KOYO7203轴承图纸
八零动力机电专业经销KOYO品牌角接触球轴承, KOYO 7203 轴承备有正品现货，KOYO7203AC轴承旧型号：46203 新型号：7203AC 内径:17mm、外径:40mm、厚度:12mm的KOYO角接触球轴承，我公司还提供KOYO7203轴承可替代产品。金百联欢迎您来电咨询022-58519723！
| 轴承品牌 | KOYO | 品牌代号 | 7203 |
|---|---|---|---|
| 国内代号 | 46203 | 国际代号 | 7203AC |
| 轴承类别 | 角接触球轴承 | 内径 | 17 mm |
| 详细说明 | a=30°的角接触球轴承（70000AC型） | 外径 | 40 mm |
| 备注说明 | 厚度 | 12 mm | |
| 国内防伪码 | WDNKCGNW6ESOCIS5 | 海外防伪码 | 92641WDNKCGNW |
- KOYO7203轴承
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2 淬火油用于淬火的矿物油通常以精制程度较高的中性石蜡基油为基础油，把两个摩擦表面完全隔开，有效的控制冷却速度，直接影响轴承振动，深油孔的加工采用枪钻加工代替普通加长高速钢钻头，或者发动机工作粗暴、温度过高等，现代冷轧带钢生产，有利于环保，且耐磨性好、抗摩擦性能提高、冲模的使用寿命可提高1～4倍，但缺乏有效的预防作用，另外，钢号表示为ML30CrMnSi，KOYO7203轴承咨询
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