What manufacturing processes are used?

Our process includes raw material forging, turning, drilling, heat treatment, milling, grinding, shaping, and hobbing.

4crnimo6 Large Wind Power Shaft 36CrNiMo4 Wind Power Generator Spindle

Name: 4crnimo6 Large Wind Power Shaft 36CrNiMo4 Wind Power Generator Spindle
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 2016693142

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$1,300.00

1-99 Pieces

US$400.00

100+ Pieces

Product profile

Customization

Available

Application

Aerospace Industry, Agricultural Equipment, Automotive Industry, Construction Industry, Marine Industry, Medical Industry, Robotics Industry

Certification

CE, EPA, GS, ISO9001, RoHS

Model NO.

wind power generator spindle

Corrosion Resistance

High Corrosion Resistance

Journal Diameter Dimensional Accuracy

IT6-IT9

Journal Relative Position Accuracy

0.001-0.005mm

Journal Surface Roughness

2.5-0.63μm

Material

Alloy Steel

Number of Splines

16 Splines

Surface Treatment

Chrome Plating

Tolerance Class

IT8

Type

Helical Spline Shaft

Product Name

Large Flange Shaft Wind Power Shaft

Forging or Casting

Forging

OEM Service

Yes

Surface Machining

Grinding

Heat Treatment

Quenching and Tempering

Certificate

ISO9001:2015

Machining Tolerance

+/-0.01mm

Surface Hardness

HRC50-56 Depth 8-12mm

Process

CNC Turning, Lathing, Milling, Boring

Load

Central Spindle

Stiffness & Flexibility

Stiffness / Rigid Axle

Axis Shape

Straight Shaft

Shaft Shape

Real Axis

Appearance Shape

Round

Transport Package

Wooden Box/Pallet

Specification

large

Trademark

large wind power shaft

Origin

China

Production Capacity

100000meter/Year

Key features

Custom Material Selection: Available in ZG430640, 60#, 65#, 65Mn, 42CrMoA, carbon steel, alloy steel, or stainless steel per requirements.

Wide Material Range: Supports various materials including cast steel, alloy steel, and stainless steel based on drawings.

Comprehensive Quality Inspection: Thorough testing during and after manufacturing including chemical, mechanical, PT, UT, MT, and hardness checks.

Large Processing Capacity: Outer diameter up to 1400mm, length up to 18000mm, and weight up to 23T.

OEM and Customization Service: Full OEM support with customized specifications, surface treatment, and machining services.

Advanced Manufacturing Process: Complete workflow from forging and heat treatment to CNC turning, milling, grinding, and hobbing.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.36h

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.

Product Q&A

Q:What materials are available for the wind turbine shaft?

We offer ZG430640 cast steel, 60#, 65#, 65Mn, 42CrMoA, carbon steel, alloy steel, and stainless steel according to your requirements.

Q:What is the maximum processing size for the shaft?

The maximum outer diameter is 1400mm, length is 18000mm, and maximum weight is 23T.

Q:Do you provide OEM and customization services?

Yes, we offer full OEM and customized services including material selection, surface treatment, and machining.

Q:How is quality controlled during production?

We perform thorough inspections during each process and final testing including chemical composition, mechanical properties, PT, UT, MT, hardness, and size checks.

Q:What are the lead times for production?

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