Carbon content of 0.15% or less of iron, with a refinement of pig iron, with toughness, ductility, low strength, easy forging and welding, can not be quenched. Used to make rivets, chains, sickles. Also known as wrought iron.
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duàn tiě
Suitable for the manufacture of pig iron wrought iron
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No. 3
Blacksmith. Tang Bai "Ode to careless": "playing complex wrought iron, than I am not as careless." See "Forging Liu."