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Martensite
A hard supersaturated solid solution of iron characterised by an acicular (needle-like) microstructure.
Martensitic
A small category of magnetic steels typically containing 12% chromium, a moderate level of carbon, and a very low level of nickel.
Mechanical Properties
Physical properties of a material concerning its elasticity when force is applied, particularly stress and strain.
Metal Dusting
An extreme breakdown of a metal due to exposure to a carbonaceous gas at an elevated temperature.
Mini-Mills
Steel mills that melt scrap metal to produce commodity products. They have the same production requirements as integrated mills, but they utilise different labour relations, minimum size, product markets, etc.
Molybdenum (Mo)
An alloying element that enhances corrosion resistance along with chromium in stainless steels.
Metric Ton
Metric Ton: 1,000 kilograms. (2,204.6 pounds or 1.102 short tons).
Mesh
Semi-permeable barrier made of connected strands of steel.