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D and D provides a wide range of products for wooden and metal door applications.

such as Stainless Steel Door Hinges, Door Locks, Lever Handles,  Door Closers, Exit Devices, Door Stopers, Door Bolts and Door Accessories etc, not only door hardware but also Door Opening solution.

The D and D door set product category covers mortice locks, European profile cylinders, lever handles and hinges. Since the dimensions of all these products comply with DIN standards (DIN 18251 for mortice locks, DIN 18252 for profile cylinders and DIN 18255 for lever handles), the products are compatible amongst themselves regarding their functionality. All parts of the functional units are also perfectly aligned with each other. 

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Concealed Hinge

Concealed door hinge can be called invisible door hinge or hidden door hinge. Our concealed hinges can work well in confined spaces and a series of concealed hinges ideal for multi panel door installations where the hinges are edge mounted between panels. The material can be zinc alloy or stainless steel. When the door is closed, the concealed hinge cannot be seen or tampered with. When opened the concealed and hidden hinge, pin is not removable. You can contact us for more details!

  • Zinc Alloy Safety Concealed Hinge for Double Outdoor Door -DDCH007-G5
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G5
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP, SN, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Contemporary Zinc Alloy Invisible Hinge for School Exit Door-DDCH007-G10
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G10
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP, SN, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Zinc Alloy Best Concealed Hinge for Decorative Door-DDCH007-G15
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G15
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP, SN, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Euro Style Zinc Alloy 180 Degree Commercial Door Hidden Hinge-DDCH007-G25
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G25
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP,SN,PB,MB,PVD,AB,AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Modern European Style Zinc Alloy Hidden Front Door Hinge-DDCH007-G25
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G25
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP,SN,PB,MB,PVD,AB,AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Modern Zinc Alloy Secret Hinge for Single Entrance Door-DDCH007-G30
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G30
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP,SN,PB,MB,PVD,AB,AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Special Zinc Alloy Spring Loaded Hidden Wood Door Hinge-DDCH007-G30
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G30
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP, SN, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Best Zinc Alloy Concealed Hinge for Interior Door-DDCH007-G40
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G40
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP,SN,PB,MB,PVD,AB,AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Zinc Alloy Spring Hidden Door Hinge for Hollow Metal Door-DDCH007-G40
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G40
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP,SN,PB,MB,PVD,AB,AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • 180 Degree Zinc Alloy Secret Hinge for Double External Door-DDCH007-G50
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G50
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP,SN,PB,MB,PVD,AB,AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • 180 Degree Matt Black Zinc Alloy Invisible Door Hinge-DDCH007
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP, SN, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Zinc Alloy Polished Brass Hidden Hinge for Internal Door-DDCH007
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP, SN, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Zinc Alloy Antique Brass Hidden Door Hinge for Exterior Door-DDCH007
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP, SN, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Satin Brass Zinc Alloy Concealed Door Hinge for Apartment Building-DDCH007
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Zinc Alloy
    Finish: CP, SN, PB, MB, PVD, AB, AC
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • High Quality Stainless Steel Concealed Door Hinge for Timber Door-DDCH007-G15
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G15
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • New Design Stainless Steel Hidden Door Hinge for Front Door-DDCH007-G25
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G25
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • China Factory Supplier Stainless Steel Security Invisible Door Hinge-DDCH007-G30
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G30
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Stainless Steel Spring Invisible Industrial Door Hinge-DDCH007-G30
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G30
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Non-Handed Stainless Steel Invisible Door Hinge-DDCH007-G40
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G40
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • 180 Degree Stainless Steel Spring Concealed Hinge-DDCH007-G40
    Brand: D and D Hardware
    Product Code:
    Model: DDCH007-G40
    Brief:
    D and D Concealed Hinge is characterized by outstanding design and sophisticated aesthetics.
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door etc.
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:

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 +86 139 2903 7292

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