
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 :steel bends steel elbows Update : 2026-06-26 View(s) : 29
Steel elbows and steel bends are essential for directional changes in piping systems, but they serve different purposes. Steel elbows are compact, standardized fittings with fixed angles (e.g., 45°, 90°), ideal for space-limited, cost-efficient installations. In contrast, steel bends ...

Keywords :natural gas corrosion-resistant steel pipes Update : 2026-06-25 View(s) : 28
Natural gas pipelines face severe degradation from corrosive agents like CO₂ and H₂S, which can cause cracking and catastrophic failures. To mitigate these risks, corrosion-resistant steel pipes utilize either inherently resistant alloys or protective coating systems. Material select...

Keywords :J55 Casing Pipe Update : 2026-06-24 View(s) : 33
J55 casing pipe is widely used in oil and gas wells, but deformation—such as bending, ovality, or collapse—remains a costly challenge. These distortions typically result from mechanical stress during handling, improper installation, thermal cycling in steam injection wells, or uneven later...

Keywords :OCTG Update : 2026-06-23 View(s) : 43
Ensuring leak-free Oil Country Tubular Goods (OCTG) requires a dual approach: hydrostatic testing and non-destructive testing (NDT). These complementary methods serve distinct but equally vital roles in preventing costly well control incidents. Hydrostatic testing is a proof test t...

Keywords :Duplex Stainless Steel Update : 2026-06-22 View(s) : 42
Desalination plants operate in highly aggressive, chloride-rich environments where conventional carbon steel and standard stainless steels (like 304/316) frequently fail due to pitting and stress corrosion cracking. To ensure long-term reliability, duplex stainless steel has become the pre...