Knowledge
Materials & Grades
Understand steel families, grade designations and material differences.
Articles: 9
All Knowledge
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Austenitic vs Ferritic vs Martensitic Stainless Steel
Compare austenitic, ferritic and martensitic stainless steel by microstructure, magnetism, heat treatment, corrosion, fabrication and typical uses.
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What Is HSLA Steel?
Understand high-strength low-alloy steel, how HSLA gains strength, common grade families, fabrication trade-offs, and what to specify when ordering.
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Weathering Steel (Corten) Explained: Patina, Grades and Limits
Understand weathering steel and COR-TEN, how patina develops, the scope of major standards, and the exposure, detailing and maintenance limits of bare use.
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S275 vs S355 Steel
Compare EN 10025-2 S275 and S355 using scoped plate strength values, thickness bands, JR/J0/J2 impact qualities, fabrication factors and ordering checks.
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ASTM A36 Steel: Properties, Composition and Specification Guide
ASTM A36/A36M scope, strength, chemistry context, product forms and certificate checks for structural steel.
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Carbon Steel vs Stainless Steel: What Actually Changes?
Compare carbon steel and stainless steel by corrosion resistance, grade-specific strength, fabrication, thermal properties and life-cycle cost.
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304 vs 316 Stainless Steel: Which Grade Should You Choose?
Compare 304 and 316 stainless steel by composition, chloride corrosion resistance, cost, welding and service environment to choose the right grade.
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304 Stainless Steel: Composition, Properties and Uses
Learn what 304 stainless steel is, its composition, properties, 304L differences, corrosion limits, magnetic behavior and common uses.
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316 Stainless Steel: Composition, Properties and Uses
Learn what 316 stainless steel is, its composition and molybdenum content, properties, 316L differences, corrosion limits, magnetism and common uses.