... generations of the crank craft pressure forging, friction pressure forging and belt hammer forging. The forging energy deviation can be controlled with 1.5%, forging of forming ... 7075-t6, 2024; Copper ;-Brass ; Alloy steel,stainless steel,Bronze;-Carbon steel(A36,A105, A266 CL2/CL4,ST37.2, C22.8 ... 70,A285GrA B C);-Low Temp Carbon steel (A350 LF2 CL1/CL2,LF3);-High Yield Carbon steel(A694 F42/F52/F60/ ...