. The use of large-diameter straight seam welded steel pipes can be divided into oil well pipes (casing pipes, oil pipes, drill pipes, etc.), pipeline pipes, boiler pipes, mechanical structure pipes, hydraulic prop pipes, gas cylinder pipes, geological pipes, chemical pipes (high-pressure Ferti...

Three common connection methods for 3PE anti-corrosion steel pipes

Three common connection methods for 3PE anti-corrosion steel pipes

Keywords :Three common connection methods for 3PE anti-corrosion steel pipes        Update : 2023-05-17        View(s) : 500

What are the common connection methods of 3PE anti-corrosion steel pipes ? (1) Welding connection: If there is no need to disassemble, then welding can be used. This is a more traditional connection method, with a simple structure, and components of any form can be directly connected; economica...

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