Product Related

2026-10-19 16:37:51 Product Related

The Operating Principles of Tunnel Anchor Bolts and the Logic Behind Steel Selection

This article sets out the operating principles of four types of tunnel anchor bolts—suspension, composite beam, tension and compression arch—along with the rock mass conditions to which they are applicable, and explains that the strength and diameter of steels such as HRB400 and HRB500 should be selected accordingly to ensure that the anchor bolts are configured in accordance with mechanical requirements.

2026-9-22 17:39:12 Product Related

Galvanized Steel Sheets with and without Zinc Bloom: A Buyer’s Guide

This article systematically compares the differences between galvanized steel sheets with and without zinc bloom in terms of manufacturing processes, corrosion resistance, coating, processing, and applications, and provides overseas buyers with guidance on product selection and procurement.

2026-9-4 17:18:43 Product Related

Perforated Channel Steel: More Than Just Holes—It’s About Efficiency and Flexibility

Pre-drilled channel steel features standard holes manufactured at the factory, upgrading traditional on-site drilling to ready-to-install bolted connections. This significantly improves construction efficiency, precision, and ease of future maintenance in applications such as seismic support brackets for buildings, equipment bases, and piping supports.

2026-8-4 16:05:39 Product Related

Introduction to Longitudinal Submerged Arc Welded Pipes (LSAW)

This article provides a concise yet systematic overview of the forming and welding process for LSAW pipes, the rationale behind the selection of core materials, their technical advantages over other welded pipes, as well as their key roles and development trends in major application areas.

2026-7-22 17:33:57 Product Related

Applications and Development Trends of Galvanized Steel Sheets in the Automotive Manufacturing Industry

This article provides a systematic overview of the pivotal role of galvanized steel sheets in automotive manufacturing, covering their corrosion-resistant mechanisms, the evolution of high-strength and lightweight technologies, their applications in new energy vehicles, and their low-carbon and environmentally friendly advantages, highlighting their comprehensive value as a key material in modern automotive engineering.

2026-7-9 17:23:01 Product Related

What are the advantages of C-channel steel in its applications?

This article systematically elaborates on the core value of C-channel steel—which, thanks to its comprehensive advantages of being lightweight yet high-strength, easy to install, corrosion-resistant, and energy-efficient and environmentally friendly—enables highly efficient applications and economic returns in the fields of building structures and mechanical manufacturing.

2026-6-26 17:20:28 Product Related

Do seamless steel pipes require corrosion protection?

As seamless steel pipes, being made of iron-based materials, are prone to electrochemical corrosion in their operating environment, it is essential to employ corrosion protection measures such as coatings and cathodic protection to extend their service life and ensure safety. The selection of corrosion protection methods should be based on a comprehensive optimisation of the characteristics of the medium, environmental conditions and life-cycle costs.

2026-6-10 14:46:03 Product Related

The Process of Acid Pickling and Passivation for Seamless Tubes and Its Crucial Role

This article outlines the complete treatment process for the acid washing and passivation of seamless tubes (pre-treatment, acid washing, rinsing, passivation and drying), as well as their key roles in removing surface scale, enhancing corrosion resistance and facilitating cold drawing.

2026-5-21 17:12:45 Product Related

Fire-fighting Seamless Steel Pipe Re-testing: A Concise Guide

This article explains the situations in which seamless steel fire-fighting pipes must be retested in pressure pipelines, the conditions under which retesting can be waived, common testing items, and the on-site acceptance process.