Huzhou Zhonghang Roll Co.,Ltd. have manufacturing Metallurgical Rolls since 1992.
The products cover HSS Rollers, Ductile Iron Rolls, SGP Rollers, SGA Rollers, IC Rollers, CC Rollers, HCr Rollers, AD Rolls, AS Rolls and GS Rolls and other 20 different Rollers and Rings.
Products application: below Steel Mill Rolling production lines of Rough Rolling, Intermediate Rolling, Finishing Rolling
1. High-Speed Wire & Rod Mill,
2. Rod & Wire Mill,
3. Narrow Strip Mill,
4. Medium Strip Mill,
5. Section Mill,
6. Other Rolling Mills
Company Profile
The High Chromium Composite Roll (HCr I) for Cold Rolling Mill, Temper Mill Roll and Roll Ring
Product Description
The high chromium composite roll contains chromium alloy 6-25%, and the core is high strength nodular cast iron.
According to the difference of carbon content, the products are divided into high chromium cast steel roller and different cast iron roller.
1.Product Name: High Chromium Composite Roll
2.Product Material: HCr I
Product Parameters
3.Chemical Composition
| National Standards |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Mo |
V |
| Code No. |
| HCr I |
2.30-3.30 |
0.3-1.00 |
0.5-1.2 |
≤0.10 |
≤0.05 |
12.00-15.00 |
0.7-1.5 |
0.7-1.5 |
0.00-1.6 |
| HCr II |
2.30-3.30 |
0.3-1.0 |
0.5-1.2 |
≤0.10 |
≤0.05 |
15.01-18.00 |
0.7-1.5 |
0.7-1.5 |
0.00-1.6 |
| HCr III |
2.30-3.30 |
0.3-1.0 |
0.5-1.2 |
≤0.10 |
≤0.05 |
18.01-22.00 |
0.7-1.5 |
1.51-3.0 |
0.00-1.6 |
4.Physical Property
| Physical Property |
Application |
| Code No. |
Roll Barrel Hardness(HSD) |
Roll Neck Tensile Strength(N/mm2) |
| HCr I |
60-75 |
≥350 |
Hot strip steel, vertical roll, temper mill roll, medium plate mill, cold strip steel rolling mill, Section steel universal mill roll ring |
| HCr II |
65-80 |
≥350 |
| HCr III |
75-90 |
≥350 |
5.Application:
1). Cold Rolling Mill,
2). Temper Mill Roll and Roll Ring
Certifications
Packaging & Shipping
Our Advantages
Why Choose Us:
- Standard management makes us the rolls records are documented and so the roll quality can be traced at any time.
- 30+ years manufacturing experience make us research and development on rolls more and deeper in this field.
- Different roller customization is charged by technology team.
- From raw material to final finished roll, we produce rolls by ourselves.
- We have own steel factory to test new products, if test ok, we will put into mass production.
FAQ
Q: What is your response time for inquiries?
A: We will respond to your inquiry within 1 hour.
Q: Are you a manufacturer?
A: Yes, we have been a direct manufacturer of Cast Rollers for over 30 years.
Q: What kinds of rollers do you manufacture?
A: We specialize in producing HSS rollers, Ductile Iron Rolls, SGP rollers, SGA rollers, IC rollers, CC rollers, HCr rollers, AD rolls, AS rolls, GS rolls, and over 20 other types of Rollers and Rings.
Q: In which applications are Cast Rolls used?
A: Cast Rolls are primarily used in High-Speed Wire & Rod, Rod, Narrow Strip Steel, Medium Strip Steel, Section Steel, and various Rolling Mills for Rough Rolling, Intermediate Rolling, and Finishing Rolling Steel production lines.
Q: Do you offer custom rollers and rings?
A: Yes, we can customize rolls based on your drawings and specific requirements.
Q: Can you recommend suitable rolls based on specific needs?
A: Absolutely, we are pleased to recommend the most suitable rolls for your requirements.
Q: Is it possible to place a trial order to start the business?
A: Yes, we accommodate trial orders without any problem.
Q: How do you ensure the quality of the rolls?
A: We conduct multiple inspections to guarantee the quality of our products.
- Raw material inspection
- Inspection at each stage of production
- 100% finished product inspection
Q: How are the rolls packaged?
A: Rolls are packed using three layers of plastic wrapping and then secured on an iron frame.
Q: How are the rolls shipped?
A: Typically, rolls are shipped by sea from the ports of Shanghai or Ningbo.
Q: Which countries do Zhonghang Rolls export to?
A: Our products are primarily exported to the United States, Russia, Japan, Spain, Malaysia, Turkey, South Korea, and over 10 other countries worldwide.
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