N any of various hard rust-resistant steels containing chromium 铬钢 (Also called chromium steel)
Chrome Steel 52100 is a universal material for many applications.
铬钢52100是一个普遍的材料，为多种应用。
Die Material: Japan Cold chrome steel SKD11 high wear, the United States tungsten steel CD650.
模具材质：日本高耐磨冷作铬钢SKD11、美国钨钢CD 650等。
Theoretically, they are 260 times as wear-resistant as manganese steel and 170 times chrome steel.
产品具有耐磨性好、抗冲击、施工方便等特点，其理论耐磨性能相当于锰钢的260倍，铬钢的170倍。
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