Can I get samples before ordering?

Yes, we offer 3 free samples for your evaluation. You just need to provide the courier account for freight collect.

Are you a factory or trading company?

We are a SGS Audit factory with over 10 years of manufacturing experience in architectural hardware.

What are your payment terms?

We accept T/T, D/P, Western Union, and L/C.

How can I get the latest prices?

Send your requirements to us by mail or call us, and we will reply within 24 hours.

Heavy-Load SS304 Hidden Door Hinges 2D Concealed Invisible Hinge for External Door

Name: Heavy-Load SS304 Hidden Door Hinges 2D Concealed Invisible Hinge for External Door
Brand: D&D Hardware Industrial Co., Ltd.
SKU: 2033622425

Guangdong, ChinaD&D Hardware Industrial Co., Ltd.

US$8.50

200-1,999 Pieces

US$7.35

2,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Warranty

5 Year

Type

180°Hinge

Model NO.

DDCH019

Finish

Nickel Plated

Material

Stainless Steel

Product Customized

OEM/ODM

Size

30X160mm

Dimension

3.5

Plate Depth

6.5 or 9

Door Thickness

37~52mm

Door Weight

50kg

Body

304ss Stainless Steel

Screws

Stainless Steel 304

Name

3D Concealed Door Hinge

Feature 1

Adjustable

Function

Fire Rated

Feature 2

Concealed, Hidden, Invisible

Suitable for

Wood Door, Steel Door, Profile Door, Folding Door

Transport Package

White Box or Color Box

Specification

127x35x3mm

Trademark

D&D or mark client's logo

Origin

Jiangmen Guangdong, China

HS Code

83021000

Production Capacity

100000 / Month

Key features

Premium SS304 Material: Constructed from high-grade SUS304 stainless steel for superior durability and corrosion resistance.

Heavy Load Capacity: Engineered to support doors weighing up to 50kg with stable performance.

5-Year Warranty: Comprehensive 5-year mechanical guarantee covering defects and ensuring long-term reliability.

Fire Rated Certification: Meets international fire safety standards with CE and UL certifications for secure applications.

Customizable Finish: Available in silver painted, black painted, and golden painted finishes to match design needs.

OEM/ODM Service: Professional OEM and ODM services available, cooperating with famous brands for custom solutions.

Multi-Door Compatibility: Suitable for wooden, steel, profile, and folding doors with adjustable 180-degree hinge type.

Fast Sample Delivery: Free 3-piece samples provided for evaluation with a quick 5-7 working day sample time.

Company profile

D&D Hardware Industrial Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2008-01-12 CertifiedNearest Port: Jiangmen Port, Guangzhou Port, Shenzhen PortAverage Response Time: ≤4.69h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryD&D Hardware Industrial Co., Ltd. is a China-based limited company and factory established in 2018, specializing in door and construction hardware. It operates a 1,368 m² manufacturing plant with six production lines, 45 employees, and 11–20 quality-control staff. The supplier reports ISO 9001:2015 certification and has exported since 2008, with 71%–90% of sales attributed to exports. Its stated capabilities include customization, quality assurance, technical support, and long-term customer relationships, but evidence for after-sales service, specific customer cases, and innovation depth is limited. Financial credibility cannot be conclusively assessed from the available non-financial evidence.

Supplier typeThe supplier is identified as a factory and limited company based in Jiangmen, Guangdong, China. Its stated business scope and product portfolio focus on door hardware, locks, hinges, closers, exit devices, and related construction hardware, indicating a manufacturing-oriented supplier rather than only a trading entity.

CertificationsThe supplier holds an ISO 9001:2015 management-system certificate. This is explicit evidence of a formal quality-management certification, although no additional certifications are provided.

Production capacityThe supplier reports a 1,368 m² manufacturing plant, six production lines, and 11–20 quality-control staff, alongside a broad door-hardware product range. These details provide explicit evidence of an established production setup, although capacity utilization and delivery performance are not stated.

Customization capabilityThe company explicitly claims customization ability and says its qualified team can identify solutions suited to customer needs and technical specifications. This supports a positive assessment, although the slices do not describe customization scope, tooling, minimum order requirements, or completed examples.

Product Q&A

Q:What certificates do you have?

We have CE and UL certificates. All our product designs follow international standards such as EN/CE, UL, and ANSI.

Q:Do you accept OEM or ODM?

Yes, we are professional in OEM and ODM and are currently cooperating with famous brands for these services.

Q:Do you have a quality system?

Yes, we have established a quality system and strictly control production quality according to instructions and requirements throughout mass production.

Q:What is the guarantee for your products?

We provide a 5-year mechanical guarantee for our products.

Q:What stainless steel grade do you use?

We mostly work with SUS304 and SUS316, and some items can be made with SUS201 as well.