Stainless Steel Hardwae Heavy Duty Self Closing Single Action Spring Door Hinge

Name: Stainless Steel Hardwae Heavy Duty Self Closing Single Action Spring Door Hinge
Brand: D&D HARDWARE INDUSTRIAL CO., LIMITED
SKU: 796000932

Guangdong, ChinaD&D HARDWARE INDUSTRIAL CO., LIMITED

US$5.50

500-2,999 Pieces

US$4.20

3,000-4,999 Pieces

US$2.80

5,000+ Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Type

270° Hinge

Finish

SSS, Pss, Ab , AC , PVD

Model NO.

DDSS033 4x4x3

Material

Stainless Steel

Color

Silver, Black, Golden, Antique Brass

Stainless Steel

201, 304 or 316

Certification

UL Listed

UL File Number

R38013

Fire-Rated

up to 3 Hours

Feature 1

Spring Hinge

Feature 2

Self Closing Hinge

Feature 3

Single Action Hinge

Fitting

Flat Tip, Ball Bearing, Fix Pin, Screws

Fitting Material

Stainless Steel

Corner

Square Corner Template

Height

3" 3.5" 4" 4.5"

Width

3" 3.5" 4" 4.5"

Thickness

3mm or 3.4mm

Suitable for

Wooden Door,Metal Door etc.

Transport Package

White Box or Color Box

Specification

For Export

Trademark

D&D or mark client's logo

Origin

Jiangmen Guangdong, China

HS Code

8302100000

Production Capacity

200, 000 / Month

Company profile

Importers and ExportersExhibition ExperienceOEM ServicesHigh Repeat Buyers Choice

D&D HARDWARE INDUSTRIAL CO., LIMITED

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2021-10-12Nearest Port: Jiangmen, Guangzhou, ShenzhenAverage Response Time: ≤4.44hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, DDP, CIF, DAP

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory in Jiangmen, with a stated business scope covering sales and production of hardware, building materials, household products, appliances, and bathroom fixtures, as well as related R&D and import/export activities. It reports substantial export activity, self-operated import/export rights, OEM service for well-known brands, ODM service, and broad customization capabilities. Innovation evidence includes two R&D engineers and new products launched during the past year, but no SDK is available. Service operations have several documented procedural gaps: complaint handling, supplier assessment, and corrective/preventive actions reportedly lack written records, while overseas warehouses, showrooms, agents, and branches are unavailable. Quality-control evidence is incomplete, with zero stated test equipment and unknown quality assurance and traceability status. No certification information or explicit customer case details are provided.

After-Sales capabilityThe supplier has a complaint-handling procedure, but no written records, and its service-capability assessment and corrective/preventive-action procedures likewise lack records. It has no overseas warehouse, showroom, agent, or branch, although it can provide international quotation terms and reports peak-season lead time of one month. The evidence shows basic service procedures and export coordination, but significant limitations in documented after-sales execution and overseas support.

R&D capabilityThe supplier reports two R&D engineers, new products launched during the past year, R&D responsibilities covering new product development and technical support, and ODM service. However, it has no available SDK, and the small stated R&D team provides only limited evidence of scale. The supplier demonstrates active product-development capability, though its technical-development resources appear limited.

Production capacityThe supplier is identified as a factory with production in its business scope, reports 50 qualified service-capability suppliers, exports 71%–90% of total sales, has self-operated import/export rights, and states off-season lead time within 15 workdays and peak-season lead time of one month. Against this, quality assurance and traceability status are unknown, and the stated quantity of quality-control test equipment is zero. Production and export capability are indicated, but quality-control infrastructure presents an explicit deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of broad product-design and customization support.