Zibo Fever International Trading Co., Ltd. |
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High Speed Steel Rolls (Centrifugal Cast Compound) For Industral
Product Description:
It is high-carbon steel in which outer layer contains Cr, Mo, W, V, Ni and Nb, and the complicated carbide structures are embedded in tempered martensite structures for controlling carbon content and comprehensive heat treatment, and optimizing wear resistance and heat fatigue resistance. And the oxide film structure on the surface keeps residual stress value lower.
Mechanical Properties | Values |
Hardness of roll surface | HSD70~95 |
Hardness of roll neck | HSD35~48 |
Tensile strength of core | ≧450Mpa |
Chemical composition % | |||||||
C | Si | Mn | Cr | Mo | W | V | Nb |
1.4~2.4 | 0.4~0.8 | 0.2~0.8 | 3.0~7.0 | 1.8~7.0 | 1.0~4.0 | 2.0~7.0 | 0.5~5.0 |
Applications: High-speed steel centrifugal composite roll is widely applicable to hot-rolled strip steel working roll F1-F3 mills, pre-finish rolling frames of high-speed wire mills and bar finish rolling split frames.
About Us
Zibo Fever International Trade Co., Ltd. was established in 2017. Our company is mainly engaged in the import and export business of machinery and equipment project products, and provides long-term equipment spare parts and auxiliary materials for the steel and ceramic factories.
FAQ
1. Do you have after sales support?
Yes, we are happy to give advice and we also have skilled
technicians available across the world. We need your machines
running in order to keep your business running.
2. How long the machine could be made?
Normally speaking, all the machines could be made without 45
working days. But if you need machines in a hurry, we can make it
for you less than a month.
3. What can you do if the machine broken?
Our machine's warranty period is 12months, if the broken parts
can't repair, we can send the new parts replace the broken parts
freell, but you need pay the express cost yourself. if after
warranty period, we can through negotiation to solve the problems,a
nd we supply the technical support for the whole life of the
equipment.
4. Can you be responsible for transport?
Yes, please tell me the destination port. We can help you to do the
shipping if you need. we have rich experience in transport. We can
give you the cheaper freight and send the machien to your country
port.