What payment terms do you accept?

We accept payment via T/T (Telegraphic Transfer) and L/C (Letter of Credit).

What types of railway springs do you supply?

We supply Helical Coil Springs, Compression Springs, Volute Springs, Leaf Springs, and specialized items like Bogie Suspension Springs and Draft Gear Springs.

Is technical support available for custom designs?

Yes, we provide technical support and have an experienced railway vehicle design team ready to assist with custom drawings and requirements.

Custom Railway Compression Helical Coil Spring

Name: Custom Railway Compression Helical Coil Spring
Brand: Jiangsu Tedrail Industrial Co., Ltd.
SKU: 821636725

Jiangsu, ChinaJiangsu Tedrail Industrial Co., Ltd.

US$1.00-100.00

1,000 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Function

Buffer

Material

Steel

Model NO.

TR-0016

Usage

Industrial, Bogie

Load Type

Compression

Production Process

Cold Roll

Shape

Coil

Technical Support

Yes

Packed

Wood Case

Payment

T/T,L/C

Delivery Time

30days

Wire Diameter

Custormized

Transport Package

Wood Case

Specification

custormized

Trademark

tedrail

Origin

China

HS Code

8602900000

Production Capacity

100, 000 Tons/ Year

Key features

Custom Wire Diameter: Wire diameter is customized to meet specific customer requirements.

AAR Standard Compliance: Springs supplied with AAR standards for freight car trucks and bogies.

Wide Material Selection: Available in DIN, BS EN, JIS, and ASTM steel grades including Silico-Manganese and Chrome-Vanadium.

Large Dimension Capacity: Supports wire diameter up to 80mm, outer diameter up to 500mm, and free height up to 1200mm.

Comprehensive Product Range: Includes Helical Coil, Volute, Leaf, D-springs, side springs, and dual rate springs.

Versatile Shape Options: Available in round, square, rectangular taper, flat, or any special shape per drawing.

Global Export Experience: Products exported to USA, South Africa, Brazil, and other international markets.

Professional Technical Support: Experienced design team provides fast, high-quality technical services.

Company profile

Jiangsu Tedrail Industrial Co., Ltd.

Jiangsu, China

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 materials are available for the springs?

We supply Silico-Manganese Steel (e.g., 38Si7, 54SiCr6) and Chrome-Vanadium Steel (e.g., 55Cr3, 50CrV4) conforming to DIN, BS EN, JIS, and ASTM standards.

Q:Can the wire diameter be customized?

Yes, the wire diameter is customized based on customer requirements, with options available up to 80mm.

Q:What is the delivery time for orders?

The average delivery time is 30 days. During peak season, it may take one month, while off-season lead time is within 15 workdays.

Q:Are the springs compliant with AAR standards?

Yes, all springs can be supplied with AAR standards, including primary suspension D-springs, side springs, and dual rate springs for freight car trucks.

Q:What are the maximum dimensions available?

We support wire diameters up to 80mm, outer diameters up to 500mm, and free heights up to 1200mm.