What standards do your spikes and bolts comply with?

They meet UIC, ISO, DIN, BS, ASTM, AS, GB/T and other international railway standards.

What material are your rail spikes and bolts made of?

High-strength carbon steel with heat treatment to meet railway mechanical property requirements.

Do you offer anti-corrosion coatings?

Yes, various surface treatments are available to resist rust and corrosion.

Can you produce custom sizes or special head types?

Yes, we offer full customization according to your drawings and project requirements.

What is the typical tensile strength of your bolts?

They meet standard railway strength grades with stable tensile and yield performance.

Do you provide material test reports (MTC)?

Yes, we provide complete material certificates, heat treatment reports and inspection records.

Do you offer warranty for your fasteners?

We provide a 3-year warranty against manufacturing defects.

Can you mark part numbers or heat codes on the products?

Yes, we offer permanent marking for traceability and project identification.

Grade 8.8 Carbon Steel T Bolt for Railway Fastening System

Name: Grade 8.8 Carbon Steel T Bolt for Railway Fastening System
Brand: Shanghai Wedo Industry Co., Ltd.
SKU: 2308338835

Shanghai, ChinaShanghai Wedo Industry Co., Ltd.

US$0.50-1.80

1,000 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

24-Hour Online Response

Warranty

5 Years

Model NO.

M22

Customized

Certification

ISO9001

Type

Track Bolt

Product Name

Track Bolt with Nut

Material

Q235 ; Q355 ; 45# ; 35# ; 40cr

Tensile Strength

520-890MPa (Customized)

Yield Strength

420-675MPa (Customized)

Elongation

≥12%

Grade

4.6; 4.8; 5.6; 6.8; 8.8; 10.9

Carbon(C)

0.32-0.46% (Customized)

Silicon (Si)

0.14-0.25% (Customized)

Manganese (Mn)

0.55-0.64% (Customized)

Phosphorus (P)

0.015-0.020%(Customized)

Sulfur (S)

0.006-0.010%(Customized)

Surface Treatment 1

Plain; Black

Surface Treatment 2

Zinc ; Hot DIP Galvanized

Standard 1

ISO898-1,Uic864,DIN975,BS64,JIS E1107

Standard 2

DIN5903,As1085,ASTM325,Arema&SAE J429

Transport Package

Pallet; Steel Belt; Woven Bag

Specification

M16-M42; 80mm-500mm

Trademark

SHWEDO

Origin

Shanghai

HS Code

7302400000

Production Capacity

1000 Tons Each Month

Key features

Full range of rail spikes and track bolts, including screw spikes and fish bolts for railway applications.

Multiple head types available: square head, hexagon head, T-head, round head and custom designs.

Wide size coverage: screw spikes (Ss5/Ss8/Ss23/Ss25/Ss35) and bolts from M16 to M42.

Length range from 80mm to 500mm, suitable for various sleeper types and fastening requirements.

Compliant with major international standards: UIC, ISO, DIN, BS, ASTM, AS and GB/T specifications.

High-strength carbon steel material, with professional heat treatment for reliable mechanical performance.

Anti-corrosion surface treatment options, ensuring stable performance under harsh outdoor conditions.

Strict dimensional tolerance control, ensuring perfect fit with rail fasteners and sleepers.

Suitable for standard gauge, broad gauge and industrial railways, meeting global project requirements.

Customizable size, material grade, head style and coating according to customer specifications.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceFast Delivery

Shanghai Wedo Industry Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 12 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤5.03h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a Shanghai-based trading company with self-operated import/export rights and export sales representing 71%–90% of total sales. It reports ISO 9001 certification, more than 20 years of railway turnout experience, and products used in China railway with China Railway Group permission. Service management procedures, complaint-handling procedures, and corrective/preventive-action procedures are documented and followed, but the approved-supplier list lacks approval signatures or dates. The supplier has no inventory, overseas warehouse, showroom, agent/branch, or offline trade-show capability. Innovation evidence is limited: one R&D engineer, new products launched in the past year, and design customization are reported, while ODM, SDK, and well-known-brand OEM services are unavailable. Production and quality-control capacity cannot be fully verified because quality-test equipment is reported as zero and several traceability or quality-assurance statuses are unknown.

Supplier typeThe supplier is explicitly classified as a trading company located in Shanghai, with self-operated import/export rights and broad export markets. Its export-sales share is reported at 71%–90%, indicating a strong international-trade orientation, but the available data does not establish that it operates its own manufacturing facilities.

CertificationsISO 9001 certification is explicitly reported. The supplier also states that it has numerous international approvals, certificates, and references, although the specific additional certifications are not identified in the provided information.

R&D capabilityThe supplier reports one R&D engineer, new products launched during the past year, and six to ten years of total R&D-engineer experience, while its company description emphasizes continuous innovation. Nevertheless, it does not provide ODM or SDK capability, and the limited R&D staffing prevents a strong assessment of innovation scale.

Customization capabilityThe supplier explicitly offers customization from samples and designs and states that it can design and manufacture railway turnouts according to customer requirements and specifications. This provides direct evidence of product customization capability, although no detailed customization workflow or capacity is supplied.

Client casesThe supplier states that its turnouts are used in China railway with special permission from China Railway Group and that it supplies products to many countries, supported by international approvals, certificates, and references. These are supplier-reported cases; no named overseas customers or independently verifiable project details are provided.