Chrome steel: (cr)The difference between -Yangjiang Yangdong Ruitai Hardware Products Co., Ltd.

by:Ruitai      2020-03-07
Believe that a lot of friends all bought a kitchen knife or seen the kitchen knife, but for the production of kitchen knife steel will be confused, this material is good? What material is this? Is stainless steel? Or iron? Don't worry, small make up for you first introduce chrome steel ( cr) , the difference between subsequent that more dry goods in. 1, three chrome steel: carbon ( C) Accounted for 0. 28 - 0. 35%, containing chromium ( Cr) 12. 8 - 13. 5% of the ingredients. After oil quenching treatment, hardness can be up to 54 - 56 HRC。 The steel series product features: sharp, Yi Fu grinding, is not easy to rust. 2, 4 chrome steel, carbon, C) Accounted for 0. 35 - 0. 45%, containing chromium ( Cr) 12. 8 - 13. 5%, molybdenum ( Mo) 0. 5% vanadium ( (五) 0. 3 - 0. 5% of the ingredients. The forging after heat expansion, hardness can be up to 56 - 58HRC。 The steel series product features: more sharp, rust and toughness, not easy to break crisp, more fine, Yi Fu grinding grain. 3, 5 chrome steel, carbon, C) 0. 68 - 0. 75%, containing chromium ( Cr) 16. 7 - 17. 5%, molybdenum ( Mo) 0. 5% of the ingredients such as; After oil quenching treatment, 58 - hardness can be achieved 60HRC。 The steel series product features: more hard and sharp, durable, rust and high toughness.
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