Serving global customers

With our product quality and better service

Hydrogrand Steel Pipe Co.,ltd.

Company profile

Hydrogrand Steel Pipe Co.,ltd is a Chinese owned business that is specialized in steel pipeline manufacturing and stocking .We are committed to providing one-stop supplying and service for steel products to our customer all over the world. Our products including Stainless Steel Tube,Alloy Steel Tube,Nickel Alloy Steel Tube,Steel Fabrication and Special Steel,serve the industry of Oil and Gas, Power and Energy, Mining, Marine,Mechanical Manufacturing, Fire Service etc.
Company profile
  • Quality Control

    We strictly in accordance with the ISO 9001 quality management system for management.Our products have been inspected and approved by SGS,BV,MOODY,TUV etc.
  • Professional Team

    Hydrogrand Steel Pipe Co.,ltd has a human team with wide-ranging experience who guarantees a high level of service to our clients.We will never stop developing and exploring spirit. 
  • Quick quotation service

    Hydrogrand Steel Pipe Co.,ltd. adheres to strict industry standards and is committed to providing customers with high-quality products and fast services
  • Value-added Services

    While providing high-quality products to customers, it is also possible to not provide material processing services such as CNC machining and forging.

Hydrogrand Steel Pipe Co.,ltd.

News Center

News Center
  • 09-17

    2026

    Differences in Performance Between Carbon Steel Pipes and Stainless Steel Pipes

    1. Corrosion ResistanceCarbon steel pipes have poor corrosion resistance; they are prone to red rust in humid environments and usually require coating, plating, or anti-corrosion treatment. Stainless steel pipes offer excellent corrosion resistance; the chromium content forms a dense passivation fil
  • 09-16

    2026

    Corrosion Resistance of Steel Pipes

    1,Carbon Steel Pipes: Inherently Low Corrosion ResistanceCarbon steel pipes (e,g,,20#,Q235,A106) have poor corrosion resistance,as they lack sufficient alloying elements to form a protective layer,In atmospheric or aqueous environments: They undergo continuous rusting; corrosion rates are heavi
  • 09-15

    2026

    Distinctions in the Application of Carbon Steel Pipes and Alloy Steel Pipes

    The distinction between carbon steel pipes and alloy steel pipes in terms of application centers on service temperature, pressure, and the corrosiveness of the medium.1. Key Thresholds: Temperature and PressureThe "watershed" between the two lies roughly at 427°C (800°F).Carbon Steel Pipes: These of