D&H Sécheron-Weathering Steel vs. Traditional Steel. PPT
                     Weathering Steel vs. 
Traditional Steel
A Comparative Analysis 
of Performance
D&H Sécheron
Introduction
●Why Steel Selection Matters?
●Steel is widely used in construction, bridges, and 
industrial structures. The choice between 
Weathering Steel and Traditional Steel impacts 
cost, durability, and maintenance.
What is Weathering Steel?
●Self-Protecting Corrosion-Resistant Steel
●Weathering steel, also known as COR-TEN steel, 
contains copper, chromium, and nickel. It develops 
a protective rust layer that prevents further 
corrosion, reducing maintenance needs.
What is Traditional Steel?
●Versatile but Prone to Corrosion
●Traditional steel consists of iron and carbon and 
requires coatings like paint or galvanization to 
prevent rust. It is widely used but needs regular 
upkeep.
Corrosion Resistance Comparison
●Weathering Steel vs. Traditional Steel
●Weathering Steel forms a stable rust layer that 
shields it from further degradation. Traditional 
steel continues corroding unless treated, leading 
to long-term maintenance costs.
Applications & Advantages
●Where Are These Steels Used?
●• Weathering Steel: Used in bridges, outdoor structures, railway 
cars, and buildings needing long-term durability with minimal 
upkeep.
●• Traditional Steel: Common in residential buildings, indoor 
structures, and projects requiring versatility but with added 
protective measures.
Conclusion & Recommendation
●Which Steel Should You Choose?
 Weathering Steel: Best for outdoor, high-exposure areas requiring low maintenance.
 Traditional Steel: Ideal for general use but requires coating for corrosion prevention.
●Choose based on environmental conditions, budget, and long-term durability needs.
●Reference link:
https://www.dnhsecheron.com/blogs/weathering-steel-vs-traditional-steel-comparati
ve-performance
 
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