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This Standard specifies a torsional test for the determination of the breaking torque of bolts and screws with nominal diameters 1 mm to 10 mm with property classes 8.8 to 12.9 in accordance with ISO 898-1. The test applies to bolts and screws with thread less than M3 for which no breaking and proof loads are indicated in ISO 898-1, as well as to short bolts and screws with nominal diameters 3 mm to 10 mm which cannot be subjected to a tensile test.
| Author | JSA |
|---|---|
| Editor | JSA |
| Document type | Standard |
| Format | File |
| Confirmation date | 2014-10-20 |
| ICS | 21.060.10 : Bolts, screws, studs
|
| Number of pages | 7 |
| Cross references | ISO 898-7 (1992-11), IDT |
| Set | Fasteners & Screw Threads-2014 |
| Year | 1990 |
| Document history | |
| Country | Japan |
| Keyword | JIS 1058;1058;JIS B 1058-1995 |