... Φ300L/D ratio=15-53Technical Data:Bimetallic layer analysis38CrMoAlA: Cr, C, Si, Mn, Mo, Al, Ni, Cu, P, ... S40Cr: Cr, Mn, C, Si, Ni, S, P, CuStainless steel: Cr, Ni, ... Ti, Mn, N, Nb, Mo, Si, CuSKD61: C, Si, Mn, Cr, Mo, V, S, PFerrous alloy: ... injection and extruder machine models 5. Main market: Southeast Asia,Eastern Europe, Africa Bimetallic barrel for injection molding machine