What quality inspections are performed?

We control internal and surface defects by UT, PT, and MT inspection, providing reports on mechanical properties, hardness, material, heat treatment, magnetic particle examination, ultrasonic inspection, and dimensions.

OEM High Quality Steel Spur Helical Inner Internal Ring Gear

Name: OEM High Quality Steel Spur Helical Inner Internal Ring Gear
Brand: Luoyang Deyu Machinery& Technology Co., Ltd.
SKU: 2118041232

Henan, ChinaLuoyang Deyu Machinery& Technology Co., Ltd.

US$50.00

1-4 Pieces

US$45.00

5-9 Pieces

US$40.00

10+ Pieces

Product profile

Customization

Available

Application

Motor, Electric Cars, Motorcycle, Marine, Toy, Agricultural Machinery, Car

Hardness

Hardened Tooth Surface

Model NO.

gear

Gear Position

Internal Gear

Manufacturing Method

Hobbing/Milling

Toothed Portion Shape

Custom

Material

Customsteel

Type

Circular Gear

Transport Package

Wooden Case

Specification

Custom

Trademark

Deyu

Origin

Henan, China

Key features

Custom Toothed Shape: Toothed portion shape is fully customizable to meet specific design requirements.

Custom Material Options: Material is customizable, including 17CrNiMo6, AIS4140, 40CrNiMo, Bronze, or other custom steels.

High Strength & Wear Resistance: Carburizing or nitriding heat treatment increases hardness, wear resistance, and extends service life.

Advanced Quality Control: Internal and surface defects controlled by UT, PT, and MT inspections with detailed testing reports.

Professional Technical Support: Support provided for installation guidance, routine maintenance, drawing design, and sample processing.

One-Stop Assembly Service: Complete set equipment service from raw materials, processing to final assembly for customer convenience.

ISO9001 Certified Manufacturing: Manufacturing plants hold ISO9001 certificates ensuring consistent and reliable product quality.

Heavy Duty Equipment Capacity: Capable of producing gears weighing 1-10 tons using large-scale CNC lathes and hobbing machines.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamSelf-branded

Luoyang Deyu Machinery& Technology Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 years CertifiedNearest Port: Tianjin Port, Qingdao Port, Shanghai Port, Ningbo PortAverage Response Time: ≤2.23h

AI-Powered supplier vetting

SummaryThe supplier manufactures and develops equipment, spare parts, and mechanical components for metallurgical, mining, construction-material, petroleum, chemical, and environmental-protection applications. It reports three production lines, gear output of 500 tons, defined finished-product inspection instructions, inventory capability, and a 2–3 month off-peak lead time. Its R&D offering includes 3D software design, ODM, OEM for recognized brands, recent new-product development, and broad customization. Quality-related procedures include quality assurance, complaint handling, and corrective/preventive actions. However, no manufacturing-capacity contract with related subcontractors, overseas warehouse, showroom, agents or branches, or offline trade-show participation is reported. Financial credibility and formal certifications cannot be determined from the provided information.

Supplier typeThe supplier is a manufacturer and R&D provider covering equipment, spare parts, mechanical components, casting, forging, heat treatment, welding, and related technical services. Its stated scope indicates an industrial manufacturing supplier rather than a trading-only company.

R&D capabilityThe supplier reports strong R&D capability, 3D software design, ODM services, OEM service for recognized brands, recent new-product development, and continuous product innovation. These directly support a positive assessment of innovation capability.

Production capacityThe supplier reports three production lines, gear output of 500 tons, multiple machining and processing facilities, inventory capability, standardized finished-product inspection instructions, and a 2–3 month off-peak lead time. The absence of a valid manufacturing-capacity contract with related subcontractors is a documented governance limitation, but the stated in-house production evidence supports capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, together with 3D software design services. This demonstrates broad documented customization coverage.

Client casesThe supplier states that it has delivered tailored solutions across various industries, built long-term partnerships with renowned enterprises, provided OEM services for popular brands, and developed products for demanding industrial applications. These are positive case-related claims, although no customer names, project details, or independently verifiable case records are supplied.