|
parameters2: ANSI B1.9-1973
parameters3:Standard 7° / 45° Buttress Thread
Following calculator has been developed in accordance to ANSI B1.9-1973 “Buttress Inch Screw Threads” standard. The standard provides information about preferred diameter-pitch combinations, formulas for calculation pitch diameter tolerances, tolerances for major and minor diameters, a system of allowances between external and internal threads, recommended methods of measuring and gauging, dimensional acceptability of buttress threaded rods and nuts.
Note: For more information on buttress threads including diameter-pitch combinations, thread designation, basic dimensions, formulas, thread tolerances and allowances for easy assembly , please refer to pages 1997 - 2004 of Machinery's Handbook, 30th.
Standard 7° / 45° Buttress Thread with 0.6p Basic Height of Thread Engagement and Round Root