300 M Var Rounds -- E4340
from A.M. Castle & Co.

triple alloy material for applications requiring high transverse ductility [See More]

  • Features: Wrought; Vacuum Arc Melted / Remelted (VAR); Cold Finished, Rolled or Cold Drawn (optional feature); Hot Rolled (optional feature)
  • AISI Grade: 4340
  • Type: AlloySteel
  • Specifications: AISI