How long does production take?

Production lead time is 30-35 days.

What finishes are available?

Available finishes include Satin, Polished, PVD, Matte Black, and Antique options.

What is the sample delivery time?

Samples are ready in 5-7 working days.

CE Stainless Steel 316 Ball Bearing Mortise Corner External Door Gate Hinge

Name: CE Stainless Steel 316 Ball Bearing Mortise Corner External Door Gate Hinge
Brand: D&D HARDWARE INDUSTRIAL CO., LIMITED
SKU: 1925242575

Guangdong, ChinaD&D HARDWARE INDUSTRIAL CO., LIMITED

US$2.50

500-1,999 Pieces

US$1.50

2,000-4,999 Pieces

US$0.85

5,000+ Pieces

Sample price:US$3.75/piece.Request sample

Product profile

Customization

Available

After-sales Service

Online Technical Support

Warranty

5 Years

Model NO.

DDSS001-CE-4x3.5x3.0mm-SUS316

Type

Door Hinge

Material

Stainless Steel

Certification

CE En 1935 Grade 13

CE Classification

4-7-6-1-1-4-0-13

Size

4"X"3.5 X"3 mm

Fire Rated

260mins

Tested

Over 200000 Cycles

Ball Bearing

Two Ball Bearing

Available

Square or Radius

Bearing Capacity

up to 120kg

Knuckle

Five Knuckle Hinge

Fitting

Flat Tip, Ball Bearing, Fix Pin, Screws

Fitting Materials

Stainless Steel201/304/316

Height

Width

3" 3.5" 4"

Thickness

3mm

Suitable for

Fire/Smoke Resistant Doors etc.

Transport Package

a Pair White/Color Box

Specification

EN standard

Trademark

D&D or mark client's logo

Origin

Jiangmen Guangdong, China

HS Code

8302100000

Production Capacity

200, 000 / Month

Key features

CE Certified Quality: Meets EN 1935 Grade 13 standards with classification 4-7-6-1-1-4-0-13

High Fire Resistance: Passed fire testing for 260 minutes on steel doors, suitable for fire-rated applications.

Premium Stainless Steel Material: Available in 201, 304, or 316 stainless steel for superior corrosion resistance.

Durable Ball Bearing Design: Features two ball bearings for smooth operation and tested over 200,000 cycles.

Strong Bearing Capacity: Supports doors up to 120kg, ensuring stability for heavy wooden or metal doors.

Versatile Finish Options: Includes satin, polished, PVD, matte black, and antique finishes to match any decor.

Comprehensive Warranty: Backed by a 5-year warranty and online technical support for long-term reliability.

Custom Logo Service: Supports custom branding with client's logo on the product or packaging.

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: ≤4.10hTerms 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.