Production Line Self-Closing Hinge - 3.5" 2.3mm SS304 Tee Hinge for Security Gates

Name: Production Line Self-Closing Hinge - 3.5" 2.3mm SS304 Tee Hinge for Security Gates
Brand: Zhongshan Safe and Firm Hardware Products Co., Ltd.
SKU: 2210867045

Guangdong, ChinaZhongshan Safe and Firm Hardware Products Co., Ltd.

US$3.80-6.40

1,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

2 Years

Warranty

2 Years

Model NO.

11367

Type

180°Hinge

Finish

Satin (Brushed)

Material

Stainless Steel

Load-Bearing Capacity

15-25kg

Salt Spray Test

48h

Color

Silver, Black, White, Gun Black

Closing Mode

Automatic Closure

Size

3.5"(101.5*135mm)

Material Thickness

2.3mm

Transport Package

Plastic Bag+Box+Carton(Customizable)

Specification

25*25*25

Origin

China

HS Code

8302100000

Production Capacity

50000PCS/Year

Key features

Durable Salt Spray Resistance: Coating passes 48-hour salt spray test and 50,000 opening/closing cycles.

Premium 304 Stainless Steel: Made from real 304 stainless steel with 2.3mm thickness for high quality.

Automatic Self-Closing: Features automatic closure mode for enhanced security and convenience.

Custom Mold Design: Full customization available for product structure and appearance.

Comprehensive Warranty: 2-year warranty covering mechanical defects with free parts and labor.

100% Quality Inspection: Every product undergoes 100% pre-shipment visual inspection.

ISO9001 Certified: Manufactured under ISO9001 quality certification standards.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceCustomization from DesignsQuality Assurance

Zhongshan Safe and Firm Hardware Products Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2007-12-13Nearest Port: Xiaolan PortAverage Response Time: ≤4.31h

AI-Powered supplier vetting

SummaryThe supplier demonstrates OEM/ODM-oriented manufacturing and broad customization capabilities, supported by recent new-product activity, an available SDK, two production lines, and stated automated production and engineering services. It has substantial export experience, with exports representing 71%–90% of sales and 18 years of exporting. However, supplier-management, corrective-action, complaint-handling, and service-assessment procedures are undocumented; no management-system certification, overseas facilities, overseas agents, showrooms, or offline trade-show participation are reported. Financial records are indicated for 2022–2024, but the provided data contains no substantive financial performance details. Customer evidence includes claims of more than 100 clients across 10 countries, without named customers or independently verifiable case details.

Supplier typeThe supplier presents itself as an OEM/ODM manufacturer offering production against customer designs, co-development from concept to mass production, and flexible manufacturing services. Its available SDK and stated hardware-production focus further support a manufacturing and development-oriented supplier profile.

CertificationsThe supplier’s certification of management systems is explicitly listed as NIL. No certification evidence is provided in the supplied information, indicating a stated absence rather than merely incomplete disclosure.

After-Sales capabilityThe supplier has no written procedures or records for effective service assessment, corrective and preventive actions, or customer-complaint handling. It also reports no overseas warehouse, showroom, agent, or branch, although it states one-month average lead times and identifies acceptable service terms.

R&D capabilityEvidence supports product-development capability: the supplier reports new products within the past year, offers ODM services, has an available SDK, and describes engineering support for preliminary drawings, private molds, and sample testing. These capabilities indicate active development support, although the limited stated R&D engineer experience constrains the strength of the assessment.

Production capacityThe supplier reports two production lines, automated production lines, a 5,000+ m³ factory, instructions that are uniformly followed for finished-product inspection, and experience serving building hardware applications. Its export share of 71%–90% and 18 years of exporting also indicate established production and international fulfillment experience.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also describes OEM execution, ODM co-development, and production of customized fasteners and complex hardware assemblies, providing direct evidence of broad customization scope.