
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 :42CrMo large diameter seamless steel pipe, large diameter seamless steel pipe, seamless steel pipe Update : 2026-04-07 View(s) : 140
As a key material in modern industry, 42CrMo large-diameter seamless steel pipes play an irreplaceable role in various engineering projects due to their excellent mechanical properties and wide range of applications. This special steel combines high strength, excellent toughness, and outstanding...

Keywords :stainless steel welded pipe, stainless steel pipe welding, stainless steel pipe machining Update : 2026-04-02 View(s) : 162
Currently, the main welding methods for stainless steel welded pipes used in industry include argon arc welding, high-frequency welding, plasma welding, and laser welding. Each method has its own characteristics, but argon arc welding and high-frequency welding are the most commonly used. F...

Keywords :large diameter alloy steel pipe, alloy seamless steel pipe, thick walled alloy seamless steel pipe Update : 2026-03-31 View(s) : 175
As a crucial basic material for modern industry, large-diameter thick-walled alloy seamless steel pipes play an irreplaceable role in key fields such as energy, chemical industry, and power due to their superior mechanical properties and environmental resistance. These pipes are typically charac...

Keywords :low temperature seamless steel pipe, A333 low temperature seamless steel pipe, seamless steel pipe Update : 2026-03-27 View(s) : 173
1. Smelting and Continuous Casting of ASTM A333Gr.6 Low-Temperature Seamless Steel Pipe : Smelting is carried out in an electric furnace or converter. Refining processes (such as LF refining and VD vacuum degassing) are used to control the purity of the molten steel, reducing the content of impur...

Keywords :fire fighting steel pipe, fire fighting coated steel pipe, fire fighting coated spiral steel pipe Update : 2026-03-25 View(s) : 190
First, the definition and structure of coated spiral steel pipes . Fire-fighting coated spiral steel pipes are composite pipes made from Q235B/Q355 spiral welded pipes as the base material (double-sided submerged arc welding, welds must pass flaw detection), sandblasted to remove rust (Sa2.5 gr...