Granite V-blocks
Granite V-blocks are the ideal tools for cylinder testing. Material: granite Standard: GB/T 20428-2006 Specification: attached form or customize
- Category: Granite measuring tools
- Tel: : +86-317-8177617
- Fax: : +86-317-8175009
- E-mail:: info@jx-surfaceplate.com
Granite V-blocks
Granite V-blocks
Granite V-blocks are the ideal tools for cylinder testing.
Material: granite
Standard: GB/T 20428-2006
Specification: attached form or customize
Hardness of the working surface: HS70
Surface treatment: ground finish
Precision grade: 0-1
Packaging: wooden box
|
Specification |
Parallel of working |
Parallel of V-slot towards bottom |
Parallel of V-slot towards side |
Symmetry of V-slot towards two sides |
Symmetry of V-slot’s side towards bottom |
Verticality of V-slot ‘s side towards bottom |
Height difference of a pair of V-blocks towards bottom |
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|
Precision grade |
||||||||||||||
|
0 |
1 |
0 |
1 |
0 |
1 |
0 |
1 |
0 |
1 |
0 |
1 |
0 |
1 |
|
|
63×63×90° |
1.5 |
3 |
4 |
8 |
4 |
8 |
8 |
16 |
8 |
8 |
4 |
8 |
5 |
10 |
|
100×100×90° |
2 |
4 |
4 |
8 |
4 |
8 |
8 |
16 |
8 |
8 |
4 |
8 |
5 |
10 |
|
160×160×90° |
2.5 |
5 |
5 |
10 |
5 |
10 |
10 |
20 |
10 |
10 |
5 |
10 |
6 |
12 |
