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China New Product Standard Machining - Forged Steel Girth Gear – Fotma Detail:
Customized Forged Steel Girth Gear Ring/Gear Segment
Girth gear is the key component to support the transmission system stability of rotary kiln and ball mill, which are often forged or cast structure high quality and strength alloy steel with surface carburizing or hardening treatment. Girth gears have the high bearing capacity and durable. In practical application, which is widely used in high speed and heavy load machinery, because of its stable transmission, low impact, vibration and noise. Our company can produce different type gear ring and wheel such as spur gear, helical gear, herringbone gear wheel and gear ring according to the customer’s drawing and requirements.
Features of Our Girth Gear Rings
Module Range: 10 Module to 70 Module.
Diameter: Min 800mm to16000 mm.
Weight: Max 120 MT single piece.
Three different designs: Fabricated steel – forged ring – rolled plate
Standards / Certificates: • UNI EN ISO • AWS • ASTM • ASME • DIN

Advantages of Girth Gears
1. Heavy load capacity, long lifespan.
2. High precision, large diameter and module.
3. Stable transmission, low impact, vibration and noise.
4. Products with Customers’ Designs.
5. Strong Machining & Heat Treatment Abilities.
6. Strict Quality Control.
7. Prompt Delivery.
Specifications of Our Girth Gears
No. |
Item |
Description |
1 |
Diameter |
≤15m |
2 |
Module |
≤45 |
3 |
Material |
Cast Alloy Steel, Cast Carbon Steel, Forged Alloy Steel, Forged Carbon Steel |
4 |
Structure From |
Integrated, Half to Half, Four Pieces and More Pieces |
5 |
Heat Treatment |
Quenching & Tempering, Normalizing & Tempering, Carburizing & Quenching & Tempering |
6 |
Tooth Form |
Annular Gear, Outer Gear Ring |
7 |
Standard |
ISO, EN, DIN, AISI, ASTM, JIS, IS, GB |

Product detail pictures:
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Our company puts emphasis on the management, the introduction of talented personnel, and the construction of staff building, trying hard to improve the quality and liability consciousness of staff members. Our company successfully attained IS9001 Certification and European CE Certification of China New Product Standard Machining - Forged Steel Girth Gear – Fotma , The product will supply to all over the world, such as: Ghana, Hungary, Rotterdam, Our company has built stable business relationships with many well-known domestic companies as well as oversea customers. With the goal of providing high quality products to customers at low cots, we are committed to improving its capacities in research, development, manufacturing and management. We have honored to receive recognition from our customers. Till now we have passed ISO9001 in 2005 and ISO/TS16949 in 2008. Enterprises of "quality of survival, the credibility of development" for the purpose, sincerely welcome domestic and foreign businessmen to visit to discuss cooperation.