Registered: 12/18/09
Posts: 13
Loc: Republic of Korea
hi~ refer to b31.1(2016) 102.3.2 note. 2
"For materials with a minimum tensile strength of over 70 ksi (480 MPa), eqs. (1A) and (1B) shall be calculated using Sc or Sh values no greater than 20 ksi (140 MPa), unless otherwise justified."