F53,F6NM4130 35CrMo 4140 42CrMoA 42CrMo4 Stainless Steel Forging Tube Head Casing Head Flange,cylider head body,christmas tree Reference: Material F53...
18CrNiMo7-6 20CrMnMo 42CrMo 35CrMo Shaft Roll , Forged Steel Shafts Machinery Parts The shaft roll refers to mechanical parts supports the rotating .....
ASTM 4140 4130 42CrMo 17CrNiMo6 Axle Shaft Forging , Taper Shaft For Machinery The product drives the gear shaft, mainly plays the role of. Material ....