DONGSHAO is a professional China Hexagon Flange Head Tapping Screws manufacturer and supplier, if you are looking for the Hexagon Flange Head Tapping Screws with low price, consult us now!
Hebei Dongshao Fastener Manufacturing Co., Ltd. is a well-known supplier and manufacturer of Hexagon flange head tapping screws in China.
The Hexagon flange head tapping screws is made of galvanized or stainless steel, which has good corrosion resistance and long service life;Hexagon flange head tapping screws dimension precision, thread taper in line with the standard, stable and reliable use;
Hexagonal head design, the use of hexagonal wrench installation, easy to operate, convenient and fast loading and unloading;Suitable for various fields, such as construction, furniture, etc., with wide applicability;The design of the hexagonal head can better transfer the torque to the thread, so that the screw is set and better fixed in the position, which is not easy to loose;Hexagon flange head tapping screws has strong self-tapping performance, does not need to punch, can be directly driven, suitable for occasions that are not suitable for punching.
In addition, Hexagon flange head tapping screws also needs to pay attention to its surface treatment to ensure a good fit with the connected material and corrosion resistance. Common surface treatment methods include environmental protection color zinc, environmental protection blue and white zinc, environmental protection black zinc, environmental protection nickel, hot dip galvanized, dacromet and so on.
(mm) | ST2.2 | ST2.9 | ST3.5 | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ST8 | ST9.5 |
P | 0.8 | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 2.1 | 2.1 |
a max | 0.8 | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 2.1 | 2.1 |
dc max | 4.5 | 6.4 | 7.5 | 8.5 | 10 | 11.2 | 12.8 | 16.8 | 21 |
dc min | 4.1 | 5.9 | 6.9 | 7.8 | 9.3 | 10.3 | 11.8 | 15.5 | 19.3 |
h min | 0.3 | 0.4 | 0.5 | 0.6 | 0.6 | 0.8 | 1 | 1.2 | 1.4 |
s max | 3 | 4 | 5 | 5.5 | 7 | 7 | 8 | 10 | 13 |
s min | 2.86 | 3.82 | 4.82 | 5.32 | 6.78 | 6.78 | 7.78 | 9.78 | 12.73 |
e min | 3.16 | 4.27 | 5.36 | 5.92 | 7.55 | 7.55 | 8.66 | 10.89 | 14.16 |
k max | 2.2 | 3.2 | 3.8 | 4.3 | 5.2 | 6 | 6.7 | 8.6 | 10.7 |
r min | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.2 | 0.3 | 0.4 | 0.4 |
d max | 2.24 | 29 | 3.53 | 4.22 | 4.8 | 5.46 | 6.25 | 8 | 9.65 |
d min | 2.1 | 2.76 | 3.35 | 4.04 | 4.62 | 5.28 | 6.03 | 7.78 | 9.43 |
d1 max | 1.63 | 2.18 | 2.64 | 3.1 | 3.58 | 4.17 | 4.88 | 6.2 | 7.85 |
d1 min | 1.52 | 2.08 | 2.51 | 2.95 | 3.43 | 3.99 | 4.7 | 5.99 | 7.59 |