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Cr12合金模具钢已被广泛地应用于冷态金属成形的模具,但由于Cr12钢含碳量高达2%以上,淬火硬度高(HRC60),因此焊接性很差。
Cr12 alloy die steel has been widely used in cold forming metal mold, but due to the carbon content of Cr12 steel up to 2% or more, high quenching hardness (HRC60), so poor weldability.