DIN315 Wing Nut - Rounded Wings,Butterfly nut,Carbon Steel ,Zinc
Plated Finish
Product Description:
1. The head of the nut is flat, the force is uniform and the
fastening effect is good.
2. Deep thread, uniform force, sharper screw teeth, the process of
rotation is not easy to slip.
3. High gloss, more durable and beautiful.
Butterfly nut is a kind of nut, which is shaped like a butterfly.
Butterfly nut can be divided into cold heading butterfly nut,
casting butterfly nut and stamping butterfly nut according to the
technology.
According to the shape, it can be divided into two basic shapes:
square wing and circular wing.
According to the National Standard:
GB/T62.2-2004 Square wing butterfly nut
GB/T62.1-2004 Butterfly nuts with round wings
GB/T62.3-2004 Stamping butterfly nut
Specification:
| Details |
| Name | DIN315 Wing Nut |
| Materials | Carbon Steel |
| Process Method | Cold forging, hot forging ,Open-die |
| Size | Diameter M3-M20 |
| Standard | DIN315 |
| Surface | Zinc Plated, Plain |
| Packing | Small boxes or cartons in bulk |
| Size | M4 | M5 | M6 | M8 | M10 | M12 | M16 | M20 | M24 |
| d | | | | | | | | | |
| P | Coarse pitch | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 | 3 |
| d1 | Max | 8 | 11 | 13 | 16 | 20 | 23 | 29 | 35 | 44 |
| Min | 6 | 8 | 10 | 13 | 17 | 20 | 26 | 32 | 41 |
| d2 | Max | 7 | 9 | 11 | 12.5 | 16.5 | 19.5 | 23 | 29 | 37.5 |
| Min | 5.5 | 7.5 | 9 | 10.5 | 14.5 | 17.5 | 21 | 27 | 35 |
| L | Max | 20 | 26 | 33 | 39 | 51 | 65 | 73 | 90 | 110 |
| Min | 18 | 24 | 30 | 36 | 48 | 62 | 70 | 86 | 106 |
| y | Max | 1.9 | 2.3 | 2.3 | 2.8 | 4.4 | 4.9 | 6.4 | 6.9 | 9.4 |
| Min | 1.1 | 1.5 | 1.5 | 2 | 3.6 | 4.1 | 5.6 | 6.1 | 8.6 |
| y1 | Max | 2.3 | 2.8 | 3.3 | 4.4 | 5.4 | 6.4 | 7.5 | 8 | 10.5 |
| Min | 1.7 | 2.3 | 2.7 | 3.6 | 4.6 | 5.6 | 6.5 | 7 | 9.5 |
| k | Max | 10.5 | 13 | 17 | 20 | 25 | 33.5 | 37.5 | 46.5 | 56.5 |
| Min | 8.5 | 11 | 15 | 18 | 23 | 31 | 35 | 44 | 53.5 |
| m | Max | 4.6 | 6.5 | 8 | 10 | 12 | 14 | 17 | 21 | 25 |
| Min | 3.2 | 4 | 5 | 6.5 | 8 | 10 | 13 | 16 | 20 |
Application:
1, the medical device industry
2, wind power industry
3, the aerospace industry
4, the office equipment industry
5, petrochemical industry
6, the electronics industry
