This standard specifies the general technical conditions for hammers and press forging die parts. This standard applies to the manufacturing and management of hammers and press forging die parts.
1992JB/T 6060.4-1992 Parts of hammer forged dies Technical conditions
JB/T 6060.4-1992 Parts of hammer forged dies Technical conditions was changed to JB/T 6060.1-2015 Hammer forging dies.Components.Part 1: Specifications.