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In the manufacturing sector, C-type steel can be used to manufacture all kinds of machinery and equipment, rail transit vehicles, electronic equipment, semicond···
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20CrNi2MoA is a kind of high-quality alloy structural steel, which is made by multiple precision machining processes by adding carbon, silicon, manganese, phosp···
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The first part represents the material, such as: S (Steel) represents steel, F (Ferrum) represents iron.
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