Ball End Bolt (BJ730)

Brand :
IMAO
Caution
Product Description
- The BJ730 series, manufactured by IMAO CORPORATION, consists of ball end bolts.
- The main body of the clamping screw is made of S45C steel and undergoes hardening and tempering. For the Flat type, it is coated with black oxide, while for the Serrated type, SCM435 steel is used.
- The tip part of the clamping screw is made of SUJ2 steel, with a hardness ranging from HRC56 to 67 for the Flat type and HRC50 to 55 for the Serrated type.
- The clamping screw is available in two lengths: 25mm and 50mm.
Drawing
Flat type

Serrated Type

Product Specifications
| Type | Main body | Ball |
|---|---|---|
| Flat type | S45C Hardening and tempering (for M4 to M8) Black oxide coating | SUJ2 HRC56 to 67 |
| Serrated Type | SCM435 Hardening and tempering | SUJ2 HRC50 to 55 |
Standard table
Flat type
| Part number | M | L | H | d | W | Allowable Load (kN) | Weight (g) |
|---|---|---|---|---|---|---|---|
| BJ730-05008 | M5 × 0.8 | 6 | 8 | 6 | 8 | 9 | 4 |
| BJ730-06009 | M6 × 1 | 7 | 9 | 7.4 | 10 | 13.7 | 12 |
| BJ730-08012 | M8 × 1.25 | 9 | 12 | 10.5 | 13 | 25.6 | 15 |
| BJ730-10016 | M10 × 1.5 | 11 | 16 | 12.7 | 17 | 40 | 45 |
| BJ730-12020 | M12 × 1.75 | 12 | 20 | 15 | 22 | 59.4 | 50 |
| BJ730-16025 | M16 × 2 | 16 | 25 | 20 | 27 | 96.4 | 115 |
| BJ730-20032 | M20 × 2.5 | 20 | 30 | 22 | 32 | 100 | 200 |
Serrated Type
| Part number | M | L | H (±0.25) | d | W | Allowable Load (kN) | Weight (g) |
|---|---|---|---|---|---|---|---|
| BJ730-06113 | M6 × 1 | 7 | 13 | 6.7 | 13 | 10 | 15 |
| BJ730-08113 | M8 × 1.25 | 8 | 20 | ||||
| BJ730-10118 | M10 × 1.5 | 10 | 18 | 10 | 19 | 25 | 35 |
| BJ730-12118 | M12 × 1.75 | 12 | 45 | ||||
| BJ730-16127 | M16 × 2 | 16 | 27 | 20 | 30 | 90 | 160 |
| BJ730-20127 | M20 × 2.5 | 20 | 180 |
Example of use

For clamp heads and support heads.
Cautions/prohibitions
Cautions/prohibitions
- No measures have been taken to prevent the ball from rotating. Use the BUH ball unit to prevent rotation.