Набор кистей для акварельной акварели
0,55 $ - 0,95 $
3 4 дюйма Двойное действие Пружинные дверные петли сверхмощные Качели 360 градусов шарнир из нержавеющей стали
- Категория: >>>
- Поставщик: Zhongshan Yuanhang Hardware Manufacturing Co. Ltd.
Сохранить в закладки 1600874626757:
Описание и отзывы
Характеристики
Complete Production line
OEM for multi-international company and famous national business.Our comany could offer more than 200 types hot selling hardware products.
International Certification
Company has international standards production line. You can cooperate
with confidence.Cooperation is guaranteed.
Customers Online Quick Response
Implement your creative design
Provide a variety of customized services.Beside, our team has good invention and production capacity.
Provide a variety of customized services.Beside, our team has good invention and production capacity.
YONGHANG -The Good Business Partner You Looking For
Develop and Optimize our products and services. Create new hot sales high quality products
Long-term relationship with customers. Aiming To Be your long-term reliable working partner.
This is manufacturer from Zhongshan China, we are specialised in producing on door hardware,
including but not limited to stainless steel hinge, spring hinge, hydraulic soft closing hinge, door bolt,
auto bolt, door catcher, tool holder etc. Since we are the direct factory, we have more than 20 years experience,
we are able to give professional advice and design service. If you have any special requirements,
please do not hesitate to contact us.
Product Description
Name | 3inch-Double Action Spring door hinge |
Material | Stainless Steel 201/304/316 |
Feature | 1.Self-closing hinge 2.Long Life stainless steel |
Thickness | 2.0mm/2.5mm/3.0mm |
Finish | Silver Color/Matte Black/ Bronze/Dark Bronze/Gold/ |
Connect | TEL:86-13823936085 E-mail: sales01@yonghang-hardware.com |
Capacity | 250lbs |
Description of Patent
Patent abstract of YONGHANG self-closing door hinge of our company
The utility model discloses an automatic door closinghinge. The shaft holes at the two ends of adjacent hingeplates are rotatablyconnected with each other through afixed shaft and a rotating shaft; the fixed shaft and therotating shaft are respectivelyT-shaped and cross-shaped; the large head post on the upper part of thefixed shaft and the large head post on the middle part ofthe rotating shaft are respectively connected withrespective hinge plate fixedly; a torsion spring isarranged in the shaft hole
between the fixed shaft andthe rotating shaft; the two ends of the torsion spring arerespectively connected with the small head post on thelower part of the fixed shaft and the small head shaft onthe upper part of the rotating shaft; the small head poston the lower part of the rotating shaft is inserted into theshaft hole of the other hinge plate; a shell sleeve isarranged in the hinge plate corresponding to the smallhead post on the lower part of the rotating shaft; aplurality of resistance moving pieces and a plurality ofresistance fixed pieces which are distributed in astaggered way in pairs and in frictional contact with eachother are sleeved out of the small head post on the lowerpart of the rotating shaft; the resistance moving piecescan rotate along with the rotating shaft; and theresistance fixed pieces are limited and positioned by theshell sleeve. The automatic door closing hinge is low inproduction cost, long in
The utility model discloses an automatic door closinghinge. The shaft holes at the two ends of adjacent hingeplates are rotatablyconnected with each other through afixed shaft and a rotating shaft; the fixed shaft and therotating shaft are respectivelyT-shaped and cross-shaped; the large head post on the upper part of thefixed shaft and the large head post on the middle part ofthe rotating shaft are respectively connected withrespective hinge plate fixedly; a torsion spring isarranged in the shaft hole
between the fixed shaft andthe rotating shaft; the two ends of the torsion spring arerespectively connected with the small head post on thelower part of the fixed shaft and the small head shaft onthe upper part of the rotating shaft; the small head poston the lower part of the rotating shaft is inserted into theshaft hole of the other hinge plate; a shell sleeve isarranged in the hinge plate corresponding to the smallhead post on the lower part of the rotating shaft; aplurality of resistance moving pieces and a plurality ofresistance fixed pieces which are distributed in astaggered way in pairs and in frictional contact with eachother are sleeved out of the small head post on the lowerpart of the rotating shaft; the resistance moving piecescan rotate along with the rotating shaft; and theresistance fixed pieces are limited and positioned by theshell sleeve. The automatic door closing hinge is low inproduction cost, long in
service life, wide in application.and suitable to be installed and used on a left-openingdoor, a right-opening door and a free door.
Silver SS304 concealed hinges hidden door hinge smart solf close door hinges with security pin
Reversible adjustable Soft Closing Stainless Steel Spring Door Hinges for Commercial Doors hinge hardware
Thickness:
2.0mm/2.5mm/3.0mm
Great hardness
2 types of
normal holes shapes
Contact for special holes design
Contact for special holes design
Standard square corner
or 5/8 radius round corner
Customised 1/4 or others radius corner
Customised 1/4 or others radius corner
Installation Cautious
Contact customer service
For Free Engineer consultant, free door hinge design and free samples.
For Free Engineer consultant, free door hinge design and free samples.
Related Products
Our Advantages
Scientific production process
CAD design - Abrasive tool - Sample - finished product test -Punching-Machining - Polishing - Installation - Packaging.
Every production process is strictly based on drawing to produce and examine every process.Every production process with individual installation standard and quality supervisor.
More than 5 times examination
There are total 5 times of quality examination for production process, extra examination for finishes products and package. But we did not add those costs to customers, it ensures the quality of the products in a competitive price.
High standard stainless steel
Strictly follow the National industry standard, every batch material comes with examination reports to control the quality of the material.
Bulk Purchase material benefits
We get cheaper material price since we purchase more than one year usage to ensure the product price stable.
Auto-electroplate production line
A self-own electroplate production line, ensure the costs are low with high quality finish. Produce most of the accessories to reduce the costs even further.
Automatic production equipments
Factory apple many automatic machines, auto-punching, reduces labour costs to be more price competitive.
Heavier than Normal Iron Hinge
Our hinge weights 252.0g, durability and capacity
is better than the normal ones.
Applicable to Commercial & Household Hinge Project
Suitable for hotel, school, hospital, public facilities and office etc.
Detailed Images
4 Ball Bearings Design
With great quality lubricating
oil Ensure operates silently
You can choose to customize
2 or 4 ball bearings
Individual anti-water
and scratch PP material
bag for each hinge
2 PCS hinges/box
Including Stainless steel
screws in a seperate package
Color door hinge with screws of the same color, beautiful and practical
The quality of the spring is a key element of the hinge life cycle.
Our engineers have CAD & design Certificates and more than 15 years design experience.We also specialised in using dynamics and mechanical structural knowledge to design
the structure of the hinge which improves
the life cycle of the hinge.
In addition, we had patent in the hinge structure.
Specialised in hinge structure development.
Mature metal & spring heat processing, stable spring quality to avoid breakage, extend the life cycle of the hinge.
Ball Bearing design with 10 lubricate stainless steel balls, pin design with special damping oil lead to hinge operates smooth & silently.
Certificate
Door Hinge Patent Report
Door Hinge Weight Test Report
Salt Spray Test Pass Report
Company Introduction
Packing&Shipping
FAQ
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 20-35 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 free charge but do not pay the cost of freight.
Q:Could you customised for new product and package?
A:Yes we have professional engineer team to help design the new products and also able to provide custom packing according to your needs.
A:Yes we have professional engineer team to help design the new products and also able to provide custom packing according to your needs.
Q: What is your terms of payment ?
A: Payment<=1000 USD, 100% in advance. Payment>=1000 USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
If you have another question, pls feel free to contact us.
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