Could you send me sample before I place an order?

Yes, offer 3 pcs free samples for your evaluation, you provide the Courier account for freight collect.

Are your company factory or trading company?

We are a SGS Audit factory, over 10 years manufacturing experience in architectural hardware.

How can I get the latest prices?

Send requirements to us by mail or calling , we will reply you in 24 hours.

Stainless Steel Zinc Alloy Casting Door Security Chain

Name: Stainless Steel Zinc Alloy Casting Door Security Chain
Brand: D&D Hardware Industrial Co., Ltd.
SKU: 2014997095

Guangdong, ChinaD&D Hardware Industrial Co., Ltd.

US$5.70

300-1,999 Pieces

US$4.50

2,000-4,999 Pieces

US$1.20

5,000+ Pieces

Sample price:US$6.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Door Chain

Model NO.

DDDG002

Style

Modern

Part

Lock

Door Thickness Fits

Customized

Usage

Household Door Locks, Bedroom, Channel Lock

Finish

SSS,Pss,PVD,Snp,SCP,Ab,AC

Accessories

Screws

Suitable for

Wooden Door, Metal Door, Steel Door etc.

Application

Hotel,Home etc.

Transport Package

White Box or Color Box

Specification

SGS

Trademark

D&D or mark client's logo

Origin

Jiangmen Guangdong, China

HS Code

83021000

Production Capacity

300, 000 PCS/Month

Key features

5-Year Mechanical Guarantee: Provides a comprehensive 5-year warranty covering mechanical defects for peace of mind.

OEM and ODM Services: Professional customization support for famous brands, including finish and accessory options.

Premium Material Options: Available in SUS304 and SUS316 stainless steel, ensuring high durability and corrosion resistance.

International Certifications: Products hold CE and UL certificates, complying with EN/CE, UL, and ANSI international standards.

Versatile Application: Suitable for wooden, metal, and steel doors in hotels, homes, and other household settings.

Customized Door Thickness: Door thickness fit is fully customizable to meet specific installation requirements.

Fast Sample Delivery: Free 3-piece samples available for evaluation with a quick 3-5 working day production time.

SGS Audited Factory: Manufactured in an SGS audited facility with over 10 years of experience in architectural hardware.

Company profile

D&D Hardware Industrial Co., Ltd.

Guangdong, China

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: ≤4.28h 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 certificate you have?

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?

Yes, We are professional in OEM and ODM now , Cooperating with famous brands for OEM & ODM.

Q:Do you have quality system?

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?

5 Year Mechanical Guarantee.

Q:What's the stainless steel Grade you are working now?

We are working mostly in SUS304 and SUS316, some items can be SUS201 as well.