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: 410116Phone:0086-731-8873-9521
Keywords :What are the characteristics of large-diameter steel pipes Update : 2023-05-29 View(s) : 895
1. Impact toughness of large-diameter steel pipe : The load acting on the machine part at a high speed is called impact load, and the ability of the metal to resist damage under the action of impact load is called impact toughness. 2. Strength of large-diameter steel pipe: Strength refers to...
Keywords :How is the spiral steel pipe sawn off Update : 2023-05-25 View(s) : 963
After a series of treatments such as forming, welding, and cooling, the spiral steel pipe still needs to be sawed. In this link, the length of the technical spare ruler directly affects the quality and sales of the finished welded pipe, so the length of the spare ruler should be controlled betwe...
Keywords :Welding control problems of thick-walled steel pipes Update : 2023-05-23 View(s) : 1024
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...
Keywords :Spiral steel pipe acceptance criteria and methods Update : 2023-05-19 View(s) : 832
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...
Keywords :Three common connection methods for 3PE anti-corrosion steel pipes Update : 2023-05-17 View(s) : 836
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...