What is the material and shape of the spring?

The spring is made of alloy material and has a leaf shape.

Where is the company located?

The company is located in Baotou, Inner Mongolia, China.

High Elasticity Stable Structure Easy Maintenance Railway Freight Wagon Suspension Spring

Name: High Elasticity Stable Structure Easy Maintenance Railway Freight Wagon Suspension Spring
Brand: Inner Mongolia Firmaco Import & Export CO., LTD.
SKU: 2153014902

Inner Mongolia, ChinaInner Mongolia Firmaco Import & Export CO., LTD.

US$23.00

5 Pieces

Product profile

Customization

Available

Function

Pressed, Buffer

Material

Alloy

Model NO.

custom

Usage

Industrial, Auto

Load Type

Compression

Production Process

Hot Roll

Shape

Leaf

Specification

thickness 6-25mm, width45-100

Trademark

LUTONG

Origin

China

Key features

High Elasticity & Stability: Designed for railway freight wagon suspension with stable structure and high elasticity.

Alloy Material Construction: Made from durable alloy material with hot roll production process for compression load.

Easy Maintenance Design: Optimized structure allows for easy maintenance and long-term industrial use.

Comprehensive Certifications: Holds IRIS, ISO9001, ISO14001, ISO45001, EN15085, TS1, EC, CRCC, AAR, ASME, EAC.

OEM & ODM Services: Offers flexible customization from samples, designs, and full customization options.

Global Export Experience: Exported to over 50 countries including USA, Germany, Japan, and Russia for 20 years.

100% Quality Inspection: Finished products undergo 100% visual and function inspection before shipment.

Strong R&D Support: Backed by 5,000 R&D professionals and CNAS State Key Laboratory resources.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceCooperated with Fortune 500Years of Export Experience

Inner Mongolia Firmaco Import & Export CO., LTD.

Inner Mongolia, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20years CertifiedNearest Port: KarachiAverage Response Time: ≤4.56h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D software design and broad customization services. Its stated production facilities include center sill welding, underframe welding and assembly, wagon body welding and assembly, and coating and drying lines. Service processes include written procedures for inspection, supplier assessment, corrective actions, and complaint handling, with overseas services stated for Pakistan. The supplier reports 20 years of export experience and a service-capability supplier pool of 97 qualified suppliers. Financial information is incomplete and indicates zero values for several reported historical performance fields; no financial conclusion beyond limited credibility evidence is supportable. Innovation capability is supported by design, development, process research, testing, and national-level technology platforms, but SDK availability is explicitly absent. No certification ownership or specific customer case is directly provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier and operates across equipment, machinery, railway transportation equipment, automotive-related products, mechanical components, and related hardware categories. Its stated group capabilities include complete-machine and core-component design, development, process research, testing, and experimental verification.

After-Sales capabilityThe supplier states that it provides overseas debugging, maintenance, repair, training, and equipment installation in Pakistan. It also reports written and followed procedures for service-capability assessment, corrective and preventive actions, and customer complaints, supporting an established service process.

R&D capabilityThe supplier provides 3D software design and supports multiple customization modes. The group reports capabilities in machine and component design, development, process research, metrological testing, and experimental verification through national-level technology platforms; however, SDK availability is explicitly absent.

Production capacityNamed facilities cover center sill welding, underframe welding and assembly, wagon body welding and assembly, and coating and drying. The supplier also reports peak- and off-season lead times within 15 workdays to one month, together with written inspection procedures, indicating defined production and quality-control operations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, in addition to 3D software design services. This directly supports broad customization capability.

Product Q&A

Q:What is the minimum order quantity?

The minimum order quantity is 1 set.

Q:What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.

Q:What is the lead time for production?

Lead time is within 15 workdays or one month, depending on the season.

Q:Is customization available for this product?

Yes, we offer OEM and ODM services including customization from samples, designs, and full customization.

Q:What certifications does the product have?

The product holds IRIS, ISO9001, ISO14001, ISO45001, EN15085, TS1, EC, CRCC, AAR, ASME, and EAC certifications.

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High Elasticity Stable Structure Easy Maintenance Railway Freight Wagon Suspension Spring