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Stainless Steel Double Column Silent Heavy Duty Casement Window Adjustable Hinge for Windows
US$0.20-0.90
500 Pieces
Sample price:US$0.72/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
10 YearsType
90° HingeFinish
Powder CoatingMaterial
Stainless SteelFeature
Easy to Install and DurableTest Open-Close Times
More Than 50000 TimesSample Time
Within 3-5 DaysDelivery Time
20-25 Working DaysPayment
30% Deposit, 70% Balance Before Delivery by T/TTransport Package
CartonSpecification
8" 10" 12" 14" 16" 18"20"22"24"Customized SizeTrademark
OEMOrigin
GuangdongProduction Capacity
10000000000Key features
Durable Stainless Steel: Constructed from SUS304 stainless steel for long-lasting performance.
High Cycle Life: Tested to open and close more than 50,000 times.
10-Year Warranty: Comprehensive 10-year warranty coverage for peace of mind.
Customized Sizes Available: Available in sizes from 8 to 24 inches with custom options.
Powder Coating Finish: Durable powder coating finish for enhanced aesthetics and protection.
OEM Service: Professional OEM service available for major overseas organizations.
Easy Installation: Designed with steel slide and copper positioning screw for easy installation.
Established Manufacturer: Factory with over 29 years of experience in hardware manufacturing.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service AvailableExport Year: 2010-05-01 CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤11.55h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryZhaoqing Deweili Construction Hardware Co., Ltd. is a China-based limited company established in 2017 and located in Gaoyao District, Zhaoqing, Guangdong. The supplier focuses on architectural aluminum door and window hardware, including friction stays, handles, hinges, locks, transmission rods, and related systems. Evidence indicates an integrated R&D, production, and sales operation, with five production lines, a 12,000 m² manufacturing plant, 79 employees, and 6–10 quality-control staff. The company reports OEM service experience, exports to more than 30 countries and regions, and lists Southeast Asia and the Middle East as primary export markets. Its stated quality system covers multiple production stages, but no formal certifications are identified. Evidence is insufficient to assess financial credibility, after-sales capability, or the scale of customization beyond OEM service claims.
Supplier typeThe supplier is identified as a limited company and is described as a technology-oriented enterprise integrating R&D, production, and sales, while the basic information also labels it as a trading company. Its product scope is concentrated in construction hardware and door and window systems.
R&D capabilityThe supplier explicitly describes R&D capability, continuous improvement and innovation, advanced technology, and a professional technical team. It reports five years of total R&D engineer experience, but no patent, new-product, testing, or documented innovation-output data is supplied.
Production capacityThe supplier reports five production lines, a 12,000 m² manufacturing plant, a stated production base, and quality controls spanning casting, stamping, injection molding, surface treatment, assembly, inspection, and packaging. It also claims strong production capacity and a workshop exceeding 15,000 square units in its description, although the stated facility sizes are inconsistent.
Customization capabilityThe supplier explicitly reports long-term OEM services for overseas door and window accessory sales organizations and offers multiple hardware and system products. The information does not specify customization scope, engineering-development procedures, minimum order quantities, tooling capability, or sample lead times.
Client casesThe supplier claims OEM service for many overseas famous door and window accessory sales organizations and states that its brand network reaches more than 30 countries and regions. Southeast Asia and the Middle East are listed as primary export markets, but no named customers, project references, or independently verifiable case details are provided.
Product Q&A
Q:Are you a trading company or manufacturer?
A:
We are factory that have more than 29 years experience on this part.
Q:What is the minimum quantity?
A:
The MOQ is 500PCS, but sometimes according to specific product.
Q:Can you make customized products?
A:
Yes, customized product is available.
Q:Can I get the free sample?
A:
Of course,we can send the free sample and catalogue to you,but we don't pay for the delivery fee.
Q:How long is your delivery time?
A:
Generally 15-30 days, it is according to quantity.
Send Inquiry
*To:
Zhaoqing Deweili Construction Hardware Co.,Ltd.
Zhaoqing Deweili Construction Hardware Co.,Ltd.*Content:
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