New Fashion Design for Serrated Flange Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong Detail:
Product Detail
Product parameters
Screw Thread d | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 | ||||
P | Pitch | Coarse thread | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | ||
Fine thread-1 | / | / | 1 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 | ||||
Fine thread-2 | / | / | / | 1 | 1.25 | / | / | / | ||||
b | L≤125 | 16 | 18 | 22 | 26 | 30 | 34 | 38 | 46 | |||
125<L≤200 | / | / | 28 | 32 | 36 | 40 | 44 | 52 | ||||
L>200 | / | / | / | / | / | / | 57 | 65 | ||||
c | min | 1 | 1.1 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 | 3 | |||
da | Form A | max | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | 22.4 | ||
Form B | max | 6.2 | 7.4 | 10 | 12.6 | 15.2 | 17.7 | 20.7 | 25.7 | |||
dc | max | 11.8 | 14.2 | 18 | 22.3 | 26.6 | 30.5 | 35 | 43 | |||
ds | max | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | |||
min | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 19.67 | ||||
du | max | 5.5 | 6.6 | 9 | 11 | 13.5 | 15.5 | 17.5 | 22 | |||
dw | min | 9.8 | 12.2 | 15.8 | 19.6 | 23.8 | 27.6 | 31.9 | 39.9 | |||
e | min | 8.71 | 10.95 | 14.26 | 16.5 | 17.62 | 19.86 | 23.15 | 29.87 | |||
f | max | 1.4 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | |||
k | max | 5.4 | 6.6 | 8.1 | 9.2 | 11.5 | 12.8 | 14.4 | 17.1 | |||
k1 | min | 2 | 2.5 | 3.2 | 3.6 | 4.6 | 5.1 | 5.8 | 6.8 | |||
r1 | min | 0.25 | 0.4 | 0.4 | 0.4 | 0.6 | 0.6 | 0.6 | 0.8 | |||
r2 | max | 0.3 | 0.4 | 0.5 | 0.6 | 0.7 | 0.9 | 1 | 1.2 | |||
r3 | min | 0.1 | 0.1 | 0.15 | 0.2 | 0.25 | 0.3 | 0.35 | 0.4 | |||
r4 | ≈ | 3 | 3.4 | 4.3 | 4.3 | 6.4 | 6.4 | 6.4 | 8.5 | |||
s | max=nominal size | 8 | 10 | 13 | 15 | 16 | 18 | 21 | 27 | |||
min | 7.78 | 9.78 | 12.73 | 14.73 | 15.73 | 17.73 | 20.67 | 26.67 | ||||
t | max | 0.15 | 0.2 | 0.25 | 0.3 | 0.35 | 0.45 | 0.5 | 0.65 | |||
min | 0.05 | 0.05 | 0.1 | 0.15 | 0.15 | 0.2 | 0.25 | 0.3 |
Product detail pictures:


Related Product Guide:
Being supported by an advanced and specialist IT team, we could give technical support on pre-sales & after-sales services for New Fashion Design for Serrated Flange Bolts - DIN 6921 Hexagon Flange Bolts – Tiancong, The product will supply to all over the world, such as: Algeria, Kuwait, St. Petersburg, With the effort to keep pace with world's trend, we'll always endeavor to meet customers' demands. If you want develop any other new items, we can customize them to suit your needs. If you feel interest in any of our products and solutions or want develop new merchandise, you should feel free to contact us. We are looking forward to forming successful business relationship with customers all over the world.

We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
