
Igh Quality Forging Steel External Tooth Large Double Helical Herringbone Bull Gears Ring Girth Gear. Custom Material Options: Available in 17CrNiMo6, AIS4140, 40CrNiMo, Bronze, or other customized materials. Advanced Heat Treatment: Carburizing and nitriding processes enhance surface hardness, strength, and wear resistance. Comprehensive Quality Control: Inspections include UT, PT, MT, and detailed reports for mechanical properties and dimensions. Heavy-Duty Manufacturing: Capable of producing 1-10 ton gears with advanced CNC lathes and hobbing machines. Professional Technical Support: Supports installation guidance, routine maintenance, and custom drawing design services. ISO9001 Certified Quality: Manufacturing plants hold ISO9001 certificates ensuring consistent and reliable product quality.