Performances de la poudre d'acier allié 4340 dans les systèmes de fusion sur lit de poudre
Quick Answer 4340 alloy steel powder is a spherical Ni-Cr-Mo low alloy steel feedstock (nominal 0.40% C, 1.8% Ni, 0.8% Cr, 0.25% Mo, balance Fe) used in laser powder bed fusion, directed energy deposition, binder jetting, and powder metallurgy to produce ultra-high-strength structural parts. In powder bed fusion systems it performs well but demands respect […]








