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Coil Spring on Railway Bogie Train Parts
US$1,000.00
50 unit
Product profile
Customization
AvailableAfter-sales Service
CustomerizedWarranty
CustomerizedModel NO.
"Shape: Coil"Customized
SpringCertification
ISO9001Type
SpringPart
Bogie PartWire Diameter
CustormizedTechnical Support
YesPacked
Wood CasePayment
T/T,L/CDelivery Time
30daysTransport Package
as Your DemandSpecification
SGSTrademark
TedrailOrigin
ChinaKey features
High Fatigue Life: K6 bogie spring reaches 3 million cycles; K2 reaches 2.6 million cycles.
High Speed Compatibility: Designed for bogie passenger trains with a maximum speed of 300 km/h.
Customized Dimensions: Wire diameter and other parameters can be customized to specific requirements.
ISO9001 Certified: Manufacturing process meets international ISO9001 quality standards.
Professional Technical Support: Expert team provides design, manufacture, and inspection support.
Durable Material Treatment: Uses intermediate frequency heating to reduce surface oxidation and decarburization.
Secure Packaging: Products are packed in wood cases to ensure safe transportation.
Long-term Export Experience: Batches exported since April 2002 with proven reliability.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2008-01-01Nearest Port: ZHANGJIAGANG, SHANGHAIAverage Response Time: >24hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP, FCA
AI-Powered supplier vetting
SummaryJiangsu Tedrail Industrial Co., Ltd. is identified as a Chinese manufacturer/factory specializing in railway-related products, including carbodies, passenger coaches, couplers, freight cars, train parts, and cold-bending parts. The supplier reports more than 10 production lines, 50 years of combined R&D-engineer experience, 11–20 quality-control staff, and stated production capacities across several railway product categories. It reports ISO 9000 and ISO 9001 certification and describes multiple material and product testing methods. Export activity is indicated by 90% export sales, self-managed import/export rights, and exporting activity since 2008. Evidence is insufficient to verify financial strength, customization performance, after-sales capability, or a substantial customer-case history. The factory address differs slightly between records, which should be clarified during due diligence.
Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a limited company located in Jiangsu, China. Its stated commercial scope and product keywords are concentrated in industrial equipment and railway products, including carbodies, couplers, freight cars, train parts, and interiors.
CertificationsThe supplier reports holding ISO 9000 and ISO 9001 certification. The slices do not provide certificate numbers, issuing bodies, validity dates, or scope, so the existence is reported but its current validity cannot be independently assessed.
R&D capabilityThe supplier reports 50 total experience among R&D engineers and describes a technical team experienced in railway-product design, manufacture, and inspection. It also lists chemical, metallographic, mechanical, ultrasonic, magnetic, impact, and hardness testing, supporting technical competence, but no explicit evidence of patented technology, new-product development, or measurable innovation outcomes is provided.
Production capacityThe supplier reports more than 10 production lines, 11–20 quality-control staff, and stated annual capacities of 200 carbodies, 1,200 coupler sets, 500 freight cars, 10,000 train-part sets, and 3,000 tons of aluminum profiles. Its 90% export-sales share and self-managed import/export rights further indicate established production and export operations.
Product Q&A
Q:What is the fatigue life of the K6 bogie spring?
A:
The fatigue life of the K6 bogie spring reaches 3 million times and above.
Q:What is the maximum speed for trains using these springs?
A:
These springs are equipped for bogie passenger cars with a top speed of 300 km/h.
Q:Can the wire diameter be customized?
A:
Yes, the wire diameter is customizable according to customer requirements.
Q:What certifications does the product have?
A:
The product is certified under ISO9001 standards.
Q:What is the lead time for delivery?
A:
The average lead time is 30 days, with peak season taking one month and off-season within 15 workdays.
Send Inquiry
*To:
Jiangsu Tedrail Industrial Co., Ltd.
Jiangsu Tedrail Industrial Co., Ltd.*Content:
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