Number | Date | Country | Kind |
---|---|---|---|
6-038282 | Mar 1994 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3640114 | Foley, Jr. | Feb 1972 |
Number | Date | Country |
---|---|---|
1104065 | May 1986 | JPX |
406025823 | Feb 1994 | JPX |
Entry |
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Japanese Industrial Standard--Structural Steels with Specified Hardenability Bands--JIS G 4052 (1979). |
JIS B 0601--Definitions and Designation of Surface Roughness--pp. 398-408. |