This standard specifies the permissible limit deviation in dimensions without tolerance indication for the features of size formed after cold stamping processing in the automobile part drawing.
This standard is applicable to the permissible limit deviation in dimensions without tolerance indication after cold stamping processing in the automobile part drawing.
2 Terms
Blanking dimension: the measured dimension of the bright belt of the blanked parts.
3 Permissible limit deviation in dimensions without tolerance indication for flat stamping processing
3.1 The permissible limit deviation in dimensions without tolerance indication of the blanking length L and diameters D and d for flat stamping shall be in accordance with those specified in Figure 1 and Table 1.
1 Subject content and applicable scope 2 Terms 3 Permissible limit deviation in dimensions without tolerance indication for flat stamping processing 4 Dimensional tolerance of formed bent parts 5 Permissible limit deviation in dimensions without tolerance indication for formed drawing 6 Permissible limit deviation in dimensions without tolerance indication of hole edge distance, hole center distance and hole interval of stamped parts Additional explanation:
Standard
QC/T 268-1999 Extreme deviation for undeclared tolerance size of processing parts for automobile cold stamping (English Version)
Standard No.
QC/T 268-1999
Status
superseded
Language
English
File Format
PDF
Word Count
5000 words
Price(USD)
120.0
Implemented on
1999-1-1
Delivery
via email in 1 business day
Detail of QC/T 268-1999
Standard No.
QC/T 268-1999
English Name
Extreme deviation for undeclared tolerance size of processing parts for automobile cold stamping
1 Subject content and applicable scope
This standard specifies the permissible limit deviation in dimensions without tolerance indication for the features of size formed after cold stamping processing in the automobile part drawing.
This standard is applicable to the permissible limit deviation in dimensions without tolerance indication after cold stamping processing in the automobile part drawing.
2 Terms
Blanking dimension: the measured dimension of the bright belt of the blanked parts.
3 Permissible limit deviation in dimensions without tolerance indication for flat stamping processing
3.1 The permissible limit deviation in dimensions without tolerance indication of the blanking length L and diameters D and d for flat stamping shall be in accordance with those specified in Figure 1 and Table 1.
Contents of QC/T 268-1999
1 Subject content and applicable scope
2 Terms
3 Permissible limit deviation in dimensions without tolerance indication for flat stamping processing
4 Dimensional tolerance of formed bent parts
5 Permissible limit deviation in dimensions without tolerance indication for formed drawing
6 Permissible limit deviation in dimensions without tolerance indication of hole edge distance, hole center distance and hole interval of stamped parts
Additional explanation:
