iron box
Detailed Product Description
iron box details introduce
Square block (as per GB7-62) is an important auxiliary tool in the plate measurement .It is used for inspecting and measuring the tridimensional lineation by fitters, the parallelism and verticality of machining parts , as well as various location differences.
iron box specification:
Type(mm) | Parallelism of working surface | Flatness of working surface | Perpendicularity of working surface | |||
Precision grade(μ,) | ||||||
1 | 2 | 1 | 2 | 1 | 2 | |
100*100*100 | 2 | 4 | 2 | 4 | 2 | 4 |
150*150*150 | 3 | 6 | 3 | 6 | 3 | 6 |
200*200*200 | 4 | 8 | 2.5 | 4 | 4 | 8 |
300*300*300 | 6 | 12 | 2.5 | 4 | 6 | 12 |
400*400*400 | 8 | 16 | 4 | 8 | 8 | 16 |
500*500*500 | 20 | 40 | 5 | 12 | 20 | 40 |
