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[China]
Trade Verify
Address: No. 1, Keyuan Road, Baiyun District, Guangzhou,Guangdong,510540,China
Contact name:Linda Lin
GUANGZHOU GUOMAT AIR SPRING CO. , LTD |
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2B9-273 Goodyear Industrial Air Spring Flexible NO. 578922273 For
Weweler US6910F
OEM Original Equipment Manufacturer:
2B9-273 Goodyear Specifications and Technical Data
Goodyear: 2B9-273; 2B9 273; 12B9273
Goodyear Flex No.: 578-92-3- 202;57892 3; 578923202
Firestone:W01-M58-6183
ContiTech:FD 200-25 CI G 1/4
bellows type industrial air spring,
double scroll,
effective area 200cm square,
maximum stroke 25cm,
crimping pressure plate,
internal thread, G1/4 BSPP, offset
Manufacturer: Goodyear
Maximum inflation pressure
120 psi
Air inlet type
Metric
Air inlet
1/4"
series
C
Bellows type
Double convolution
weight
7.76 lbs
Manufacturer Part Number: 2B9-273
Technical Data:
Top cover diameter: 6.31 inches / 160 mm
Number of bottom pistons: 3090
Bottom cover diameter: 6.31 inches / 160 mm
Screw center distance: 89 mm
The distance between the nuts is 44.5 mm
Top cover screw (nut) teeth: 2pcsX M8
Bottom cover screw (nut) teeth: 2pcsX M8
Rubber bellows MAX diameter: 251 mm
Rubber bellows natural diameter 224 mm
Working stroke: up to 260 mm to MIN 75 mm
Air vent / air inlet: 1/4 NPT
How to Calculation For Pneumatics, Such as
• Mass To Be Lifted 2000 M (Kg)
• Desired Stroke 190 S Min (Mm)
• Number Of Air Springs 4 N
• Minimum Installation Height 190 H Min (Mm)
• Minimum Installation Diameter 500 D (Mm)
• Air Pressure 6 P (Bar)
Vibration isolation – dynamic characteristic values | |||||||
Pressure p [bar] | 3 | 4 | 5 | 6 | 7 | 8 | Vol. V [l] |
Force (Load) [kN] | 5.2 | 7.1 | 9 | 10.7 | 12.4 | 14.5 | |
Spring rate [N/mm] | 79.5 | 103 | 126.5 | 150 | 173.5 | 197 | 5.9 |
Natural frequency [Hz] | 2.0 | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | |
Pneumatic application – static characteristic values | ||||||||
Pressure p [bar] | 3 | 4 | 5 | 6 | 7 | 8 | Vol. V [l] | |
Height H [mm] | 230 | 4.21 | 5.7 | 7.2 | 8.73 | 10.3 | 12 | 6.4 |
200 | 5.8 | 7.78 | 9.74 | 11.7 | 13.8 | 15.9 | 5.7 | |
170 | 6.96 | 9.3 | 11.7 | 14.1 | 16.5 | 19 | 5 | |
140 | 7.86 | 10.5 | 13.2 | 15.8 | 18.5 | 21.3 | 4.1 | |
110 | 8.52 | 11.4 | 14.2 | 17.1 | 19.9 | 22.9 | 3.4 | |
80 | 9.07 | 12 | 15 | 18 | 21 | 24.1 | 2.5 | |
