There are more than 12,000 ASTM standards are used now, the most used ASTM Standards List is below:
ASTM a6
ASTM a53
ASTM a84
ASTM a105
ASTM a106
ASTM a182
ASTM a193
ASTM a240
ASTM a572
ASTM b117
ASTM f963
For full list about ASTM Standards, Please view here on astm.org