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Chain Concealed Door Closer for 40kg Door
US$1.00-20.00
500 Pieces
Sample price:US$18.00/piece.Request sample
Product profile
Customization
AvailableType
110 DegreeFinish
Stainless SteelModel NO.
SG-DC001Material
BrassName
Chain Concealed Door Closer for 40kg DoorAngle
110 DegreeDoor Weight
50kgFittings/Box
1 Piece Spanner and 40 Piece Ss ScrewsTransport Package
White Inner Boxes, Yellow-Brown Outer Cartons forSpecification
160*28**28*32mmTrademark
SGOrigin
ChinaProduction Capacity
10000piece/PiecesKey features
5-Year Warranty: Free replacement for any defective closer due to manufacturing faults or material defects.
High Durability: Tested to withstand 500,000 cycles of operation.
Stainless Steel Finish: Constructed from brass with a durable stainless steel finish.
Suitable for Heavy Doors: Designed for doors up to 50kg weight and 940mm width.
110 Degree Opening: Optimized for door openings up to 110 degrees.
Complete Installation Kit: Includes 1 piece spanner and 40 pieces of stainless steel screws.
OEM/ODM Service: Customization services available for brand and design.
Fast Delivery: Delivery time ranges from 5 to 30 days depending on stock availability.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤6.05h
AI-Powered supplier vetting
SummaryDongguan Shengang Precision Metal & Electronic Co., Ltd. is a China-based limited trading/manufacturing company established in 2007, with a stated founding description also referring to February 2000. It operates from Dongguan, Guangdong, with 117 employees, a 5,550 m² manufacturing plant, six production lines, and 5 R&D engineers. Its product range centers on door and window hardware, including hinges, locks, handles, closers, stoppers, and sliding or folding-door fittings. The supplier reports ISO 9001:2015 certification, OEM/ODM cooperation, international export coverage, and sales in Europe, America, Southeast Asia, and the Middle East. Production-management and technical capabilities are supported by stated equipment, engineers, quality-control personnel, and testing activities. However, the provided information does not substantiate after-sales procedures, financial strength, specific customer cases, or measurable customization performance.
Supplier typeThe supplier is identified as a China-based limited company and trade company, while its descriptions also characterize it as an international manufacturer integrating R&D, production, and sales of door and window hardware. This indicates a combined trading and manufacturing profile rather than a purely trading entity.
CertificationsThe supplier explicitly reports holding an ISO 9001:2015 certificate for its management system. This is direct evidence of a recognized quality-management certification, although the scope and validity details are not provided.
R&D capabilityThe supplier reports advanced production equipment, leading production technologies, 5 R&D engineers, mold-making and product-testing activities, and multiple product types including adjustable concealed and casement hinges. These statements directly support active technical development and product innovation capability.
Production capacityThe supplier reports a 5,550 m² manufacturing plant, six production lines, advanced equipment, production technologies, dozens of production staff, quality-control personnel, and a production-management system. Its stated product scope and broad export markets further indicate established operating capacity.
Customization capabilityThe supplier states that its engineers conduct R&D, mold making, production and processing, and product testing, and that it cooperates with international brands through OEM and ODM. These activities explicitly support customization capability, although no customization examples, minimum quantities, or technical limits are specified.
Product Q&A
Q:Are you trading company or manufacturer?
A:
We are factory.
Q:How long is your delivery time?
A:
Generally it is 5-10 days if the goods are in stock. or it is 15-30 days if the goods are not in stock, it is according to quantity.
Q:Do you provide samples? is it free or extra?
A:
Yes, we could offer the sample for but need to pay the sample expense and freight payable.
Q:What is your terms of payment?
A:
Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
Q:What is the warranty period?
A:
5 Years A Free Replacement Ex-Works Of Any Closer Proved Defective By Reason Either Of Faulty Manufacture or Defect in Material.
Send Inquiry
*To:Dongguan Shengang Precision Metal & Electronic Co., Ltd.
Dongguan Shengang Precision Metal & Electronic Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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