The function of the external thread ring gauge.
The ring gauge we usually refer to refers to the pass gauge and the stop gauge. It is a gauge used to check whether the thread data is qualified. The pass gauge and stop gauge The function of the ring gauge is to standardize the thread diameter and thread rolling die data during the thread […]
The difference between SKD11 and SKD61
1.SKD11 is a high-carbon and high-chromium cold-working die steel, and SKD61 is a medium-carbon and high-alloy hot-working die steel. 2. The two are used in different scenarios. SKD11 is suitable for the production of some punches for hardware molds, and Skd61 is mainly used for the core material of die-casting molds. 3. The hardness after […]
