 |
| |||
| high-speed steel quenching (【技】根据高速钢钢件的不同尺寸、形状和使用目的，淬火冷却方式可选用油淬、分级淬火、等温淬火等。高速钢淬火的最大特点是奥氏体化温度很高，目的是使合金碳化物尽可能多地溶人基体，使钢具有更大的二次硬化潜力。) | |||
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips