| Model: | - |
|---|---|
| Brand: | cast iron straight edge |
| Origin: | Made In China |
| Category: | Industrial Supplies / Other Industrial Supplies |
| Label: | straight edge , leveling ruler , cast straight edge |
| Price: |
-
|
| Min. Order: | 1 pc |
| Live Chat: | Last Online:05 Jan, 2013 |
Made according to standard JB/T7977-99, material HT250, working surface made by skiving or precise rubbing. Used to test the straightness and flatness of workpiece and equipment installing. Working environment temperature (20 ± 5) .
| Type (mm) | Straightness and flatness
of working surface |
Parallelism between working surfaces | ||||
| Precision grade ( μm) | ||||||
| 0 | 1 | 2 | 0 | 1 | 2 | |
| 500 × 35 | 3 | 6 | 12 | 4.5 | 9 | 18 |
| 750 × 40 | 4 | 8 | 15 | 6 | 12 | 25 |
| 1000 × 50 | 5 | 10 | 20 | 7.5 | 15 | 30 |
| 1250 × 50 | 12 | 24 | 18 | 36 | ||
| 1600 × 70 | 15 | 30 | 20 | 40 | ||
| 2000 × 80 | 18 | 36 | 27 | 54 | ||
| 2500 × 80 | 44 | 65 | ||||
| 3000 × 100 | 52 | 78 | ||||
| 3500 × 100 | 60 | 90 | ||||
| 4000 × 100 | 68 | 100 | ||||
Your inquiry will be highly appreciated.Hope this will be a nice start of our long businese cooperation.
