UN螺纹尺寸表.xls

文档介绍：External Thread / Internal Thread Nominal Size, TPI, Series Class Allowanc eMaxa Major Min Major Min b Maxa Pitch Min Pitch Max Minor Min Minor Ext. 0- 80 UNF 2A - Int. 2B Ext. 0- 80 UNF 3A 0 - Int. 3B Ext. 1- 64 UNC 2A - Int. 2B Ext. 1- 64 UNC 3A 0 - Int. 3B Ext. 1- 72 UNF 2A - Int. 2B Ext. 1- 72 UNF 3A 0 - Int. 3B Ext. 2- 56 UNC 2A - Int. 2B Ext. 2- 56 UNC 3A 0 - Int. 3B Ext. 2- 64 UNF 2A - Int. 2B Ext. 2- 64 UNF 3A 0 - Int. 3B Ext. 3- 48 UNC 2A - Int. 2B Ext. 3- 48 UNC 3A 0 - Int. 3B Ext. 3- 56 UNF 2A - Int. 2B Ext. 3- 56 UNF 3A 0 - Int. 3B Ext. 4- 40 UNC 2A - Int. 2B Ext. 4- 40 UNC 3A 0 - Int. 3B Ext. 4- 48 UNF 2A - Int. 2B Ext. 4- 48 UNF 3A 0 - Int. 3B Ext. 5- 40 UNC 2A - Int. 2B Ext. 5- 40 UNC 3A 0 - Int. 3B Ext. 5- 44 UNF 2A - Int. 2B Ext. 5- 44 UNF