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316 Stainless Steel Heavy Duty Door Hinge
US$1.00-150.00
500 Pieces
Sample price:US$100.00/piece.Request sample
Product profile
Customization
AvailableType
180°HingeFinish
Stainless SteelModel NO.
SG-HC3D50230SS-300Material
Stainless SteelName1
316 Stainless Steel Heavy Duty Door HingeName2
Adjustable HingesName3
Concealed Door HingeSize
230*50*49mmHinge Material
Stainless SteelDoor Weight
300kgDoor Thickness
70mmLeft and Right Applicable
Left and Right ApplicableFeature
Completely Hidden Hinge SystemTransport Package
White Inner Boxes, Yellow-Brown Outer Cartons.Specification
230*50*49mmOrigin
ChinaHS Code
8302100000Production Capacity
100000PCSKey features
High Load Capacity: Supports doors up to 300kg with a minimum thickness of 70mm.
180 Degree Opening: Provides a wide 180-degree opening angle for easy access.
Completely Hidden: Features a concealed system for a clean and seamless look.
High Durability: Tested for over 200,000 cycles with no abrasion or wear.
Versatile Application: Suitable for wooden, steel, composite, and security doors.
Left and Right Use: Applicable for both left and right door installations.
Customizable Finish: Available in satin nickel, chrome, copper, brass, and more.
OEM/ODM Service: Supports custom manufacturing and branding services.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤3.25h
AI-Powered supplier vetting
SummaryDongguan Shengang Precision Metal & Electronic Co., Ltd. is a China-based limited trading/manufacturing company established in 2007, with a stated founding description also referring to February 2000. It operates from Dongguan, Guangdong, with 117 employees, a 5,550 m² manufacturing plant, six production lines, and 5 R&D engineers. Its product range centers on door and window hardware, including hinges, locks, handles, closers, stoppers, and sliding or folding-door fittings. The supplier reports ISO 9001:2015 certification, OEM/ODM cooperation, international export coverage, and sales in Europe, America, Southeast Asia, and the Middle East. Production-management and technical capabilities are supported by stated equipment, engineers, quality-control personnel, and testing activities. However, the provided information does not substantiate after-sales procedures, financial strength, specific customer cases, or measurable customization performance.
Supplier typeThe supplier is identified as a China-based limited company and trade company, while its descriptions also characterize it as an international manufacturer integrating R&D, production, and sales of door and window hardware. This indicates a combined trading and manufacturing profile rather than a purely trading entity.
CertificationsThe supplier explicitly reports holding an ISO 9001:2015 certificate for its management system. This is direct evidence of a recognized quality-management certification, although the scope and validity details are not provided.
R&D capabilityThe supplier reports advanced production equipment, leading production technologies, 5 R&D engineers, mold-making and product-testing activities, and multiple product types including adjustable concealed and casement hinges. These statements directly support active technical development and product innovation capability.
Production capacityThe supplier reports a 5,550 m² manufacturing plant, six production lines, advanced equipment, production technologies, dozens of production staff, quality-control personnel, and a production-management system. Its stated product scope and broad export markets further indicate established operating capacity.
Customization capabilityThe supplier states that its engineers conduct R&D, mold making, production and processing, and product testing, and that it cooperates with international brands through OEM and ODM. These activities explicitly support customization capability, although no customization examples, minimum quantities, or technical limits are specified.
Product Q&A
Q:What is the maximum door weight this hinge can support?
A:
The hinge supports a maximum door weight of 300kg per pair.
Q:What is the minimum door thickness required?
A:
The minimum door thickness required is 70mm.
Q:Is the hinge suitable for both left and right doors?
A:
Yes, the hinge is applicable for both left and right door installations.
Q:What materials and finishes are available?
A:
Made from stainless steel with finishes including satin nickel, satin chrome, copper, brass, and pearl chrome.
Q:How durable is the hinge?
A:
It is tested for over 200,000 cycles with no abrasion or wear.
Send Inquiry
*To:Dongguan Shengang Precision Metal & Electronic Co., Ltd.
Dongguan Shengang Precision Metal & Electronic Co., Ltd.*Content:
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