
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 :natural gas corrosion-resistant steel pipes Update : 2026-06-25 View(s) : 9
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) : 16
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) : 21
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) : 28
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...

Keywords :Cold Bending vs. Hot Bending Steel Pipes Update : 2026-06-18 View(s) : 36
Steel pipe bending is essential for pipeline and structural projects, but improper execution can cause critical defects like wall thinning, ovality, or cracking. To ensure structural integrity, engineers must choose between cold bending and hot bending based on specific project needs. ...