Cr12(D3、1.2080、210cr12)
1.Composition(wt%)
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C
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Cr
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Co
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Si
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Mn
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P
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S
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Ni
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Cu
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2.00-2.30
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11.5-13
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≤1.0
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≤0.4
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≤0.4
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≤0.03
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≤0.03
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≤0.25
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≤0.3
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2.Mechanical Properties
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condition
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After annealing
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After quenching
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hardness
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269-217HB
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≥54HRC
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3.Characteristics
Cr12 steel belongs to high carbon high chromium ledeburite steel, is widely used as cold work die steel.
The steel has good hardenability, abrasion resistance, hot workability.Good carbide distribution in the steel,
which can be used to make complex shape, heavy working conditions of all kinds of cold work mould.
4.Applications
1). Thin plate whose thickness is less than 2 mm, efficient and blanking die, punching die and stamping die.
2). All kinds of scissors, enchase blade, woodworking blade.
3). Thread rolling moulding and wear-resisting slider.
4). Cold heading die, thermosetting resin molding mold.
5). Stretch forming die, cold extrusion dies.
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