ring gear manufacturing China/forging&machining/ YT components Application:For gear bpx Material:42CrMo Size range:MIN ID of 25mm to MAX OD of 800mm Allownance:±0.01mm process flow:Forging-Annealing-machining-quenching and tempering-hard turning-drilling packing: custimized, generally by wooden carton or pallet Delivery time: less than 1 month MOQ: 100pcs/batch Annual capacity:10,000pcs~20,000pcs ring gear manufacturing in China, YT [...]