Door Hinge
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Door Hinge


Premium Door Hinges for Residential, Commercial & Industrial Applications


Foachi Hardware offers a professional-grade selection of high-performance door hinges, engineered for long-lasting reliability, smooth door operation, and secure load-bearing support. Whether you’re upgrading interior doors, installing new commercial entrances, or sourcing hardware for large-scale building projects, our hinge collections deliver exceptional quality backed by precision manufacturing.

Our main hinge offerings include:

  • Steel Hinges – economical, durable, and ideal for standard interior or utility doors

  • Stainless Steel Hinges – corrosion-resistant hinges suitable for coastal areas, humid environments, and premium projects

Each hinge is manufactured with strict quality control, ensuring quiet movement, stable alignment, and extended service life.


Steel Hinges vs Stainless Steel Hinges


Feature Steel Hinges (Carbon Steel / Mild Steel) Stainless Steel Hinges (SS201 / SS304 / SS316)
Corrosion Resistance Low to medium; requires plating (zinc, nickel, black) Excellent; naturally rust-resistant even in humid or coastal areas
Strength & Load Capacity High strength but can weaken with rust Very strong; retains strength long-term
Durability Depends on coating; coating may wear over time Superior long-term durability; ideal for heavy use
Indoor / Outdoor Use Best for indoor applications Suitable for indoor, outdoor, and high-moisture environments
Maintenance Requires periodic cleaning and protection from rust Minimal maintenance; easy to clean
Cost More affordable Higher cost due to premium material
Finish Options Wide range: black, bronze, brass, antique, nickel, etc. Usually satin, polished, matte black, PVD options
Best For Interior doors, budget projects, decorative hinges Exterior doors, bathrooms, kitchens, commercial buildings
Security Level Good (depends on thickness) Excellent, especially for front doors and high-traffic applications
Resistance to Chemicals & Acids Moderate Very high
Lifespan 5–10 years (depending on moisture exposure) 15–30+ years (marine-grade SS316 lasts longest)


Why Choose Foachi Door Hinges?


Smooth Opening & Closing

All hinges are engineered with precise pivot points to ensure silent, friction-controlled door movement.


Robust Load-Bearing Performance

Reinforced knuckles and optimized thickness deliver dependable strength for wooden, metal, or fire-rated doors.


Corrosion Resistance Options

Choose from steel hinges with protective coatings or full stainless steel hinges for superior resistance to rust and wear.


Multiple Sizes & Finishes

Available in polished, satin, matte black, electroplated, or custom finishes to match modern architectural styles.


Easy Installation

Designed with pre-drilled countersunk holes for fast and secure mounting.


Explore Our Hinge Subcategories

Below is a clean, conversion-focused layout to guide visitors toward the correct hinge type.

Steel Hinges – Cost-Effective Solutions for Standard Doors

Durable, budget-friendly, widely used in interior residential and commercial spaces.

Explore → Steel Hinge Collection

Stainless Steel Hinges – Anti-Rust, High-Strength Performance

Best for bathrooms, kitchens, coastal climates, hotels, hospitals, and high-end projects.

Explore → Stainless Steel Hinge Collection



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Steel Hinges

Stainless Steel Hinges


Applications of Foachi Hinges

Our hinges are engineered for versatile use across multiple industries:

• Residential interior doors

Bedrooms, bathrooms, kitchens, and utility rooms

• Commercial building doors

Offices, schools, retail shops, hotels

• Heavy-duty metal or fire-rated doors

Public buildings, industrial facilities, safety doors

• Moisture-prone environments

Bathrooms, locker rooms, coastal homes (Stainless Steel Hinges recommended)

• Cabinetry & furniture hinges (upon customization)

Closets, storage units, light-duty doors


How to Choose the Right Hinge?

Here is a simple selection guide to help customers decide:

1. Material Selection

  • Choose Stainless Steel Hinges if you need corrosion resistance, long service life, or installation near moisture.

  • Choose Steel Hinges when you need a strong, cost-effective hinge for standard interior use.

2. Door Weight & Size

Heavier or thicker doors require:
✔ Thicker hinges
✔ More knuckles
✔ Stainless steel for extra load capacity

3. Finish & Aesthetics

Match hinge finish with:

  • Door handle color

  • Room design style

  • Hardware sets

4. Opening Angle Requirements

Common hinge types available:

  • Standard butt hinges

  • Ball-bearing hinges

  • Spring hinges

  • Concealed hinges (custom options available)


Types of Hinges-Complete Classification for Door Hardware Buyers


Classification by Finish / Color

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Finish Type Characteristics Examples from Your Gallery Best Applications
Matte Black Hinges Modern, minimal, finger-print resistant Black 4BB hinge Contemporary interior doors
Satin Stainless Steel Hinges Smooth silver tone, modern look SS 2BB, 4BB hinges Kitchens, bathrooms, modern homes
Polished Stainless Steel Hinges High-gloss mirror finish Polished SS hinges Decorative interior doors
Antique Bronze / Copper Finish Warm vintage tone Brown/bronze hinges Classic & vintage-style wooden doors
Gold / Brass Finish Hinges Luxurious golden tone Gold 1BB, 2BB, CHP hinges High-end interiors, hotels
White Powder-Coated Hinges Clean, minimal White 4” x 3.5” hinges Light-colored doors, modern décor

2. Classification by Knuckle (Barrel) Structure

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Knuckle Type Description Durability Visible in Product Images Recommended Use
1BB (Single Ball Bearing) One ball-bearing for smoother movement Medium Multiple 1BB hinges Interior wooden doors
2BB (Double Ball Bearing) Stronger, smoother operation High Several 2BB models Heavier internal doors
4BB (Four Ball Bearings) Maximum smoothness, heavy-duty Very High Black FHP Φ10.9, SS Φ11.5 Commercial doors, high-traffic areas
CHP (Cap Hinge Pin) Decorative hinge pin head High Gold CHP hinge Decorative or luxury applications

3. Classification by Plate Shape & Design


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Plate Type Visual Characteristics Examples from Your Images Benefits
Standard Rectangular Hinges Clean rectangle, straight edges Most stainless, black, white hinges Universal fit
Wide-Leaf Hinges Wider plates than standard Some gold & bronze hinges Added stability
Narrow-Leaf Hinges Slim plates Light-duty hinges Suitable for thin doors
Decorative Cutout Hinges Unique outline, curved cutouts Gold hinge with shaped edges Aesthetic enhancement
Rounded Corner Hinges Slightly rounded plate corners Some SS models Prevents sharp edges
Square Corner Hinges Sharp 90° corners Majority of steel hinges Strong, traditional look


4. Classification by Hole Layout


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Hole Type Pattern Description Examples Seen Door Compatibility
4-Hole Hinges 2 holes per leaf White 4"x3.5" hinges Lighter doors
6-Hole Hinges 3 holes per leaf Stainless steel 2BB hinge Medium-weight doors
8-Hole Hinges 4 holes per leaf Many bronze & gold hinges Heavy wooden doors
Offset Hole Hinges Asymmetric hole layout Decorative-cut hinges Decorative & antique doors


5. Classification by Size & Thickness


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Hinge Size Thickness Best For Examples from Gallery
4" x 3.5" 2.7mm – 3.0mm General interior doors White hinge, silver hinge
100 × 75mm 2.0mm – 3.0mm Wooden & metal doors Gold & bronze 100×75 models
125 × 75mm 2.5mm – 3.0mm Heavier interior/exterior doors Bronze & SS 125×75 models
150 × 80mm 3.0mm Large or commercial doors Gold CHP hinge, SS Φ15.4


6. Classification by Function

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Function Type Description Based on Your Images Applications
Standard Butt Hinges Traditional hinge type 95% of your products Most door installations
Heavy-Duty Bearing Hinges Reinforced knuckle & thick leaves 4BB models Main entrance, commercial doors
Decorative Hinges Special cutouts & finishes Gold decorative models Luxury interior doors


Hinge Maintenance Tips


✔ Lubricate pivot points every 6–12 months

Reduces squeaking and extends hinge lifespan.

✔ Check screws for looseness

Tighten or replace worn screws on heavy-use doors.

✔ Choose stainless steel for humid environments

Prevents rust and maintains smooth motion.

✔ Replace hinges showing misalignment

Prevents door sagging and protects the frame.


FAQ – Common Questions About Door Hinges 


1. What is a door hinge?

A door hinge is a mechanical hardware device that connects a door to its frame, allowing the door to open and close smoothly. Most door hinges consist of two metal plates and a knuckle joint that rotates on a pin.


2. What are the three door hinge types?

The three most commonly used door hinge types are:

  1. Butt Hinges – Standard hinges used for residential and commercial doors.

  2. Ball Bearing Hinges – Heavy-duty hinges designed for smooth, long-term performance.

  3. Concealed Hinges – Hidden hinges often used for cabinets or modern interior doors.


3. What type of hinge is used for doors?

For regular wooden or metal doors, butt hinges or ball bearing hinges are typically used. Heavy front doors usually use 4BB (four ball bearing) hinges for durability.


4. What’s another name for a door hinge?

A door hinge may also be called a butt hinge, door joint, or pivot hinge, depending on its structure.


5. Why is it called a hinge?

The word “hinge” comes from the Old English word heng meaning “to hang.” A hinge literally allows a door to “hang” and swing from the frame.


6. What are the parts of a door hinge called?

A standard door hinge includes:

  • Leaf / Plates

  • Knuckle / Barrel

  • Pin

  • Bearing rings (for ball bearing hinges)

  • Screw holes


7. What is the most common type of hinge?

The most common hinge used in doors is the butt hinge, widely used for interior and exterior wooden doors.


8. Are all door hinges removable?

Most door hinges are removable, especially loose-pin hinges where you can remove the pin. However, fixed-pin hinges (often used for security doors) are not designed to be taken apart.


9. Can I replace door hinges myself?

Yes. Replacing a door hinge is a simple DIY task. You only need a screwdriver, drill, and basic hardware knowledge.


10. How do you remove a door hinge?

To remove a door hinge:

  1. Fully open the door

  2. Support the door from below

  3. Unscrew the hinge plates from the frame

  4. Remove the pin if it’s a loose-pin hinge


11. How to remove door hinge without a hammer?

You can remove the hinge pin using:

  • A screwdriver

  • A pair of pliers

  • A pin removal tool

Tap lightly upward with the handle of a tool if needed.


12. What type of hinge for front door?

Front doors typically use heavy-duty stainless steel hinges or ball bearing hinges (BB hinges) because they support more weight and resist corrosion.


13. Which is an example of a hinge?

Examples include butt hinges, ball bearing hinges, concealed hinges, pivot hinges, and spring hinges.


14. What hinges allow a door to fold back?

Double action hinges or parliament hinges allow a door to fold back almost 180° or swing in both directions.


15. What is the difference between a latch and a hinge?

A hinge allows movement, while a latch secures the door in a closed position. They function differently but are both essential door hardware components.


16. What is considered a hinge?

Anything that allows two parts to rotate or pivot relative to each other is considered a hinge—for example, door hinges, cabinet hinges, or even mechanical joint hinges.


About Foachi
Our close-knit team of over 300 dedicated individuals is dedicated to crafting top-quality door hardware solutions.
  admin@foachi.com
No.111Xianxia Road Nanmingshan Street Liandu. 
  Lishui Zhejiang China
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