STANDARD : DIN 933,ISO 4017, DIN 961, ISO 8676, DIN558SIZE : M3 - M52 LENGTH 6 - 200MMMATERIAL : CARBON STEEL, STAINLESS STEEL, BRASSGRADE : 4.8 5.8 6.8 8 10.9 12.9 A2-50 A2-70 A4-70 A4-80FINISH : SELF COLOUR ,ZINC PLATED, HDG,ZINC FLAKEPACKAGING : BULK PACK | SMALL BOXED
STANDARD : DIN985SIZE : M3 - M48MATERIAL : Carbon Steel,Stainless SteelGRADE : 6, 8, 10, A2, A4FINISH : PLAIN | BZP | Mechanical Galv | GEOMET ...PACKAGING : BULK PACK | SMALL BOXED
STANDARD : DIN 934SIZE : M2.5 - M100MATERIAL : STEEL GRADE 8, 10, 12GRADE : 6, 8, 10, 12, A2, A4, BRASSFINISH : PLAIN | BZP | HDG | GEOMET ...PACKAGING : BULK PACK | SMALL BOXED
STANDARD : BS 3410
MATERIAL : CARBON STEEL, STAINLESS STEEL,BRASS
HARDNESS : 140HV, 200HV OR HIGHER
FINISH : ZINC PLATED, ZINC FLAKE, HDG
PACKAGING : BULK PACK | SMALL BOXED
Table 3 Heavy Pattern/Light Pattern
Used with threaded fasteners (for example a bolt and a nut)
Designed to increase the load distribution
| SIZE | d max | d min | dc max | dc min | h light | h heavy | SIZE | d max | d min | dc max | dc min | h light | h heavy |
| 1/4 | 0.27 | 0.265 | 0.562 | 0.557 | 0.036 | 0.056 | 7/8 | 0.906 | 0.901 | 1.625 | 1.615 | 0.072 | 0.144 |
| 5/16 | 0.333 | 0.328 | 0.625 | 0.62 | 0.04 | 0.072 | 1 | 1.031 | 1.026 | 1.875 | 1.865 | 0.072 | 0.16 |
| 3/8 | 0.395 | 0.39 | 0.75 | 0.745 | 0.048 | 0.072 | 1-1/8 | 1.156 | 1.151 | 2.125 | 2.115 | 0.092 | 0.176 |
| 7/16 | 0.458 | 0.453 | 0.875 | 0.87 | 0.048 | 0.092 | 1-1/4 | 1.281 | 1.276 | 2.375 | 2.355 | 0.116 | 0.176 |
| 1/2 | 0.52 | 0.515 | 1 | 0.995 | 0.056 | 0.092 | 1-3/8 | 1.406 | 1.401 | 2.625 | 2.605 | / | 0.192 |
| 9/16 | 0.593 | 0.588 | 1.125 | 1.115 | 0.056 | 0.104 | 1-1/2 | 1.531 | 1.526 | 2.875 | 2.855 | / | 0.192 |
| 5/8 | 0.656 | 0.651 | 1.25 | 1.24 | 0.072 | 0.116 | 1-3/4 | 1.781 | 1.776 | 3.375 | 3.345 | / | 0.212 |
| 3/4 | 0.781 | 0.776 | 1.5 | 1.49 | 0.072 | 0.128 | 2 | 2.031 | 2.026 | 3.625 | 3.595 | / | 0.212 |
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