Y-2
Citation:
Y-2. K. Yoshida, “Handbook of Ease or Difficulty in Press Forming“, Translated by J. Bukacek and edited by S-D Liu, 1987.
N-2
Citation:
N-2. M. F. Shi, Internal National Steel Corporation report.
K-4
Citation:
K-4. T. Katayama et al, “Effects of Material Properties on Shape-Fixability and Shape Control Techniques in Hat-shaped Forming,” Proceedings of the 22nd IDDRG Congress, p.97, 2002.
G-18
Citation:
G-18. A. Gåård, “Wear mechanisms in sheet metal forming – Effects of tool microstructure, adhesion and temperature,” Dissertation, Karlstad University, Sweden, 2008.
U-7
Citation:
U-7. Uddeholm, “Tool Steels For Cold Work Tooling“, Edition 14, October 2017.
W-18
Citation:
W-18. W. Wu, D. Zhou, D.J. Adamski, D. Young, and Y.-W. Wang, “Evaluation of Die Wear with Stamping DP1180 Steel”, Presented at 2017 Great Designs in Steel, Sponsored by American Iron and Steel Institute.