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Heavy-Duty Stainless Steel Metal Door Solid Conceal Hinge 3D Adjustable Hidden Hinge
US$8.50
200-1,999 Pieces
US$7.35
2,000+ Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableWarranty
5 YearType
180°HingeModel NO.
DDCH018Finish
Nickel PlatedMaterial
Stainless SteelProduct Customized
OEM/ODMSize
30X160mmDimension
3.5Plate Depth
6.5 or 9Door Thickness
37~52mmDoor Weight
50kgBody
304ss Stainless SteelScrews
Stainless Steel 304Name
3D Concealed Door HingeFeature 1
AdjustableFunction
Fire RatedFeature 2
Concealed, Hidden, InvisibleSuitable for
Wood Door, Steel Door, Profile Door, Folding DoorTransport Package
White Box or Color BoxSpecification
127x35x3mmTrademark
D&D or mark client's logoOrigin
Jiangmen Guangdong, ChinaHS Code
83021000Production Capacity
100000 / MonthKey features
3D Adjustable Hidden Hinge: Solid concealed hinge with 3D adjustability for precise alignment.
5-Year Mechanical Guarantee: Comprehensive 5-year warranty covering mechanical defects.
Fire Rated Certification: UL Listed and CE certified for fire safety compliance.
Premium Stainless Steel 304: Constructed from durable SUS304 stainless steel for corrosion resistance.
Multi-Color Finish Options: Available in silver, black, and golden painted finishes.
OEM/ODM Customization: Professional OEM and ODM services for custom product requirements.
Versatile Door Compatibility: Suitable for wood, steel, profile, and folding doors.
SGS Audit Factory: Manufactured by an SGS audited factory with over 10 years experience.
Company profile

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: ≤4.28h 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 certificate you have?
A:
We have CE and UL cerfificate, all our product design follow up the international standard, such as the EN/CE, UL, ANSI standard.
Q:Do you accept OEM or ODM?
A:
Yes, We are professional in OEM and ODM. now , Cooperating with famous brands for OEM & ODM.
Q:Do you have quality system?
A:
Yes, we have. We have set up our quality system and well controlled our production quality as per the instructions and requirements in it and well-control each procedure throughout the mass-production.
Q:What's the guarantee of your products?
A:
5 Year Mechanical Guarantee.
Q:What's the stainless steel Grade you are working now?
A:
We are working mostly in SUS304 and SUS316, some items can be SUS201 as well.
Send Inquiry
*To:
D&D Hardware Industrial Co., Ltd.
D&D Hardware Industrial Co., Ltd.*Content:
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