Do you have quality certifications?

Yes, we have ISO9001:2015, CE, EPA, GS, RoHS, DNV.GL, French BV, SGS, and CQC certifications.

What is the surface hardness of the shaft?

The surface hardness is HRC50-56 with a depth of 8-12mm.

What industries can this product be used in?

It is suitable for Aerospace, Agricultural Equipment, Automotive, Construction, Marine, Medical, and Robotics industries.

Customized Forged Steel Roller Shaft OEM ASTM 4140 Forged Wind Turbine Shaft

Name: Customized Forged Steel Roller Shaft OEM ASTM 4140 Forged Wind Turbine Shaft
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 2081997272

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$300.00-700.00

1 Piece

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.

ASTM 4140 Forged Wind Turbine Shaft

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

Shaft Type

Stepped Shaft

Strength

High Strength

Surface Finish

Grinding

Tolerance

Precision Tolerance

Product Name

Forging Steel Roller Shaft

Forging or Casting

Forging Carbon Steel

OEM Service

Customized

Steel Grade

4140, 4130, A1050, F11, 5140, 304L, 316L, 321, P11

Heat Treatment

Quenching and Tempering Grinding

Certificate

ISO9001:2015

Machining Tolerance

+/-0.01mm

Surface Hardness

HRC50-56 Depth 8-12mm

Process

CNC Turning, Lathing, Milling, Boring

Standard

DIN, ASTM, GOST, GB, JIS, ANSI, BS

Raw Materials 1

Alloy Structure, High Speed, Plastic Mould

Stiffness & Flexibility

Stiffness / Rigid Axle

Axis Shape

Straight Shaft

Shaft Shape

Real Axis Drive Shaft

Appearance Shape

Round

Transport Package

Wooden Box/Pallet

Specification

large

Trademark

Kingrail Parts

Origin

China

Production Capacity

100000meter/Year

Key features

Customized Forging Service: We customize roller shafts per client's specifications and requirements.

Wide Material Selection: Available in 4140, 4130, A1050, F11, 5140, 304L, 316L, 321, P11, and more.

High Precision Tolerance: Machining tolerance is +/-0.01mm with journal accuracy up to IT6-IT9.

Comprehensive Heat Treatment: Includes Quenching and Tempering, Normalizing, Annealing, and Surface Quenching.

High Surface Hardness: Surface hardness reaches HRC50-56 with a depth of 8-12mm.

Multi-Industry Application: Suitable for Aerospace, Automotive, Construction, Marine, Medical, and Robotics.

Extensive Certification: Certified with CE, EPA, GS, ISO9001, RoHS, DNV.GL, French BV, and SGS.

Large Scale Production: Annual output reaches 100,000 tons with sophisticated production equipment.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.39h

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.