Forged Ring Blank for Gear Manufacturing


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Forged Ring Blank for Gear Manufacturing

Forged ring blanks for gear manufacturing provide a stable preform for machining external teeth, internal teeth, or precision profiles in heavy-duty gear applications.

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Description

Compared with finished gear products, this item is positioned as a forging blank prepared for downstream machining. It is suitable for ring gears, internal gears, and transmission components requiring controlled grain flow and reliable dimensional stock. The product can be produced as an open-die or rolled ring depending on size and section, helping customers reduce machining waste while preserving the strength advantages of forged material.  In practical procurement, buyers often request this type of ring blank with clearly defined outside diameter, inside diameter, section size, ultrasonic testing level, and machining allowance for tooth cutting. For large-module gears, control of ring roundness, section consistency, and heat-treatment response is especially important because later hobbing or gear milling will directly depend on the stability of the forged blank. According to project needs, additional services such as rough turning, normalizing, quenching and tempering, and third-party inspection coordination can also be arranged before shipment.

ParameterDescription
Key FeaturesSuitable for external/internal gear cutting, cross-section uniformity, microstructure stability
Typical Materials42CrMo4, 34CrNiMo6, 20CrMnTi, per drawing
Size RangeOD 300~6000mm / Height ≤1000mm / Unit Weight ≤25 tons
Typical ApplicationsReducer gear rings, industrial gearbox rings, construction machinery slewing rings
Supply ConditionAs-forged / Normalized & tempered / Rough machined (ID/OD/faces)
Inspection & DocsUT per specified level, hardness uniformity, dimensional report, traceability list, EN 10204 3.1


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