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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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spiral steel pipe, spiral steel pipe condition, spiral steel pipe stress

What is the stress condition of spiral steel pipe during extrusion

Keywords :spiral steel pipe, spiral steel pipe condition, spiral steel pipe stress        Update : 2025-04-21        View(s) : 19

(1) During the extrusion process, the temperature of the inner lining of the spiral steel pipe continues to rise as the extrusion process progresses. At the end of the extrusion, the temperature of the inner wall of the lining close to the extrusion die is high, reaching 631°C. The temperature o...

large diameter flange, flange quality, flange characteristics

Introduction to the quality process and characteristics of large-diameter flanges

Keywords :large diameter flange, flange quality, flange characteristics        Update : 2025-04-18        View(s) : 47

Large-diameter flanges are a type of flange, that is widely used and promoted in the machinery industry and has been well-received and favored by users. Large-diameter flanges have a wide range of uses, and the scope of use is determined according to different characteristics. They are mostly us...

spiral steel pipe surface, spiral steel pipe processing, spiral steel pipe difference

What is the difference between the surface processing of spiral steel pipes and stainless steel pipe

Keywords :spiral steel pipe surface, spiral steel pipe processing, spiral steel pipe difference        Update : 2025-04-15        View(s) : 65

Let's first talk about the original surface of stainless steel pipes: NO.1 The surface that is heat treated and pickled after hot rolling. It is generally used for cold-rolled materials, industrial tanks, chemical industrial equipment, etc., with a thicker thickness of 2.0MM-8.0MM. Blunt surface: NO...

spiral steel pipe, spiral steel pipe manager, spiral steel pipe details

How to manage the safety of spiral steel pipes

Keywords :spiral steel pipe, spiral steel pipe manager, spiral steel pipe details        Update : 2025-04-14        View(s) : 68

To solve the problem of excessive misalignment in the alignment of spiral steel pipe nozzles, the following preventive measures should be taken in quality management control: 1. Use internal alignment devices as much as possible. 2. Perform engineering measurements and trimming during assembly. ...

steel welded structures, steel welded structures strength, steel welded structures quality

What are the measures to improve the fatigue strength of welded steel structures

Keywords :steel welded structures, steel welded structures strength, steel welded structures quality        Update : 2025-04-09        View(s) : 94

Any welding defect has different degrees of stress concentration, especially sheet welding defects such as cracks, incomplete penetration, lack of fusion, and undercut, which have the greatest impact on fatigue strength. Therefore, in the structural design, it is necessary to ensure that each weld i...

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