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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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How to choose submerged arc steel pipe

How to choose submerged arc steel pipe

Keywords :How to choose submerged arc steel pipe        Update : 2022-03-09        View(s) : 979

1. For pipelines with high peak shaving requirements, due to the uneven gas consumption of users, frequent  fluctuations in pipeline pressure, and great alternating stress on the steel pipe, the existing defects in the pipe  will expand under the alternating stress. For spiral welded s...

Analysis of the Construction Technology of Steel Pipe Pile

Analysis of the Construction Technology of Steel Pipe Pile

Keywords :Analysis of the Construction Technology of Steel Pipe Pile        Update : 2022-03-04        View(s) : 1014

In the construction sequence of steel pipe piles , we should first master all aspects of the project for comprehensive consideration and analysis, such as construction machinery, construction period, design requirements, landform environment, engineering quantity, layout, specifications, and char...

The reason for the wrong side of the spiral steel pipe

The reason for the wrong side of the spiral steel pipe

Keywords :The reason for the wrong side of the spiral steel pipe        Update : 2022-03-02        View(s) : 995

In production practice, the steel pipe is often degraded by the wrong side and out of tolerance. Therefore, it is necessary to analyze the reasons for the misalignment of the spiral steel pipe and its preventive measures. The camber bend of the steel strip is the most important factor causing th...

Acceptance of straight seam steel pipe

Acceptance of straight seam steel pipe

Keywords :Acceptance of straight seam steel pipe        Update : 2022-02-28        View(s) : 1033

1. The inspection and acceptance of straight seam steel pipes shall be carried out by the technical supervision department of the supplier. 2. The supplier ensures that the delivered straight seam steel pipe meets the requirements of the corresponding product standards. The purchaser has the...

The difference between submerged arc welded spiral steel pipe and straight seam high frequency welde

The difference between submerged arc welded spiral steel pipe and straight seam high frequency welde

Keywords :The difference between submerged arc welded spiral steel pipe and straight seam high frequency welde        Update : 2022-02-24        View(s) : 1129

Submerged arc welding spiral steel pipe uses continuous welding wire as electrode and filler metal. During operation, a layer of granular flux is covered on the welding area. The large-diameter spiral tube arc burns under the flux layer, melting the end of the welding wire and the local base metal...

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