Security Stud Stainless Steel Ball Bearing Door Hinge (HS 540F SS, 543-4BB SS)

Name: Security Stud Stainless Steel Ball Bearing Door Hinge (HS 540F SS, 5*4*3-4BB SS)
Brand: WITHSAFE HARDWARE CO., LTD
SKU: 733323865

Zhejiang, ChinaWITHSAFE HARDWARE CO., LTD

Security Stud Stainless Steel Ball Bearing Door Hinge (HS 540F SS, 5*4*3-4BB SS)

US$2.10

500-999 pairs

US$2.00

1,000+ pairs

Sample price:US$2.10/piece.Request sample

Product profile

Customization

Available

Type

270° Hinge

Finish

SSS

Model NO.

HS 540F SS, 5*4*3-4BB SS

Material

Item No

5*4*3-4bb Ss

Color

SSS

Size

5''*4''*3mm

Function

Internal and External Application

Transport Package

Box

Specification

Trademark

WITHSAFE / OEM

Origin

China, Wenzhou

HS Code

830210000

Production Capacity

100, 000PCS/Month

Key features

Versatile Material Options: Available in Stainless Steel 201, 304, and Iron to meet diverse project needs.

Premium Finish Choices: Offers SSS, SN, AB, AC, Satin, and Polish stainless steel finishes for aesthetic flexibility.

270-Degree Rotation: Features a 270-degree hinge design suitable for both internal and external applications.

Custom Design Service: Provides different designs according to customers' specific requirements and branding needs.

100% Quality Inspection: Conducts 100% inspection during production to ensure guaranteed quality and defect-free goods.

Company profile

WITHSAFE HARDWARE CO., LTD

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2011-08-12Nearest Port: NINGBO,SHANGHAIAverage Response Time: ≤6.33hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryWITHSAFE HARDWARE CO., LIMITED is a China-based limited company in Zhejiang, described as both a trading company and manufacturer/factory, specializing in door locks and hardware systems for more than 10 years. Its product range includes door locks, handles, cylinders, hinges, bolts, stops, and related hardware. The supplier reports ISO 9001, ISO 20000, and QC 080000 certifications, three production lines, 6–10 quality-control staff, and annual output of 300,000 sets. It exports to multiple global regions, with exports representing 90% of total sales. Evidence supports established export operations, relevant manufacturing capacity, and documented management certifications. However, the provided information does not sufficiently verify after-sales procedures, financial credibility, customization services, or identifiable customer cases. Innovation evidence is present but limited to product updates, designs, and automated knob-lock equipment.

Supplier typeThe supplier is identified as a limited company in Zhejiang, China, and is described both as a trading company and manufacturer/factory. Its stated specialization is door locks and door hardware systems, with more than 10 years of industry involvement.

CertificationsThe supplier reports holding ISO 9001, ISO 20000, and QC 080000 management-system certifications. These are explicit certifications in the provided information, although certificate scope, issuing bodies, and validity dates are not supplied.

R&D capabilityEvidence of innovation includes innovative styles, unique packaging, quickly updated products, and the stated use of automated knob-lock production equipment. However, the reported R&D engineer experience is under five years, and no information is provided on patents, dedicated R&D investment, or a formal innovation pipeline.

Production capacityThe supplier reports three production lines, 6–10 quality-control staff, annual production of 300,000 sets of door and furniture hardware, and automated knob-lock production equipment. It also states one-month off-peak lead times and two-to-three-month peak-season lead times, indicating established production operations, although capacity utilization and independent verification are not provided.

Product Q&A

Q:What is the MOQ?

Our MOQ is 1000 sets (or pieces) with white box. For custom branding with colored boxes, the MOQ is 3000 sets (or pieces).

Q:What is the delivery time?

Usually 30 days to make goods ready. For first cooperation, it takes 40-60 days due to package and logo confirmation. Chinese New Year holiday is excluded.

Q:What are the payment terms?

We accept T/T (30% advance, balance before shipment), Cash, and L/C at sight.

Q:What are the price terms?

Price terms include FOB, CNF, CIF, and EXW, depending on customer requirements.

Q:How do you handle quality issues?

We perform 100% inspection. If defective products are found, please provide detailed pictures. We will resend goods or refund after verification.