Used Rails / HMS 1&2 Scrap

Property Value (Typical ISRI Standard)
Common Name(s) Used Rails (R50/R65), HMS 1&2, Heavy Melting Steel
ISRI Grade 200 through 206 (Varies by mix)
Chemical Composition Carbon: 0.50%–0.82%
Purity Level > 98% (Free from dirt, fluff, and non-metallics)
Thickness (HMS 1) Minimum 1/4 inch (6mm)
Thickness (HMS 2) Minimum 1/8 inch (3mm)
Tensile Strength 800 – 1,100 MPa (Used Rails)
Size Ratio Typically 80% HMS 1 / 20% HMS 2
Density (Bulk) Approx. 0.8 – 1.2 tons/m³
Processing Utility Electric Arc Furnace (EAF), Blast Furnace, Re-rolling
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