28MnCr5齿轮钢

　　●应用的功能和范围：来自德国引入的CRMN低合金钢。具有良好的热处理性能，良好的淬火性和切割性能。在桑塔纳汽车中安装齿轮，次级和第四颗输出齿轮也可以替换其他汽车中的20crmnti，以创建各种齿轮和无牙轴。 ●化学成分：碳C：0.25 ～0.30硅SI：≤0.25锰MN：0.50 ～0.80硫S硫S：0.010 ～0.035 0.035磷P：≤0.035铬 <0.15 ● mechanics Performance: tensile strength σb (MPA): 1307 yield strength σs (MPA): 982 elongation rate Δ5 ( %): 7.3 section contraction rate ( %): 35 impact tough value αku (J/cm2): 40 hardness: 40 hardness: 413HB Sample size: Trial ● Heat treatment specifications and gold phase organization: heat treatment specification: 890 ° C positive fire, empty cold; 820 ° C oil quenching, 190 ° C for 2h, empty cold. Golden Phase Organization: Back to Hua Mataite and a small amount of residual Olympic Ausion.

　　28MNCR5板可称为28MNCR5 Youte钢，28MNCR5钢板，28MNCR5卷板，28mncr5敞开的片剂，28MNCR5，带有钢，28MNCR5冷卷板，28MNCR5热滚板，28mncr5薄板，28mncr5薄板，28mncr5厚板，28mncr5厚板，等等，等等。

　　28MNCR5 rods can be called 28MNCR5 Youte Steel Round Steel, 28MNCR5 Round Steel, 28MNCR5 disk, 28mncr5 wire, 28mncr5 silk, 28mncr5 forging, 28mncr5 round rod, 28mncr5 hairy circle, 28mncr5 light, 28mncr5 5 Light, 28MNCR5 hot -rolled round steel, 28mncr5滚动，28mncr5冷拉圆钢等。

　　28MNCR5管道可称为28MNCR5 Youte钢管，28MNCR5钢管，28MNCR5 Youte钢铁无缝无缝管，28MNCR5无缝管，28MNCR5 Youte钢焊接管，28MNCR5焊接管，28mncr5 Youte钢制钢钢管，28mncr5 Youte Pecision Pipe，28mncr5 Capillary Pipe等，Essence等。