Shanghai ShengQiu Materials Co., Ltd

  Carbon and Alloy Seamless Steel Pipes Supplier   Seamless Carbon Steel Pipe: A106 /A53/DIN2391/EN10216 Line Pipe: API 5L Gr.B, X42,X46,X52,X56,X60,X65 Casing and Tubing: API 5CT Grade H40/ J55/ K55/ N80/ L80/ C90/ T95/ P110/ Q125 Alloy Steel Pipes: A335 P5/P9/P11/P12/P22/P91/P92, ASTM A519 SAE4130/SAE4140 Boiler tube: ASTM A179/A192/A210C/ A210/A213 Contact us for premium quality tubing at competitive prices—your trusted supplier since 2025! ShangHai ShengQiu Materials Co., Ltd Email ： sales@sqsteelpipe.com WhatsApp: +8613761124029 Website: www.sqsteelpipe.com

  Steel Pipes for Specialized Applications   1.Pipes for Oceanographic Engineering and Submarine Pipelines  Purpose: Used in underwater environments for transporting oil, gas, or water. These pipes must withstand high pressure, corrosion from seawater, and extreme conditions.  Characteristics: Typically seamless or welded steel pipes with anti-corrosive coatings (e.g., epoxy or polyethylene) and high-strength alloys.  Standards: API 5L, DNV-OS-F101.  Applications: Offshore oil/gas pipelines, underwater infrastructure. 2.Steel Pipe for Power Station Boiler  Purpose: Used in high-temperature, high-pressure environments within power plant boilers to carry steam or hot water.  Characteristics: Made from heat-resistant alloys or carbon steel, seamless to prevent leaks, with excellent thermal conductivity.  Standards: ASTM A192, ASME SA-210.  Applications: Thermal power plants, industrial boilers. 3.Steel Pipe for P...

  Premium Seamless Steel Pipes   Seamless Carbon Steel Pipe : A106 /A53/DIN2391/EN10216 Line Pipe : API 5L Gr.B, X42,X46,X52,X56,X60,X65 Casing and Tubing : API 5CT Grade H40/ J55/ K55/ N80/ L80/ C90/ T95/ P110/ Q125 Alloy Steel Pipes : A335 P5/P9/P11/P12/P22/P91/P92, ASTM A519 SAE4130/SAE4140 Boiler tube : ASTM A179/A192/A210C/ A210/A213 Contact us for premium quality tubing at competitive prices—your trusted supplier since 2025! ShangHai ShengQiu Materials Co., Ltd Email ： sales@sqsteelpipe.com WhatsApp: +8613761124029 Website: www.sqsteelpipe.com