BSL® ball pin is a ball pin used for connecting the trunk lid or engine hood support rod to the sheet metal.
About ball studs
BSL® ball studs are divided into welded ball studs, riveted ball studs, and threaded ball studs according to their structure and installation methods.
Table 1 Dimensions Unit: mm
| Product Code | D | L | k | dk | h |
| Nominal | Nominal | Nominal | Nominal | Nominal | |
| B8041-060180 | SQ6.0 | 15.5 | 5.5 | 18 | 2～3 |
Table 1 Mechanical properties
| Ball head specification D
（mm） |
hardness
（HV） |
| SQ6.0 | 250～320 |
The ball stud materials, surface treatment types, and product functions are as follows:
| type | Material | Surface treatment | Mechanical properties |
| Welding ball pin
B8041 |
steel：10B21 | Galvanized
Salt spray 48H no red rust |
hardness：250-320HV |
| Self-clinching ball pin
B8042 |
steel：10B21 | Zinc-nickel alloy
Salt spray 480H no red rust |
|
| Threaded ball pin
B8043 |
steel：10B21 | Dacromet black
Salt spray 600H no red rust |
1 Product Installation Method
Welded ball pins are installed by welding.
Riveted ball pins are installed by riveting.
Threaded ball pins are installed by torque wrench.
The detailed installation method is determined by the customer.
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