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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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Heavy Duty Door Hinge

From the name of heavy duty hinges, you can know that the hinge is suitable for heavy doors, so it can be used in many places. Heavy duty hinge can be also called commercial door hinge, stainless steel heavy duty hinge, fire rated hinge, 4 ball bearing hinge, etc. The heavy duty hinges also consist of exterior heavy duty door hinges and narrow heavy duty hinges. It is suitable for heavy weight door, double swing door, fire rated door, wood door, metal door, single door, steel door of commercial or residential application. The material of heavy duty gate hinges can be stainless steel 316, 304, 201 etc. If you have any questions about heavy duty hinges, you can contact us at any time.

  • Heavy Duty Stainless Steel 316 Hinge with ANSI Grade 1 Certification- DDSS001-ANSI-1-4.5x4.5x4.6
    Brand: D and D Hardware
    Product Code:
    Model: DDSS001-ANSI-1-SUS316-4.5x4.5x4.6
    Brief:
    ANSI GRADE 1 Certificate, Comply with ANSI/BHMA-156.1: 2,500,000 cycles tested,UL Listed, UL 10C,3 hours Fire Rated
    Certification: UL Listed / UL10C , ANSI Grade 1
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • SS304 Heavy Duty Fire Rated Decorative Door Hinge with UL Listed-DDSS006-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS006-FR-SS304
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • UL Listed Stainless Steel 304 Silver Fire Resistant Door Hinge-DDSS007-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS007-FR-SS304
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • UL Listed Stainless Steel 304 Mortise Heavy Fire Hinge for Full Door- DDSS008-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS008-FR-SS304
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Stainless Stain 304 Best Heavy Duty Commercial Door Hinge- DDSS009
    Brand: D and D Hardware
    Product Code:
    Model: DDSS009-SS304
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935
  • Stainless Steel 304 Commercial Door Continuous Hinge-DDSS050
    Brand: D and D Hardware
    Product Code:
    Model: DDSS050-SS304
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935
  • Steel Door Fitting Mortise Continuous Door Hinge for Wood Door-DDSS050
    Brand: D and D Hardware
    Product Code:
    Model: DDSS050
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Steel
    Finish: SSS, PSS, Self-Color Standard
    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: UL Listed / UL10C , CE EN 1935
  • SS304 Mortise Heavy Duty Large Composite Door Butt Hinge- DDSS053
    Brand: D and D Hardware
    Product Code:
    Model: DDSS053-SS304
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935
  • Stainless Steel 304 Silver Heavy Duty Commercial Door Hinge-DDSS054
    Brand: D and D Hardware
    Product Code:
    Model: DDSS054-SS304
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935
  • 5 Inch SUS316 UL Listed Heavy Duty Fire Proof Front Door Hinge-DDSS006-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS006-FR-SS316
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • SUS316 UL Certificate Best Fire Butt Hinge for Industrial Door-DDSS007-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS007-FR-SS316
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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:
  • UL Certification Door Hinge Furniture for Heavy Duty Fire Rated Door- DDSS008-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS008-FR-SS316
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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:
  • SS316 Heavy Duty Mortise Square Corner Wooden Door Hinge- DDSS009
    Brand: D and D Hardware
    Product Code:
    Model: DDSS009-SS316
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935
  • Grade 316 Silver Special Piano Hinge for Outside Door-DDSS050
    Brand: D and D Hardware
    Product Code:
    Model: DDSS050-SS316
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935
  • Stainless Steel 316 Ball Bearing Gravity Hinge for Wide Heavy Door- DDSS053
    Brand: D and D Hardware
    Product Code:
    Model: DDSS053-SS316
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935
  • 8 Inch SS316 Large Wide Butt Hinge for Heavy Duty Door-DDSS054
    Brand: D and D Hardware
    Product Code:
    Model: DDSS054-SS316
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935
  • UL Stainless Steel 201 Heavy Duty Double Ball Bearing for Fire Door-DDSS006-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS006-FR-SS201
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Grade 201 UL Listed 270 Degree Ball Bearing Fire Door Hinge-DDSS007-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS007-FR-SS201
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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:
  • SUS201 Heavy Duty Fitting Butt Door Hinge with UL Listed- DDSS008-FR
    Brand: D and D Hardware
    Product Code:
    Model: DDSS008-FR-SS201
    Brief:
    UL Certificated Hinge, UL 10C,comply with ANSI/BHMA-A-156.1
    200, 000 cycles tested on 120kg door mass according to EN1935: 2002
    Certification: UL Listed / UL10C , 3 Hours Fire Rated , NFPA80
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, MB
    Color: Silver,Black, Golden, Antique Brass, Antique Copper
    Usage: Wooden Door, Metal Door, Steel Door, Interior Door, Outer Door
    Payment Terms: T/T, L/C, D/P, Western Union
    Port: Jiangmen /Guangzhou / Shenzhen , China
    Production Capacity: 200,000/Month
    Standard:
  • Heavy Duty Stainless Stain 201 Butt Hinge for Exterior Door- DDSS009
    Brand: D and D Hardware
    Product Code:
    Model: DDSS009-SS201
    Brief:
    According to UL&CE Certificate Standard
    Certification:
    Material: Stainless Steel 304 / 316 / 201
    Finish: SSS , PSS , PVD , PB, AB , AC, SC, PC, SB, 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: UL Listed / UL10C , CE EN 1935

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 +86 139 2903 7292

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