Stainless Steel Flat Washer for Bolt Fastening Assembly

Name: Stainless Steel Flat Washer for Bolt Fastening Assembly
Brand: CRRC Yangtze Co., Ltd
SKU: 2330881545

Hubei, ChinaCRRC Yangtze Co., Ltd

US$1.00

100 Pieces

Product profile

Customization

Available

Type

Flat Gasket

Material

Carbon Steel

Model NO.

Customerized

Combination Washer Structure

A Type

Spring Washer Type

Standard

GB/T97.1

Surface Treatment

Plain / Zinc Plated / Passivation

Thickness

0.8mm - 6mm

Working Temperature

-80℃ ~ +450℃

Transport Package

Wooden Package

Specification

custom

Trademark

Origin

China

HS Code

731821

Production Capacity

500000PCS/Year

Key features

Multiple material options: carbon steel, 304/316 stainless steel, anti-corrosion and rust-proof.

Manufactured in strict accordance with international standards with precise tolerance and high versatility.

Smooth burr-free surface, uniform force bearing, compression resistance and non-deformation.

Zinc-plated and passivated surface, suitable for outdoor, humid, high and low temperature working conditions.

High toughness and strong load-bearing capacity for heavy-duty mechanical equipment connection.

Support standard stock and non-standard customization with various packages for bulk purchase.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

CRRC Yangtze Co., Ltd

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 Years CertifiedNearest Port: Wuhan PortAverage Response Time: ≤2.37h

AI-Powered supplier vetting

SummaryCrrc Yangtze Co., Ltd is identified as a China-based manufacturer/factory in Wuhan, Hubei, supplying wagon-related products for transportation. It demonstrates professional technical R&D capability, 3D software design, customization, ODM services, recent product development, and OEM experience with well-known brands. Manufacturing is supported by valid contracts with associated subcontractors and in-stock capability. Quality and management evidence includes ISO9001:2015, ISO45001:2018, and ISO14001 certifications, documented corrective-action and complaint-handling procedures, quality assurance, and material traceability. However, the supplier has no available SDK, overseas warehouse, overseas showroom, overseas agents or branches, and no reported offline trade-show participation. Financial records are indicated for the stated years, but no substantive financial performance evidence is provided.

Supplier typeThe supplier is classified as a manufacturer/factory and a combined company, with its business located in Wuhan, Hubei, China. Its stated commercial focus is transportation and its product keyword is wagon, directly supporting a manufacturing-oriented supplier profile.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications. These explicitly evidence certifications covering quality, occupational health and safety, and environmental management.

After-Sales capabilityThe supplier has documented procedures and followed records for customer complaints and corrective/preventive actions, plus quality assurance and material traceability. However, it has no overseas warehouse, showroom, agent, or branch, so the evidence supports structured service handling but not broad overseas service coverage.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, recent new-product development, ODM services, and OEM service for well-known brands. The absence of an available SDK is a specific limitation, but the broader evidence supports product and design innovation capability.

Production capacityThe supplier is identified as a manufacturer/factory, has valid manufacturing-capacity contracts with associated subcontractors, and reports in-stock capability. It also maintains written procedures and records for assessing service capability, although the stated lead-time entry is inconsistent and cannot be reliably interpreted as a precise performance measure.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, in conjunction with 3D software design services. This directly demonstrates a broad range of customization options.

Client casesThe supplier reports providing OEM services for well-known brands, which is direct evidence of experience serving recognizable customers. No specific customer names, project details, quantities, or performance outcomes are provided, so the breadth and quality of these cases cannot be assessed further.

Product Q&A

Q:How long is the production lead time?

The lead time varies by product. Generally, manufacturing takes 3-6 months for existing wagons and 1-3 months for fittings. The exact schedule is subject to order quantity, technical complexity, and customization requirements.

Q:What is your nearest loading port?

Our factory is located in Wuhan, Hubei Province. We typically ship via Shanghai Port and Yantai Port, depending on the most efficient route to your destination.

Q:What is your warranty policy for railway wagons and spare parts?

We offer a standard 24-month warranty for all our railway wagons and spare parts, starting from the date of acceptance or delivery. The warranty covers any manufacturing defects or material issues. However, it does not include damages caused by improper operation, accidents, or unauthorized modifications. For critical components subject to higher stress, we may provide extended warranties as specified in the technical agreement. We also offer lifelong technical support and discounted spare parts