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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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rectangular tube

How to select suitable carbon steel square and rectangular tubes for the construction industry?

Keywords :rectangular tube        Update : 2026-08-27        View(s) : 9

Carbon steel square and rectangular tubes are versatile hollow structural profiles widely used in construction and manufacturing. Featuring a closed cross-section, they offer an excellent balance of high strength, rigidity, and lightweight efficiency. Square tubes provide symmetrical support f...

mechanical tubing and structural tubing

How should one choose between mechanical tubing and structural tubing?

Keywords :mechanical tubing and structural tubing        Update : 2026-08-26        View(s) : 14

Although mechanical and structural tubing may look similar, they serve distinctly different purposes and should not be treated as interchangeable. Mechanical tubing is engineered for manufactured components and machinery. It is produced to strict dimensional tolerances and consistent materia...

Line Pipe vs Casing Pipe

Line Pipe vs Casing Pipe: Key Differences

Keywords :Line Pipe vs Casing Pipe        Update : 2026-08-25        View(s) : 20

Line pipe and casing pipe are essential steel products in the oil and gas industry, but they serve distinct functions. Line pipe is designed for transporting fluids like crude oil and natural gas through pipeline systems, focusing on internal pressure resistance. In contrast, casing pipe is in...

butt welded pipe fittings

How much do you know about butt welded pipe fittings BS EN 10253?

Keywords :butt welded pipe fittings        Update : 2026-08-24        View(s) : 24

BS EN 10253 is a comprehensive European standard series for seamless and welded butt-welding pipe fittings , including elbows, tees, reducers, and caps. Widely used in oil and gas, chemical, and power generation industries, it ensures reliable, permanent connections for fluid and gas trans...

 steel pipe wall thickness

Which steel pipe wall thickness, Schedule 20 or Schedule 40, is more suitable for your project?

Keywords : steel pipe wall thickness        Update : 2026-08-21        View(s) : 32

Selecting the correct steel pipe wall thickness is critical for project safety and cost-efficiency. Schedule 20 and Schedule 40 are two commonly specified options, but they serve different purposes. The term "Schedule" (SCH) indicates a standardized wall thickness designation that varies depen...

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