M-55
Citation:
M-55. Y. Mukai, “The Development of New High-strength Steel Sheets for Automobiles,” KOBELCO Technology Review, No. 26, Dec 2005, p. 26.
M-54
Citation:
M-54. T. Murata, S. Hamamoto, Y. Utsumi, T. Yamano, Y Futamura, And T. Kimura, “Characteristics of 1180MPa Grade Cold-Rolled Steel Sheets with Excellent Formability,” Kobelco Technology Review No. 35 Jun. 2017, Page 45.
H-27
Citation:
H-27. S. Hamamoto, H. Omori, T. Asai, N. Mizuta, N. Jimbo and T. Yamano, “Steel Sheets for Highly Productive Hot Stamping,” Kobelco Technology Review, vol. 35, p. 39–44, 2017.