Be designed on practical
Lower price and high quality
Fast delivery and best customer service
Made by yout requirements
Port: SHANGHAI
Minimum Order Quantity: 1 Unit/Units
Supply Ability: 500 Unit/Units per Month
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: Wooden case
Delivery Detail: 30-100days according to quantity
Cast Iron Box Cube
According to JB/T3411.56-99 ,be made on standard ,material is HT200.
The use of square boxes: for test, measurement, scribing, equipment installation, construction of industrial engineering. For parts parallelism, perpendicularity and inspection and crossed, universal square boxes used for inspection or draw the precision of the workpiece at any angle line.
Standard as follow:
flatness of working surface | Face perpendicularity, parallelism and parallelism of the V-groove on the underside and side | |||||
TYPE | ||||||
(mm) | ||||||
precision grade(um) | ||||||
1 | 2 | 3 | 1 | 2 | 3 | |
100 | 3.5 | 7 | 15 | 7 | 15 | 30 |
150 | 4 | 9 | 17 | 8 | 18 | 35 |
200 | 4.5 | 10 | 20 | 9 | 20 | 40 |
250 | 5 | 11 | 22 | 10 | 22 | 45 |
300 | 12 | 25 | 25 | 50 | ||
350 | 13 | 27 | 27 | 55 | ||
400 | 15 | 30 | 30 | 60 | ||
500 | 35 | 70 | ||||
600 | 40 | 80 |