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The chemical composition and mechanical properties of 12Cr1MoV alloy structural steel are excellent, the tensile strength and yield point are above the standard···
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20Mn2 is an alloy structural steel with moderate strength, high plasticity during cold deformation, good low temperature performance, weldability and machinabil···
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DW470-50 represents the cold-rolled non-oriented silicon steel with iron loss of 4.7w/kg and thickness of 0.5mm. The new type is 50W470.
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The first part represents the material, such as: S (Steel) represents steel, F (Ferrum) represents iron.
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Steel used as parts of various machines.
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