What surface treatments are available?

Available treatments include Zinc, Chrome, Nickel, Tin, Powder Coating, and Oxide B.

How long is the lead time for production?

The average lead time is 1-3 months, regardless of peak or off-peak seasons.

Which countries do you export to?

We export to over 50 countries including the United States, Germany, France, the Netherlands, Thailand, and Vietnam.

Custom Heavy Duty Steel Pressure Railway Spring Compression Big Coil Train Spring

Name: Custom Heavy Duty Steel Pressure Railway Spring Compression Big Coil Train Spring
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 2079479222

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$1.00-6.00

1 Piece

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

Big Coil Train Spring

Customized

Certification

ISO14001, ISO/TS16949, ISO9001

Type

Train Wheel

Standards

AAR, Uic, En, GOST, Iris, Ksr, BS, JIS,Tb

Application

Train, Railway Wagon, Passenger Car, Locomotive

Quality

100% QC Passed

Procesing

Mould-Forging-Machining-Inspection

Certifications

ISO9001, ISO14001, OHSAS18001,Tsi, AAR

Product Material

Music Steel Spring Steel

Service

OEM ODM Customized

Usage

Bogie of K2, K4, K8, Y25 with Axle Load of 21t, 22

Material

60si2mn, 60si2mna, 60si2crva, 60si2crvat,50 CRV4

Elements

Internal Spring and External Spring

Surface Treatment

Zinc, Chrome, Nickel, Tin, Powder Coating, Oxide B

Load Type

Compression Coil

Color

Black, Yellow

Production Process

Hot Roll

Wire Diameter

0.1mm-60mm

Transport Package

Wooden Box/Pallet

Specification

Compression spring

Trademark

Kingrail Parts

Origin

China

HS Code

8705102300

Production Capacity

500000PCS/Year

Key features

Customized Train Springs: Customizable according to customer requirements and specifications.

AAR Compliance: All railway springs meet AAR compliance standards.

ISO Certifications: Certified by ISO9001, ISO14001, ISO/TS16949, OHSAS18001, and Tsi.

1 Year Warranty: Comprehensive 1-year warranty coverage for all products.

Multiple Material Options: Available in 60si2mn, 60si2mna, 60si2crva, 60si2crvat, and 50 CRV4.

Diverse Surface Treatments: Options include Zinc, Chrome, Nickel, Tin, Powder Coating, and Oxide B.

Global Export Experience: Exported to over 50 countries including US, Germany, France, and Thailand.

Comprehensive Production Process: Includes load testing, winding, heat treatment, and quality inspection.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.65h

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.