Welding practices and procedures for the pipe trades / 
American Technical Publishers 
 - Illinois :  American Technical Publishers, Inc,  2017. 
 - 564 p.: ill.; 27.9 cm. 
<br/><br/>Includes appendix, glossary, and index 
<br/><br/><label>ISBN: </label>9780826929839 
<br/><br/><label>Dewey Class. No.: </label>C 671.52 W445 2017