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  • SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges
  • SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges
  • SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges
  • SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges
  • SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges
  • SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges
SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges

SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges

  • 200 - 19999 Pairs
    $5.50
  • >= 20000 Pairs
    $3.31

Customization:

Customized logo（Min.Order: 500 pieces）
Customized packaging（Min.Order: 1000 pieces）
View product details

SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Invisible Design: Concealed hinge mechanism that disappears when closed, maintaining sleek aesthetics for modern hidden doors.
  • Heavy-Duty Support: Built with zinc alloy and stainless steel for durability, capable of withstanding high loads and frequent use.
  • 180° Smooth Opening: Ensures full, unrestricted access with a seamless 180-degree rotation, ideal for space-efficient layouts.

Key features

  • 1. Corrosion-Resistant Material Technology

    • With a stainless steel and zinc alloy construction, you can ensure long-lasting durability in harsh environments like commercial buildings or outdoor settings. *Disclaimer: Performance may vary based on usage conditions.

  • 2. Seamless Concealed Design

    • With its invisible, minimalist design, you can achieve a clean, modern aesthetic for hidden doors while maintaining structural integrity. *Disclaimer: Installation may require professional alignment for optimal invisibility.

  • 3. Heavy-Duty Performance

    • With a robust build and 180-degree opening capability, you can support heavy wooden doors (up to industrial-grade loads) while ensuring smooth operation. *Disclaimer: Load capacity may depend on door specifications.

  • 4. Versatile Scenario Solutions

    • Designed for commercial and industrial applications, you can install it in office buildings, heavy machinery enclosures, or large gates for reliable continuous use. *Disclaimer: Test results based on standard testing conditions.

  • 5. Industrial-Grade Compliance

    • Built to meet commercial safety and durability standards, you can ensure compliance with building codes for professional installations. *Disclaimer: Compliance confirmed through manufacturer specifications.

Product details

SS Building Hardware Zinc Alloy Concealed Invisible Hinge Wooden Hidden Door Hinges

The SS Building Hardware Zinc Alloy Concealed Invisible Hinge is engineered for seamless integration and robust performance in door systems. Designed for office buildings and heavy-duty applications, this hidden hinge combines sleek aesthetics with industrial-grade durability, offering a 180° opening angle for无障碍 access. Crafted from zinc alloy and stainless steel, it balances corrosion resistance with cost-effectiveness, making it ideal for environments requiring both strength and discreet design.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialZinc alloy / Stainless steelOffice doors, industrial gates, heavy machinery
Opening Angle180° smooth rotationFull access to storage rooms or large doorways
Load CapacitySupports up to 150 kg (customizable)Heavy-duty doors, commercial partitions
Corrosion ResistancePasses ASTM B117 salt spray testCoastal or humid environments
Mounting FlexibilityAdjustable 4-hole configurationCustom door thickness (20–50 mm)

Customization guide

Adjustable mounting holes allow tailoring to door thickness (20–50 mm). Material composition (zinc alloy vs. stainless steel) can be customized to meet specific corrosion or load requirements.

Get inspired

With its invisible design, this hinge transforms modern office spaces into sleek, unobstructed environments. Its heavy-duty construction ensures reliability in high-traffic areas, while the 180° opening angle maximizes functionality in storage or industrial settings.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
MaterialZinc alloyStainless steel 304Premium stainless steel 316
Load Capacity150 kg200 kg (+33%)250 kg (+67%)
Corrosion ResistanceASTM B1172x ASTM B1173x ASTM B117*
FinishPolishedMatte anti-fingerprintIndustrial-grade coating

Supplier's note

  1. Technical Breakthroughs:

    • Material Innovation: The Pro Model’s stainless steel 316 offers triple the corrosion resistance of industry benchmarks, ideal for marine or chemical environments.
    • Smooth Rotation: The 180° opening angle with zero backlash ensures silent operation, enhancing user experience in offices.
    • Customizable Load: Adjustable mounting holes and reinforced pins allow adaptation to door weights exceeding 250 kg.

  2. Version Selection Guide:

    • Base Model: Optimal for standard office doors (≤150 kg) requiring cost-effective, low-maintenance solutions.
    • Advanced Model: Suited for industrial gates or commercial partitions needing enhanced durability and corrosion resistance.
    • Pro Model: Best for extreme environments (e.g., chemical plants, coastal facilities) where ultra-corrosion resistance and heavy loads are critical.

Example Use Case: With the Pro Model’s 3x ASTM B117 rating, you can safely install hinges in saltwater processing facilities. Pair its premium stainless steel with a 250 kg load capacity to handle large industrial doors without degradation.

Frequently asked questions

  • Which concealed hinges are best suited for office building doors with heavy traffic?

  • How do I clean and maintain zinc alloy concealed hinges to prevent corrosion?

  • Zinc Alloy vs Stainless Steel: Which is better for hidden door hinges in humid environments?

  • Can these concealed hinges be customized for different door thicknesses?

  • What’s the maximum load capacity of these stainless steel concealed hinges?

  • Do these hinges support 180-degree opening for full door access?

  • Are these hinges certified for commercial use?

  • Are these hinges easy to install for hidden door applications?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Concealed HingesOffice doors, modern interiorsMaterial: Stainless Steel 316 (ASTM A240) ▲
Opening Angle: 180° (ISO 14579)
Load: 150kg (EN 1935)		Clean aesthetic, full 180° access, corrosion resistance ▲
Quieter operation (43 dBA)1		Higher cost, requires precise installation
Less repair-friendly due to invisibility
Industrial-Grade HingesFactory doors, heavy machineryMaterial: Carbon Steel (ASTM A36)
Load: 250kg (ISO 14579)
Corrosion Resistance: Zinc Plating (ASTM B695)		Extreme durability, handles heavy loads ▲
Resists harsh environments		Bulky design, visible profile
Higher maintenance for corrosion-prone areas
Standard Residential HingesHome doors, light commercialMaterial: Zinc Alloy (ASTM A123)
Opening Angle: 135° (ISO 14579)
Load: 50kg (EN 1935)		Affordable, easy installation
Traditional visible design		Limited load capacity
Corrodes faster in humid climates2
Corrosion-Resistant HingesCoastal areas, wet environmentsMaterial: 316 Stainless Steel (ASTM A240) ▲
Chemical Resistance: ASTM F739 (30+ chemical exposures)
Load: 100kg (EN 1935)		Immune to saltwater corrosion ▲
Resists chemical exposure		Higher cost, heavier weight
Not suitable for extreme loads
Heavy-Duty HingesGarage doors, industrial gatesMaterial: Cast Iron (ASTM A48)
Load: 400kg (ISO 14579)
Opening Angle: 270° (custom)		Supports massive loads ▲
Customizable angles		Bulky and noisy operation (55 dBA)3
Less aesthetic flexibility
Visible/Traditional HingesClassic designs, budget projectsMaterial: Mild Steel (ASTM A36)
Opening Angle: 180° (ISO 14579)
Load: 80kg (EN 1935)		Cost-effective, easy repairs
Traditional aesthetics		Prone to rust without coating
Limited modern design options

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