+86-22-65815991

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    Contact Information

  • Tianjin Wanlei Steel Pipe Co.,Ltd

  • TEL: 86-22-65815991

  • FAX: 86-22-25343802

  • CELL: 86-18526839451, 86-18526839452

  • EMAIL: admin@wanleipipe.com

  • WEBSITE: www.seamlesscarbonsteelpipe.com

  • ADD: Room 403, Unit 1, Building 31, Polar Square, Central Business District, Binhai New Area, Tianjin, China (Mainland)

  • 14/Oct

    2025

    What Is The Magnetic Of Stainless Steel Pipes?

    What is the magnetic of stainless steel pipes? Regarding the magnetic properties of stainless steel pipes, this is a highly important topic that is often misunderstood. Simply p...

  • 13/Oct

    2025

    Frequently Asked Questions About Stainless Steel Pipes

    Frequently Asked Questions About Stainless Steel Pipes Various issues may arise during the procurement, processing, and use of stainless steel pipes. Below is a comprehensive li...

  • 09/Oct

    2025

    What Are The Types Of Stainless Steel Materials?

    What are the types of stainless steel materials? Stainless steel encompasses a wide variety of grades, but can be broadly categorized into five main types based on their microst...

  • 28/Sep

    2025

    What Are NPT, BSPP, BSPT, And G Threads?

    What are NPT, BSPP, BSPT, and G threads? NPT, BSPP, BSPT, and G threads are among the most common thread types in fluid connection systems, belonging to the two major standard s...

  • 25/Sep

    2025

    What Are The Hot Rolling And Cold Drawing Processes For Steel Pipes?

    What are the hot rolling and cold drawing processes for steel pipes? Hot rolling and cold drawing are the two most fundamental manufacturing processes for seamless steel pipes ....

  • 19/Sep

    2025

    What Is Ferritic-austenitic Duplex Stainless Steel?

    What is ferritic-austenitic duplex stainless steel? What is duplex stainless steel? Ferritic-austenitic duplex stainless steel (DSS) is a special type of stainless steel whose m...

  • 17/Sep

    2025

    How To Choose Suitable Welded Steel Pipes?

    How to choose suitable welded steel pipes? Procuring welded steel pipes is a highly specialized task. When done well, it can reduce costs and ensure project quality; when done p...

  • 17/Sep

    2025

    H Section Steels Were Ordered By A Client

    Section steels are one of our featured products. H beams, I beams, angle steels, and U channels can be supplied by us. Our section steels can meet multiple standards, such as GB...

  • 16/Sep

    2025

    What Are The Surface Treatment Methods For Stainless Steel?

    What are the surface treatment methods for stainless steel? Surface treatment of stainless steel is a critical process for enhancing its corrosion resistance, aesthetic appeal, ...

  • 12/Sep

    2025

    Key Characteristics Of Welded Steel Pipes

    Key Characteristics of Welded Steel Pipes Advantages a. High production efficiency and low cost : The continuous production process maximizes raw material utilization, typically...

  • 11/Sep

    2025

    Large Diameter 90DEG Elbows Were Ordered By A Client

    Elbows are one of our featured products. 45deg, 90deg, and 180deg elbows can be supplied by us. We can also provide large diameter 45deg and 90deg elbows, such as 508mm, 609.6mm...

  • 10/Sep

    2025

    What Is Welded Steel Pipe?

    What is welded steel pipe? Welded steel pipes are manufactured by rolling steel plates or strips into a cylindrical shape and then joining the seams through welding. Their defin...

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