WYJ038-1-2001                WYJ038-2001

According to thealloy steel and the mechanical properties of after adjusting quality features, combined with the specific situation of the users and with the user consultations,

Now the WYJ038-2001 steel supply technical conditions of relevant matters, do the following revision. Hope each unit in the regulations issued

This date execution.

1. To provide sample after conditioning mechanical properties, if have no obvious σs, can not provide.

2. To provide samples after the tempering at impact, should do AKU.

3. Other matters not confirmed by the file (WYJ038-2001) execution.

25 July 2001