Earthquake Resistant Rubber Bearing - Circle Type

Earthquake Resistant Rubber Bearing - Circle Type


Negotiable Min Order Quantity Unit

Required Quantity
Place of Origin
South Korea
Brand name
DK ERB-C
Payment Terms
L/C
Production method
Negotiable
Shipping / Lead Time
Negotiable / Negotiable
Keyword
bridge bearing, rubber bearing, bridge elastomeric bearing, circle type bridge bearing
Category
Bearings , Other Bearings

DAEKYOUNG INDUSTRIAL

Membership
VIP
Country / Year Established
South Korea South Korea / 1982
Business type
Manufacturer
Verified Certificate

6

DUNS

ISO

Product name Earthquake Resistant Rubber Bearing - Circle Type Certification -
Category Bearings
Other Bearings
Ingredients -
Keyword bridge bearing , rubber bearing , bridge elastomeric bearing , circle type bridge bearing Unit Size -
Brand name DK ERB-C Unit Weigh -
origin South Korea Stock -
Supply type - HS code 7308909000

Product Information

Earthquake Resistant Rubber Bearing - 'ERB PLUS - CIRCLE'

 

At present bearing design, elastomeric beaing is classified with fixed, one directional, 

multi directional by wedge direction, But it seemed that the classification is not necessary in elastomeric bearing.

By applying with circular shape for bearings, it is possible to improve workability, economic efficiency, structural stability, aesthetics.

 

▶ Current design and problems 

-Current design : At present, the elastomeric bearing is designed, manufactured and tested according to Korean Industrial Standard KS F4420, and its direction is distinguished by installing a wedge.

-Usual : The temperature load and the wind load are designed to resist the elastic support provided with the wedge. However, if the wedge is detached, it is different from the structural calculation at the time of design, and unnecessary base replacement occurs.

-When an earthquake : Assuming that the wedge is detached during the calculation of the structure, it is designed only by the rigidity of the rubber, regardless of the presence or absence of the wedge. However, if the wedge does not fall, the structural calculation and the actual behavior of the structure will be different.

 

- this bearing is manufactured based on the KS F4420.
- it is prevent slip out of elastomeric pad due to it is preduced in one-body type.
- prevent roll-over due to shear deformation.
- no damage to elastomeric pads by the wedge when earthquake occurs.
- integrating the upper, lower plates with the elastomeric pad.
- prevent corrosion of lower plate by molding with vulcanized rubber.
 
 
 

▶ Improvement effect 1

- Since there is no wedge, the size of bearing is reduced, which maximizes economic efficiency and reduces maintenance cost.

-Minimized size easily makes an edge distance thus coping width of substruvture is reduced and construction costs are saved.

 

▶ Improvement effect 2

-There is no stress concentration on the corner of the support, and the flexibility of displacement is maximized.

 

 

 

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▶ ERB-C expected effect

-Removal of wedge and expansion joint Unification

-Eliminating the unnecessary wedge of the elastic bearing can reduce the construction cost by applying all the omnidirectional support. In addition, the expansion joint is generated from the center of the girder, and by using the expansion joint of the same standard, it is possible to reduce the construction cost by reducing the use of a large standard expansion joint in the case of multi span.

 

-Shrinkage of the bottom structure due to reduced bearing size
-By removing the wedge, it is possible to reduce the base size basically, and accordingly, it is possible to reduce the cross section of the coping.
-Other benefits include slimmer piers, increased aesthetics, and flexibility in design and construction.
 
*also Other features are the same as the basic elastic bearing (ERB +).
 

 

 

 

B2B Trade

Price (FOB) Negotiable transportation -
MOQ Negotiable Leadtime Negotiable
Payment Options L/C Shipping time Negotiable

DAEKYOUNG INDUSTRIAL

Country / Year Established
South Korea South Korea / 1982
Membership
VIP
Business type
Manufacturer

6

DUNS

ISO

President
JUNG HA HEE
Address
Deogyang-gu, Deogyang-gu, Goyang-si, Gyeonggi-do, Korea
Product Category
Other Bearings
Year Established
1982
No. of Total Employees
1-50
Company introduction

DAE KYOUNG INDUSTRIAL was founded in 1982 with bridge bearings include isolators and bridge expansion joint. Over 30 years, many products are developed and supplied to many construction sites. 

Also we have branch office in Vietnam and Brunei.

If you have any inquire, please mail me whenever. 

Thank you.

Main Markets

Brunei Brunei

Indonesia Indonesia

Viet Nam Viet Nam

Factory Information

Daekyoung Industrial Co., Ltd

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