DIN 34820 Standard Dimensions for Plain washers, chamfered, for steel structures
This norm has been cancelled
This standard specifies the characteristics of plain washers, chamfered, for steel structures, with hardness grade 300HV and nominal size (nominal thread diameter) from 12 mm to 36 mm.
Dimensional Drawing and Technical Diagrams
Key Dimensions and Technical Parameters
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Dimensions in mm - source DIN 34820 Publication date: 2004Withdrawn |
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| Thread size | d1 nom=min | d2 nom=max | h nom | ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) |
| M 12 | 13 | 24 | 2.5 | 6.27 |
| M 16 | 17 | 30 | 3 | 11.3 |
| M 20 | 21 | 37 | 3 | 17.2 |
| M 22 | 23 | 39 | 3 | 18.3 |
| M 24 | 25 | 44 | 4 | 32.3 |
| M 27 | 28 | 50 | 4 | 42.3 |
| M 30 | 31 | 56 | 4 | 53.6 |
| M 36 | 37 | 66 | 5 | 92.1 |