China Conical Spring of Primary Suspension

1.Product Description
The chevron spring generally has three plates: upper, middle, and lower. The plates are vulcanized together with rubber in a "V" chevron shape, and are equally spaced. The chevron spring functions as a damper for the primary suspension and is installed between the axle box and bogie.

Passenger Bogie Parts Application
2.Advantages
Tedrail can design different varieties of chevron springs with different dimensions, installation angles, and mechanical properties.
·We utilize FEA analysis in order to find the optimal metal combining low weight and ability to meet performance requirements.
·Our structural design maximizes service lifetime, which can be more than 10 years.
·Tedrail 's rubber formulation ensures low creep of 15-20% over the lifetime of the product, and we will make a lifetime creep prediction to compensate for the compression of the rubber.
·We evaluate our products through various tests including static test, dynamic test, high and low temperature test, aging test, fatigue test, and creep test.
3.Testing Capabilities
Our technology center has a wide range of test capabilities including metal, rubber and elastomeric material tests, chemical products performance test, precision instrument analysis, vertical load test, vertical dynamic test, horizontal load test, friction coefficient test, creep test, shear adhesion test, shear ageing test, etc. The center is also equipped with finite element analysis software ANSYS, ABAQUS, and product design computer platforms UG and CAD equipment.4.Company Profile
Jiangsu Tedrail Industrial Co., Ltd located in Zhangjiagang, China. Our main products are: passenger car, car body, interior products and elastic element. We can provide design services as well as processing and production services. Our advantage is to reduce production costs with our scientific management, so as to provide customers with high quality and good price products.
We have a high-tech research and industrialization base for polymer composite materials and NVH technology with cutting-edge technological strength and worldwide operations.
With prompt response, reliable high-quality products for different industries and first-class R&D capabilities, we are an excellent supplier for global transportation solutions through innovations in concepts, technology and products.
5.Frequently Asked Questions:
1. Do Tedrail products support customization?
A: Our products support customization, we will design according to the actual needs of customers.
2. What are Tedrail's trade terms?
A: We generally support FOB, CIF and other trade terms.
3. What qualifications has Tedrail obtained?
Answer: We have obtained ISO9001, EN15085, IRIS and other certifications.
4. How to contact us?
A: Click contract supplier on the right to send your inquiry request, we will reply your email as soon as possible,
please pay attentionto your mailbox after sending inquiry request.