Pipe flanges and flanged fittings :  NPS 1⁄2 through NPS 24 metric/Inch standard / 
American Society of Mechanical Engineers 
 - 1 online resource 
<br/><br/> Also issued online and hardcopy (comb binding) 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9780791873793 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pipe flanges--Standards<br/>Pipe fittings--Standards