What is the minimum door thickness required?

The minimum door thickness required is 45mm.

Does the manufacturer offer OEM or ODM services?

Yes, the manufacturer provides both OEM and ODM services with dedicated R&D engineers.

Aluminium Profile Concealed Door Hinge Rebated Door Invisible Hinges

Name: Aluminium Profile Concealed Door Hinge Rebated Door Invisible Hinges
Brand: Dongguan Shengang Precision Metal & Electronic Co., Ltd.
SKU: 1932156595

Guangdong, ChinaDongguan Shengang Precision Metal & Electronic Co., Ltd.

US$100.00-110.00

1 Piece

Sample price:US$120.00/piece.Request sample

Product profile

Customization

Available

Type

180°Hinge

Finish

Baking in Silver

Model NO.

SG-HC23539

Material

Zinc Alloy

Name

Concealed Door Hinge Rebated Door Invisible Hinges

Size

185*28mm(L*W)

Hinge Material

Zinc Alloy

Door Weight

2PCS for 150kg

Min.Door Thickness

45mm

Feature

180 Degree Hinges Adjustable Hinges for Doors

Transport Package

White Inner Boxes, Yellow-Brown Outer Cartons.

Specification

185*28mm(L*W)

Origin

China

HS Code

8302100000

Production Capacity

100000PCS

Key features

180 Degree Wide Opening: Provides a full 180-degree opening angle for maximum accessibility and space utilization.

High Load Capacity: Supports up to 150kg per pair of hinges, ensuring stability for heavy doors.

Versatile Application: Suitable for wooden, folding, interior, and cupboard doors with right or left hand installation.

Premium Material Build: Constructed from durable zinc alloy and aluminum alloy for long-lasting performance.

Customizable Finishes: Available in satin nickel, satin chrome, copper, brass, and pearl chrome options.

OEM/ODM Support: Manufacturer offers OEM and ODM services with 5 R&D engineers for custom solutions.

Company profile

Dongguan Shengang Precision Metal & Electronic Co., Ltd.

Guangdong, China

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: ≤2.12h

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.