Ansi 150 is a pressure grade of flange ie. Ansi #150 Flange. For steel flanges this is specified by ANSI B16.5.
922
922/3 = 307 r 1 922/3 = 307.333r
922 - 819 = 103
1, 2, 461, 922
If you can find published sn data, that would let you know.
Yes, if you have an ANSI C++ compiler. Most modern compilers are ANSI, and are capable of suppressing non-ANSI code, using a compiler option.
ANSI stands for "American National Standars Institute"
32.9286
307.3333
819+922=1731
Aswad Ansi was beheaded by Fairuz Ad-Delami