Customization: | Available |
---|---|
Material: | Carbon Steel |
Type: | Round Head |
Still deciding? Get samples of US$ 0/Piece
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Auto bolt is a kind of mechanical parts, is a cylindrical fastener with thread, by the head and screw two parts . it needs to be matched with the nut, is used to firmly connect two parts with through holes, this kind of connection is called bolt connection. bolts play a vital role in automobiles. is used to fix and install various parts, such as tires, chassis, engine, etc. to ensure the safety and reliability of automobiles. different types of bolts, such as anti-teeth bolts, special bolts and anti-theft bolts, have special design and application scenarios, to meet the different needs of automobile manufacturing and maintenance.
Specification Table of Thread Screw | |||||
Standard | Size | Pitch of thread (mm) | d(mm) | Wire Diameter ±0.02mm | |
Max | Min | ||||
Chinese National Standard Coarse Thread 60° | M5 | 0.80 | 4.98 | 4.83 | 4.30 |
M6 | 1.00 | 5.97 | 5.82 | 5.18 | |
M7 | 1.00 | 6.97 | 6.82 | 6.18 | |
M8 | 1.25 | 7.96 | 7.79 | 7.02 | |
M9 | 1.25 | 8.96 | 8.79 | 8.01 | |
M10 | 1.50 | 9.96 | 9.77 | 8.84 | |
M11 | 1.50 | 10.97 | 10.73 | 9.84 | |
M12 | 1.75 | 11.95 | 11.76 | 10.7 | |
M14 | 2.00 | 13.95 | 13.74 | 12.5 | |
M16 | 2.00 | 15.95 | 15.74 | 14.5 | |
M18 | 2.50 | 17.95 | 17.71 | 16.20 | |
M20 | 2.50 | 19.95 | 19.71 | 18.2 | |
Chinese National Standard Fine Thread 60° | M5 | 0.50 | 4.97 | 4.86 | 4.57 |
M6 | 0.75 | 5.97 | 5.85 | 5.41 | |
M7 | 0.75 | 6.97 | 6.85 | 6.41 | |
M8 | 1.00 | 7.97 | 7.83 | 7.24 | |
M9 | 1.00 | 8.97 | 8.83 | 8.24 | |
M10 | 1.00 | 9.97 | 9.82 | 9.23 | |
M10 | 1.25 | 9.96 | 9.81 | 9.07 | |
M12 | 1.25 | 11.97 | 11.76 | 11.07 | |
M12 | 1.50 | 11.96 | 11.79 | 10.89 | |
M14 | 1.50 | 13.96 | 13.79 | 12.89 | |
M16 | 1.50 | 15.96 | 15.79 | 14.89 | |
M18 | 1.50 | 17.95 | 17.73 | 16.86 | |
M20 | 1.50 | 19.95 | 19.65 | 18.85 |
Specification Table of Thread Screw | |||||
Standard | Size | Thread per inch | d(mm) | Wire Diameter ±0.02mm | |
Max | Min | ||||
British Standard Whitworth Thread (Coarse) 55° | 1/8 | 40 | 3.145 | 3.03 | 2.70 |
5/32 | 32 | 3.945 | 3.795 | 3.38 | |
3/16 | 24 | 4.732 | 4.592 | 4.00 | |
1/4 | 20 | 6.32 | 6.165 | 5.45 | |
5/16 | 18 | 7.905 | 7.737 | 6.94 | |
3/8 | 16 | 9.49 | 9.312 | 8.4 | |
7/16 | 14 | 11.2 | 10.88 | 9.84 | |
1/2 | 12 | 12.66 | 12.46 | 11.22 | |
9/16 | 12 | 14.25 | 14.04 | 12.81 | |
5/8 | 11 | 15.83 | 15.61 | 14.27 | |
Unified Coarse Pitch Thread ( American Standard) 60° | 4# | 40 | 2.824 | 2.695 | 2.37 |
5# | 40 | 3.154 | 3.026 | 2.69 | |
6# | 32 | 3.484 | 3.333 | 2.91 | |
8# | 32 | 4.142 | 3.991 | 3.57 | |
10# | 24 | 4.80 | 4.618 | 4.05 | |
12# | 24 | 5.461 | 5.279 | 4.7 | |
1/4 | 20 | 6.322 | 6.117 | 5.45 | |
5/16 | 18 | 7.907 | 7.687 | 6.93 | |
3/8 | 16 | 9.491 | 9.254 | 8.40 | |
7/16 | 14 | 11.08 | 10.82 | 9.83 | |
1/2 | 13 | 12.66 | 12.39 | 11.32 | |
9/16 | 12 | 14.25 | 13.96 | 12.8 | |
5/8 | 11 | 15.83 | 15.53 | 14.26 | |
Unified Fine Pitch Thread ( American Standard) 60° | 4# | 48 | 2.877 | 2.713 | 2.44 |
5# | 44 | 3.157 | 3.036 | 2.73 | |
6# | 40 | 3.484 | 3.356 | 3.02 | |
8# | 36 | 4.145 | 4.006 | 3.63 | |
10# | 32 | 4.803 | 4.651 | 4.23 | |
12# | 28 | 5.461 | 5.296 | 4.81 | |
1/4 | 28 | 6.324 | 6.16 | 5.68 | |
5/16 | 24 | 7.909 | 7.727 | 7.16 | |
3/8 | 24 | 9.497 | 9.315 | 8.74 | |
7/16 | 20 | 11.08 | 10.87 | 10.18 | |
1/2 | 20 | 12.67 | 12.46 | 11.76 | |
9/16 | 18 | 14.25 | 14.03 | 13.25 | |
5/8 | 18 | 15.83 | 15.62 | 14.83 |
Advanced Planning | Process Control | Quality Issue Feedback |
·Multi-functional project team ·Build up standard tree,do the analysis and training ·DFMEA ·4 stage project review, quality gate ·PFMEA ·Visualized WI |
·First and final piece100% inspection. ·Combine self-inspect and patrol inspect. ·Regular inspection on fixture and gauges. ·Upper andlower process error prevention control ·5M1E management |
·Quick feedback, arrive sitewithin 10 minutes ·Define interim and containment action within 4hours ·Daily quick response meeting ·8D ·6 Sigma ·Actions follow-upvalidation ·Share to similarproducts ·Record into failure mode database |