M20 Plain/Polished DIN 433 Stainless Steel 316 Flat Washer

Name: M20 Plain/Polished DIN 433 Stainless Steel 316 Flat Washer
Brand: Shanghai Borui Metal Products Co., Ltd.
SKU: 2138403872

Shanghai, ChinaShanghai Borui Metal Products Co., Ltd.

US$0.10

10-999 Pieces

US$0.05

1,000-9,999 Pieces

US$0.01

10,000+ Pieces

Product specifications

Diameter

Sample price:US$0.50/piece.Request sample

Product profile

Customization

Available

Type

Flat Gasket, Hexagon Head

Material

Stainless Steel, Stainless Steel

Model NO.

DIN 433

Combination Washer Structure

A Type

Combination Washer Packaging

All Inclusive

Spring Washer Type

Standard

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, Bsw, GOST

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Passivation

Grade

A2/A4

ASME Standard

SAE

Surface Treatment

Plain Finish

Thread Type

Metric / Fine / Unc / Unf

Thickness

Standard / Customed

OEM

Acceptable

MOQ

10 PCS

Payment

Sample

Free

Transport Package

Carton + Pallet

Specification

M2-M72, 3/16''-4''

Trademark

Origin

China

HS Code

731822

Production Capacity

50000 Pieces / Year

Company profile

High Repeat Buyers ChoiceMulti-language PioneerExperienced TeamExhibition Experience

Shanghai Borui Metal Products Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤2.07hTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based limited trading company with 41 employees, focused on fasteners and related metal, mechanical, plastic, rubber, electrical, and photovoltaic products. It offers sample-, design-, and full-customization services, as well as ODM and OEM services, and reports export sales of 71%–90%. In-stock service is available, but there is no overseas warehouse, showroom, agent, or branch. Financial records are identified for 2022–2024, but no financial values or performance conclusions are provided. Service-process evidence is weak: no written corrective/preventive-action or complaint-handling procedures or records are available, while quality-assurance status and fire-drill status are unknown. No certifications, customer cases, or production facilities are explicitly documented.

Supplier typeThe supplier is identified as a limited company and trading company, with 41 employees, no stated parent-group affiliation, and a Shanghai registered and physical address. Its stated product scope centers on fasteners and related industrial products.

After-Sales capabilityThe supplier has in-stock service capacity, but it has no overseas warehouse, showroom, overseas agent, or branch. More importantly, no written corrective/preventive-action procedures or records and no written customer-complaint procedures or records are available, indicating a documented after-sales process is not demonstrated.

R&D capabilityThe supplier lists research and development of metal products and hardware products, and offers ODM services. However, no SDK is available, and the information does not provide measurable R&D resources, patents, or development outcomes; the documented capability is therefore limited but present.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, together with ODM and OEM services for popular brands. These statements provide direct evidence of broad customization and design-manufacturing service capability.