What is the minimum order quantity?

The MOQ is 1000 pieces. Please contact sales for bulk order details.

What is the delivery time?

Standard delivery takes 25-30 days. Peak season lead time may extend to 1-3 months.

What certifications do you hold?

Our products are certified by SGS, CRCC, and comply with AREMA, BS, ASTM, UIC, and DIN standards.

DIN 17221 Tension Clip Spring Clip for Rail Fasteners (W14)

Name: DIN 17221 Tension Clip Spring Clip for Rail Fasteners (W14)
Brand: Taicang Zhongbo Railway Fastening Co., Ltd.
SKU: 779669155

Jiangsu, ChinaTaicang Zhongbo Railway Fastening Co., Ltd.

US$0.50-5.00

1,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Certification

Arema, BS, ASTM, Uic, Tb

Type

Track Train

Model NO.

W14 TENSION CLIP

Hardness

HRC 44-48

Standards

BS970, GB/ T 1222 and DIN17221

Toe Load

750-900kgf

Dia

16mm, 18mm, 20mm

Fatigue Life

3 Million Cycles

Weight

0.78kg

Application

Railway Fastening System

MOQ

1000

Delivery

25-30 Days

Payment

T/T, L/C

Part

Rail Clip

Color

Plained, Paint

Transport Package

Woven Bag, Pallet

Specification

SGS, CRCC

Trademark

Origin

China(Mainland)

Production Capacity

1500tons Per Month

Key features

High Fatigue Resistance: Engineered for 3 to 5 million cycles without breaking, ensuring long-term durability.

Multi-Standard Compliance: Certified by AREMA, BS, ASTM, UIC, TB, DIN, and GB standards for global use.

Versatile Application: Suitable for UIC54/60, P43/50, R65, 115RE, 136RE rails, and crane rail systems.

Customizable Specifications: Diameter, toe load, and surface treatment can be customized to client requirements.

Premium Material Quality: Made from 60Si2MnA, 60Si2CrA, 55Si2Mn, or 38Si7 steel with HRC 42-48 hardness.

Professional Manufacturing: Produced via hot forging with CRCC certified steel, ensuring consistent quality.

Company profile

Taicang Zhongbo Railway Fastening Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2006-11-30 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T, D/P

AI-Powered supplier vetting

SummaryTaicang Zhongbo Railway Fastening Co., Ltd. is a China-based limited manufacturing company established in 2008, specializing in railway fastening systems, bolts, clips, spikes, and related rail accessories. Evidence indicates a 23,000 m² site, more than 10 production lines, substantial testing and production equipment, and multiple product-specific output capacities. The supplier exports to numerous regions and reports supply experience in more than 50 countries. Its quality credentials include ISO 9001:2008 through SGS and CRCC certification, with products reportedly approved by several major railway organizations. The company has a dedicated R&D team and manufactures to BS, AS, JIS, UIC, and customer-requested specifications. However, the provided information does not sufficiently establish after-sales service processes or independently verify financial strength; conflicting employee figures also limit certainty regarding organizational scale.

Supplier typeThe supplier is identified as Taicang Zhongbo Railway Fastening Co., Ltd., a China-based limited company and factory located in Taicang, Jiangsu. Its stated industry is manufacturing, and its product range is centered on railway fastening and related industrial components.

CertificationsThe supplier reports ISO 9001:2008 certification through SGS and certification from the China Railway Product Testing and Certification Center (CRCC). It also states that products have been approved by several railway companies, although the provided slices do not independently document the scope or current validity of each approval.

R&D capabilityThe supplier reports a professional R&D team comprising 3 senior national-class engineers, 5 engineers, and 8 assistant engineers, while another slice records seven years of total R&D engineer experience. The stated focus is ongoing R&D and improvement of rail fastening products, supporting a demonstrated product-development function.

Production capacityThe supplier reports a 23,000 m² manufacturing site, more than 10 production lines, and more than 260 testing and production facility sets. It lists capacities for rail clips, rail bolts, screw spikes, tunnel connection bolts, structural bolts, and heat treatment, indicating broad and substantial manufacturing capability.

Customization capabilityThe supplier states that it manufactures according to BS, AS, JIS, UIC, and specifications requested by clients. Its broad range of rail fastening products and application-specific systems supports customization to different standards and customer requirements, although no detailed customization workflow or examples are provided.

Client casesThe supplier reports exports or product use in more than 50 countries and identifies markets across the Americas, Europe, Australia, Africa, Southeast Asia, East Asia, and the Middle East. It also names railway organizations including UPRR, BNSF, SBB, SRT, PNR, and MTR as product approvers or customers, providing explicit evidence of international customer exposure.