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Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

Phone:0086-731-8873-9521  

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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) : 803

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...

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) : 610

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...

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) : 643

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...

How to increase the stability of this large-diameter spiral steel pipe

How to increase the stability of this large-diameter spiral steel pipe

Keywords :How to increase the stability of this large-diameter spiral steel pipe        Update : 2023-05-15        View(s) : 643

Spiral steel pipes are widely used in our lives and can be used in almost every industry, such as drainage, water supply, and gas transportation for petroleum gas, liquefied petroleum gas, and coal gas. As a building structure, it has many uses, and the stability of the spiral steel pipe is also...

Straight seam steel pipe strength and steel number representation method

Straight seam steel pipe strength and steel number representation method

Keywords :Straight seam steel pipe strength and steel number representation method        Update : 2023-05-11        View(s) : 610

Straight seam steel pipe is a steel pipe whose weld seam is parallel to the longitudinal direction of the steel pipe. It is usually divided into metric electric welded steel pipe, electric welded thin-walled pipe, transformer cooling oil pipe, and so on. The production process of straight seam w...

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