Hex Bolt (Full-thread Screw) NIPPON BYORA

Caution
- This is a representative image. See the product standards for details.
* "Other special treatments" under Surface Processing have the following specifications.
3W-ZEC: ZEC coating - base trivalent white
3B-ZEC: ZEC coating - base trivalent black
Product Description
Hexagon bolts that are often used together with nuts.
[Features]
・As the name implies, a hexagonal head screw.
・[Nominal] 6/8/10/12/16/20/22/24/30
・[Material] Steel
・[Surface Processing] None / Unichrome Plating / Chromate Plating / Trivalent White / Trivalent Black / Nickel Plating / Chrome Plating / Black Chromate / Parkerizing / Hot Dip Galvanized / Dacrotized / Green Chromate / Trivalent Stainless Coat / ZEC Coat
・Method of sandwiching the member from both sides with hexagon bolt and hexagon nut.
[Applications]
・Hexagon bolts are typical of screws used in construction and large equipment.
Hex Bolt (Full-thread Screw) NIPPON BYORA

Dimensional drawing
| Nominal of Thread (d) | k | s | e | dk | r | Z | ||
|---|---|---|---|---|---|---|---|---|
| Standard Size | Tolerance | Standard Size | Tolerance | Approx. | Approx. | Min. | Approx. | |
| M6 | 4 | ±0.15 | 10 | 0 -0.6 | 11.5 | 9.8 | 0.25 | 1 |
| M8 | 5.5 | 13 | 0 -0.7 | 15 | 12.6 | 0.4 | 1.2 | |
| M10 | 7 | ±0.2 | 17 | 19.6 | 16.5 | 0.4 | 1.5 | |
| M12 | 8 | 19 | 0 -0.8 | 21.9 | 18 | 0.6 | 2 | |
| M14 | 9 | ±0.3 | 22 | 25.4 | 21 | 0.6 | 2 | |
| M16 | 10 | 24 | 27.7 | 23 | 0.6 | 2 | ||
| M20 | 13 | ±0.35 | 30 | 34.6 | 29 | 0.8 | 2.5 | |
| M22 | 14 | 32 | 0 -1 | 37 | 31 | 0.8 | 2.5 | |
| M24 | 15 | 36 | 41.6 | 34 | 0.8 | 3 | ||
| M30 | 19 | ±0.4 | 46 | 53.1 | 44 | 1 | 3.5 | |
"Other special treatment" of surface treatment is ZEC coat specification.
3W-ZEC: ZEC-coat trivalent white base
3B-ZEC: ZEC-coat trivalent black base