
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 :Q345 spiral steel pipe performance, Q345 spiral steel pipe uses, Q345 spiral steel pipe application Update : 2025-09-29 View(s) : 277
Spiral steel pipe , as an important steel product, is widely used in the oil, gas, water conservancy, power generation, and manufacturing industries. Q345 spiral steel pipe, in particular, has attracted considerable attention for its excellent performance and diverse applications. Made prima...

Keywords :Q420QE Longitudinal Welded Steel Pipe, Q420QE welded steel pipe, welded steel pipe application Update : 2025-09-28 View(s) : 346
First, Material Characteristics of Q420QE Longitudinal Welded Steel Pipe . The core advantage of Q420QE longitudinal welded steel pipe lies in its excellent balance of strength and toughness. Q420 indicates a yield strength of 420 MPa, making it a high-strength, low-alloy structural steel. The ...

Keywords :TP304 seamless stainless steel pipe, seamless steel pipe manufacturing, stainless steel pipe Update : 2025-09-26 View(s) : 337
TP304 seamless stainless steel pipe details. 1. Chemical composition of TP304 seamless stainless steel pipe: Carbon: ≤0.08, Silicon: ≤1.0, Manganese: ≤2.0, Phosphorus: ≤0.035, Sulfur: ≤0.030, Nickel: 8.0-11.00, Chromium: 18.00-20.00. 2. Common specifications of TP304 seamless stainless steel...

Keywords :high frequency welded steel pipe, welded steel pipe defect, welded steel pipe preventive Update : 2025-09-25 View(s) : 356
First, an Overview of the High-Frequency Welding Process for Steel Pipe Production In high-frequency welding, a steel strip is fed into a forming machine, where it is formed into a cylindrical billet and passed through an induction coil. The magnetic field near the induction coil generates an indu...

Keywords :Q235B welded steel pipe production, Q235B welded steel pipe characterstics, Q235B welded steel pipe Update : 2025-09-24 View(s) : 239
First, an analysis of the material properties of Q235B longitudinally welded steel pipe. Q235B is a carbon structural steel, a common grade in China's GB/T700 standard. Its chemical composition is carbon ≤ 0.20%, silicon ≤ 0.35%, and manganese ≤ 0.35%-0.80%. Phosphorus and sulfur contents are ...