ASTM A53/A53M-05 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
is 22 pages, $44. Pretty cheap for a standard @ $2/page. Read the summary at
If you are going to be dealing with a lot more ASTM Stds that pertain to steel in future, you might as well purchase the ASTM Book of Standards Volume 01.01: Iron and Steel Products. It contains 120 standards and is slighty over $200.