标准编号:	QC/T 268-1999
中文名称:	汽车冷冲压加工零件未注公差尺寸的极限偏差
英文名称:	Extreme deviation for undeclared tolerance size of processing parts for automobile cold stamping
行业分类:	QC    汽车行业标准
发布日期:	1999-1-1
实施日期:	1999-1-1
标准状态:	superseded
被新标准替代:	QC/T 268-2023 汽车冷冲压加工零件未注公差尺寸的极限偏差
被替代日期:	2023-11-1
替代旧标准:	ZB T04 006.3-1989 ZB T 04006.3-1989 汽车冷冲压加工零件未注公差尺寸的极限偏差
翻译语言:	英文
文件格式:	PDF
中文字符数:	10000 字
翻译价格(元):	350.0
交付时间:	付款后 1 个工作日

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.

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: