PDF
GB/T 20957.7-2007 Active
GB/T 20957.7-2007 Test conditions for precision machining centres—Part 7:Accuracy of a finished test piece
Abstract
This part specifies the characteristics, dimensions, and cutting tests of standard specimens under finishing conditions, which are used to evaluate the cutting accuracy of machine tools. This part is applicable to precision machining centers with a linear axis travel of up to 2,000 mm. Precision machining centers with a linear axis travel greater than 2,000 mm can also be used for reference.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 20957.7-2007 |
| CCS | Drilling, boring, and milling machines |
| ICS | Lathes and milling machines |
| Implement Date | 2007-11-01 |
Price
$ 50
Subtotal
$ 50
Tax
$ 0.00
Order Total (incl. tax)
$ 50