GB/T70.3 Titanium Hexagon Socket Countersunk Head Screws are often used in machinery,mainly used for the advantages of easy fastening,disassembly,and not easy to slip angle.The outer edge of the Titanium screw head is round,and the middle is a concave hexagon.Titanium screws GB70.3 head is a 90-degree cone.After installation,the screw head can sink into the installation surface to keep the installation surface flat.
The dimensions of GB/T70.3 Titanium Hexagon Socket Countersunk Head Screws details as below:
d | M3 | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | M20 | |
p | Pitch | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 |
b | refer | 18 | 20 | 22 | 24 | 28 | 32 | 36 | 40 | 44 | 52 |
dk | theoretical value max | 6.72 | 8.96 | 11.20 | 13.44 | 17.92 | 22.40 | 26.88 | 30.8 | 3.60 | 40.32 |
actual value min | 5.54 | 7.53 | 9.43 | 11.34 | 15.24 | 19.22 | 23.12 | 26.52 | 29.01 | 36.05 | |
ds | max | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 |
min | 2.86 | 3.82 | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 19.67 | |
e | min | 2.303 | 2.873 | 3.443 | 4.583 | 5.723 | 6.863 | 9.149 | 11.429 | 11.429 | 13.716 |
k | max | 1.86 | 2.48 | 3.1 | 3.72 | 4.96 | 6.2 | 7.44 | 8.4 | 8.8 | 10.16 |
s | DK | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 10 | 12 |
max | 2.080 | 2.58 | 3.080 | 4.095 | 5.140 | 6.140 | 8.175 | 10.175 | 10.175 | 12.212 | |
min | 2.020 | 2.52 | 3.020 | 4.020 | 5.020 | 6.020 | 8.025 | 10.025 | 10.025 | 12.032 | |
t | min | 1.1 | 1.5 | 1.9 | 2.2 | 3 | 3.6 | 4.3 | 4.5 | 4.8 | 5.6 |
Min tensile load(N) | 8.8 | 3220 | 5620 | 9080 | 12900 | 23400 | 37100 | 53900 | 73600 | 100000 | 162000 |
10.9 | 4180 | 7300 | 11800 | 16700 | 30500 | 48200 | 70200 | 96000 | 130000 | 204000 | |
12.9 | 4910 | 8506 | 13800 | 19600 | 35700 | 56600 | 82400 | 112000 | 154000 | 239000 |
We produce GB,DIN,ASME/ANSI,ISO,UNI,JIS,and other industrial standards titanium and titanium alloy fasteners,as well as non-standard titanium and titanium alloy fasteners.With professional factory best guarantee the quality and lead time,audited supplier by SGS,BV,free to buy from us,just mail us info@topqualityalloy.com for GB/T70.3 Titanium Hexagon Socket Countersunk Head Screws inquiry in Titanium screws,bolts and nuts,We could supply you one stop service in Titanium products,not only for titanium fasteners,also Titanium rod,titanium pipe and flange,pipe fittings,Ti wire rope,Ti Shackles etc.
petersy168
+86-18601515612