Introduction
→Used in stiffness property test for the air springs used for railway passenger train, CRH train, subway, urban train, monorail, magnetic suspended railway, etc.
→Used in test of vertical load, vertical deformation, vertical stiffness, vertical loading cycles, etc.
→Used in test of horizontal load, horizontal stiffness, horizontal displacement, horizontal loading cycles, etc.
→Used instiffness property test for auxiliary spring.
→300kN Air Spring Horizontal Stiffness Testing Machine
→300kN Air Spring Transverse Stiffness Testing Machine
→300kN Air Spring Two Dimensional Stiffness Testing Machine
Test Standards
→BS EN13597 Railway applications-Rubber suspension components-Rubber diaphragms for pneumatic suspension springs
→BS EN13913 Railway applications-Rubber suspension components-Elastomer-based mechanical parts
→JIS E 4710 Railway rolling stock-Rubber vibration isolators-General requirement
→JIS E 4206 Spring Rigging for Railway Rolling Stock
→JIS K 6385 Testing methods for rubber vibration isolators
Specifications
ASST 300 Air spring Vertical Load System |
|
Max. Vertical load capacity |
±300kN |
Load accuracy |
≤±0.5% |
Measuring range of load |
1%~100%FS |
Load resolution |
1/±300000F.S |
Vertical compression test space |
≥1200mm |
Test span |
≥900mm |
Vertical loading speed |
0.001~600mm/min |
Vertical displacement resolution |
0.01mm |
Upper and lower platens for vertical load |
Specially designed groove and sectorial lines |
Vertical loading frequency |
≥0.2Hz |
Air spring Horizontal(Transverse) Load System |
|
Max. Horizontal (ransverse) load capacity |
±50kN/±100kN |
Load accuracy |
≤±0.5% |
Measuring range of load |
2%~100%FS |
Load resolution |
1/±300000F.S |
Stroke of horizontal (transverse) displacement |
≥1000mm |
Horizontal (transverse) Loading speed |
0.001~1000mm/min |
Horizontal (transverse ) displacement resolution |
0.01mm |
Horizontal (transverse) loading frequency |
≥0.2Hz |
Air spring Air pressure System |
|
Air pressure resolution |
0.0001Mpa |
Air injection mode |
Three kinds |
Air pressure pipeline system |
Airtight, withstand high voltage |
300kN Air spring Stiffness Testing Machine |
|
Power voltage |
380V±10% 50Hz |