Powered by Made-in-China.com
Stylish Satin Nickel Bedroom Door Knob with One Key
US$6.20
500-4,999 Pieces
US$4.50
5,000+ Pieces
Sample price:US$10.00/set.Request sample
Product profile
Customization
AvailableMaterial
Zinc AlloyType
Key LockModel NO.
DDLK048Style
ModernShape
Mortise Door LockAnti-theft Standard
APart
LockBackset
2-3/4"Standard.2-3/8"OptionalDoor Thickness Fits
CustomizedLock Cylinder Length
70mmUsage
Household Door Locks, Bedroom, Channel LockFinish
SSS, Pss, PVD, Ab, AC,MBDoor Prep 1
Cross Bore 2-1/8", Edge Bore 1"Door Prep 2
Latch Face 1-18"X2-1/4"Cylinder
6-Pin Removable Core.Schlage "C" KeywayFace Plates
1-1/8"X2-1/4"Square Corner StandardDoor Thickness
1-3/8"-2"StandardStrikes
ASA Strike Standard.2-1/4"Full Lip Square CornerCertificate
ANSI&ULANSI&UL
UL10c Grade 1 & Grade 2Fire Rated
3 HoursAccessories 1
Brass Insert, Rosette with BaseAccessories 2
Escutcheon with Base, SpindleAccessories 3
Wooden Screws, Bamboo Screws, Allen KeySuitable for
Wooden Door, Metal Door, Fire Rated Door etc.Transport Package
White Box or Color Box, Carton PackingSpecification
For Export, CE standardTrademark
D&D or mark client's logoOrigin
Jiangmen Guangdong, ChinaHS Code
83024100Production Capacity
200, 000 / MonthKey features
Fire Rated Certification: UL10c Grade 1 & Grade 2 certified, providing 3 hours of fire resistance.
Premium Material Options: Constructed from Zinc Alloy or Stainless Steel (SUS304/SUS316) with various finishes.
Customizable Door Thickness: Door thickness fits are customized to meet specific installation requirements.
Versatile Finish Choices: Available in Satin Nickel, Polished, PVD, Matt Black, Antique Brass, and Antique Copper.
OEM & ODM Support: Professional OEM and ODM services available for famous brands and custom designs.
5-Year Mechanical Guarantee: Comprehensive 5-year mechanical guarantee ensuring long-term product reliability.
Wide Application Scope: Suitable for wooden doors, metal doors, and fire-rated doors in households and channels.
Standardized Cylinder Core: Features a 6-pin removable core compatible with Schlage 'C' keyway for easy replacement.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2008-01-12 CertifiedNearest Port: Jiangmen Port, Guangzhou Port, Shenzhen PortAverage Response Time: ≤3.83h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryD&D Hardware Industrial Co., Ltd. is a China-based limited company and factory established in 2018, specializing in door and construction hardware. It operates a 1,368 m² manufacturing plant with six production lines, 45 employees, and 11–20 quality-control staff. The supplier reports ISO 9001:2015 certification and has exported since 2008, with 71%–90% of sales attributed to exports. Its stated capabilities include customization, quality assurance, technical support, and long-term customer relationships, but evidence for after-sales service, specific customer cases, and innovation depth is limited. Financial credibility cannot be conclusively assessed from the available non-financial evidence.
Supplier typeThe supplier is identified as a factory and limited company based in Jiangmen, Guangdong, China. Its stated business scope and product portfolio focus on door hardware, locks, hinges, closers, exit devices, and related construction hardware, indicating a manufacturing-oriented supplier rather than only a trading entity.
CertificationsThe supplier holds an ISO 9001:2015 management-system certificate. This is explicit evidence of a formal quality-management certification, although no additional certifications are provided.
Production capacityThe supplier reports a 1,368 m² manufacturing plant, six production lines, and 11–20 quality-control staff, alongside a broad door-hardware product range. These details provide explicit evidence of an established production setup, although capacity utilization and delivery performance are not stated.
Customization capabilityThe company explicitly claims customization ability and says its qualified team can identify solutions suited to customer needs and technical specifications. This supports a positive assessment, although the slices do not describe customization scope, tooling, minimum order requirements, or completed examples.
Product Q&A
Q:What certificates do you have?
A:
We have CE and UL certificate, all our product design follow up the international standard, such as the EN/CE, UL, ANSI standard.
Q:Do you accept OEM or ODM?
A:
Yes, We are professional in OEM and ODM. now , Cooperating with famous brands for OEM & ODM.
Q:Do you have quality system?
A:
Yes, we have. We have set up our quality system and well controlled our production quality as per the instructions and requirements in it and well-control each procedure throughout the mass-production.
Q:What's the guarantee of your products?
A:
5 Year Mechanical Guarantee.
Q:What's the stainless steel Grade you are working now?
A:
We are working mostly in SUS304 and SUS316, some items can be SUS201 as well.
Send Inquiry
*To:
D&D Hardware Industrial Co., Ltd.
D&D Hardware Industrial Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Bedroom Door Knobs with Lock and Key Entry Key Interior Door Knob Lock Matte Black
US$2.50-4.00
500 Pieces(MOQ)
Knob Handle with Lock and Key Tulip Style Knob in Satin Nickel and Gold
US$3.62-4.00
500 sets(MOQ)
Classic Satin Nickel Exterior Knob with Lock and Deadbolt
US$2.50-4.00
500 Pieces(MOQ)
Standard Antique Copper Door Knob with One Key in Zinc Alloy
US$4.50-6.20
500 Sets(MOQ)
Satin Nickel Stainless Steel Passage Door Knob with Round Rosette
US$6.00
500 Sets(MOQ)
Entry Door Knob Lock with Key Stainless Steel Exterior Door Knob Round Security Front Set Satin Nickel
US$2.50-6.50
500 Pieces(MOQ)
Satin Stainless Steel Bedroom Door Knobs with Lock and Key
US$5.00-10.00
500 Pieces(MOQ)
Ironmongery Antique Brass Pretty Door Knob with Key in Zinc Alloy
US$4.50-6.20
500 Pieces(MOQ)
Architecture Hardware Antique Brass Classic Office Door Knob with Key
US$4.50-6.20
500 Sets(MOQ)
America Hot Sale Zinc Alloy Handleset and Square Cylinder Round Knob with 3 Brass Keys for Door Lock
US$9.50-12.75
500 pieces(MOQ)
Satin Nickel Stainless Steel Passage Door Knob
US$10.00
500 Pieces(MOQ)
Polished Gold Finish Zinc Alloy Knob with One Lock for Office
US$4.50-6.20
500 Sets(MOQ)
Kaiying Matte Black Keyless Privacy Door Knob, Black Bedroom Door Knobs
US$2.50-3.00
500 pieces(MOQ)
Tubular or Cylindrical Door Knob with Key Entry Knob Lockset
US$1.50-3.00
1,000 Pieces(MOQ)
Satin Nickel Stainless Steel Privacy Door Knob Lock
US$10.00
500 Pieces(MOQ)
Passage Euro Door Lever Hardware Hall and Closet Satin Nickle Handles Entry Knob
US$4.50-9.80
1,000 Pieces(MOQ)
Premium Stainless Steel Travel Door Knobs with Secure Locking System
US$1.50-8.80
30 Pieces(MOQ)
Keyed Entry Door Knob with Lock
US$5.00-10.00
500 Pieces(MOQ)



















