What materials are used for these gears?

Materials include carbon steel and alloy steel, with options for forging or casting.

What is the average lead time for production?

The average lead time is 1-3 months for both peak and off-season periods.

What after-sales services are provided?

Services include OEM and customized service, full machining, primer coating, surface treatment, and complete material testing.

OEM Forged Steel 4140 Large Module Double Helical Herringbone Bull Spur Gear

Name: OEM Forged Steel 4140 Large Module Double Helical Herringbone Bull Spur Gear
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 2016165862

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$800.00

1-99 Pieces

US$400.00

100+ Pieces

Product profile

Customization

Available

Application

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

Hardness

Hardened Tooth Surface

Model NO.

double helical herringbone bull spur gear

Gear Position

External Gear

Manufacturing Method

Cast Gear

Toothed Portion Shape

Spur Gear

Material

Cast Iron

Type

Circular Gear

Name

Herringbone Gear

Standard or Nonstandard

Nonstandard

Tooth Profile

Helical Gear

Processing

Milling,Hobbing

OEM Service

Yes

Test

Raw Material Inspection, Ut, Mt,Inspection, Size I

Number of Teeth

176

Heat Treatment

Quenching and Tempering

Certificate

ISO9001

Weight

Max 50t Per Piece

Transport Package

Wooden Box/Pallet

Specification

Gear Ring

Trademark

Kingrail Parts

Origin

China

Production Capacity

100000meter/Year

Key features

Custom OEM Service: OEM service is Yes, allowing customization according to customer specifications.

High Precision Options: Grinding ISO Grade 5-7 and Hobbing ISO Grade 8-9 available for high precision.

Large Module Capacity: Module up to 200, capable of producing large herringbone gears.

Strict Quality Inspection: Includes raw material inspection, UT, Mt, and dimension inspection.

Versatile Applications: Suitable for mining machinery, mills, kilns, marine, and automotive use.

Advanced Heat Treatment: Quenching and tempering process ensures hardened tooth surface durability.

ISO9001 Certified: Manufacturing process meets ISO9001 certificate standards.

Complete Processing: Full machining, primer coating, and surface treatment services included.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.42h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with business activities covering metal-product research and development, technical services, key systems and components, railway rolling stock parts, and related equipment sales. It reports ISO 9000 and ISO 9001 certification, OEM service for well-known brands, ODM capability, and broad customization options. Reported production capacity includes wheels, track materials, and metal products, while quality-control and traceability evidence is incomplete. The supplier has one R&D engineer, no new products reported in the past year, no available SDK, and no R&D audit documentation. After-sales service is included in the R&D engineer’s responsibilities, but documented complaint-handling and corrective-action records are absent. No monetary or financial figures are included in this assessment; the available records only identify financial information for three historical years. Overseas service infrastructure is limited, with no overseas agents, branches,...

Supplier typeThe supplier is explicitly classified as a trading company. Its stated activities include metal-product R&D and technical services, as well as sales of key systems, railway rolling stock parts, and related equipment.

CertificationsThe supplier reports ISO 9000 and ISO 9001 management-system certifications. However, quality assurance status is unspecified, and approved-supplier, corrective-action, and complaint-handling records are incomplete or undocumented.

Production capacityReported annual capacity includes 20,000 wheels, 10,000 tons of track materials, and 800 tons of metal products, supported by 11–20 quality-control staff and ISO certifications. However, the supplier states it has no in-stock service capacity, while raw-material traceability and outsourcing controls remain unknown.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization, and also provides ODM services. These statements directly support broad customization capability.