ASTM AISI 4340 DIN 36CrNiMo4 JIS SNCM439 BS816M40 NF40N Forged Gear Blank Internal Gear RIng Blanks The main manufacturing equipments: Name&Descriptio...
34CrNiMo6 Forged Gear Blank Ring Quenching and Tempering Customized Hardness For Wind power Gear Box A.Products process: The forgings manufacturing .....
4140 42CrMo4 Hot Rolled Forged Slewing Ring Blank Proof Machined Products process: The forgings manufacturing and inspecting process are showed in the ...