Huzhou Zhonghang Roll Co., Ltd. has been manufacturing of high-quality Metallurgical Rolls Since 1992.
Our company specializes in customizing Cast Rollers and Rings to meet your specific needs.
We offer a variety of material options, including 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.
Trust us to provide the perfect solution for your application.
Experience the unparalleled strength and durability of the Zhonghang Roll SGV Alloy Ductile Iron Roll. Crafted with high strength (SG), these rolls are designed to meet the rigorous demands of the steel industry, ensuring superior performance and longevity.
The working layer of our premium alloy ductile iron rollers boasts a meticulously engineered cold hard layer, embedded with a fine dispersion of globular graphite. This unique composition endows the rollers with exceptional hardness, balanced with a strategically maintained low hardness for optimal performance. Revel in the unparalleled roller strength, superior temperature resistance, and remarkable accident resistance that set our products apart in the industry.
1.Product Name: Alloy Ductile Iron Roll
2.Product Material: SGV
3. Chemical Composition
| National Standards |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Mo |
Mg |
| Code No. |
| SGII |
2.9-3.6 |
0.8-2.5 |
0.4-1.2 |
≤0.25 |
≤0.03 |
0.2-1.6 |
- |
0.2-0.6 |
≥0.04 |
| SGIV |
2.9-3.6 |
0.8-2.5 |
0.4-1.2 |
≤0.25 |
≤0.03 |
0.2-1.6 |
0.5-1.0 |
0.2-0.8 |
≥0.04 |
| SGV |
2.9-3.6 |
0.8-2.5 |
0.4-1.2 |
≤0.2 |
≤0.03 |
0.3-1.2 |
1.01-2.0 |
0.2-0.8 |
≥0.04 |
4. Physical Property
| Physical Property |
Application |
| Code No. |
Roll Barrel Hardness(HSD) |
Roll Neck Tensile Strength(N/mm2) |
| SGII |
50-70 |
≥320 |
Rod and Wire, Section Steel Mill Roughing mill stand, medium mill stand |
| SGIV |
55-70 |
≥320 |
Rod and Wire, Section Steel Mill Roughing mill stand, medium mill stand |
| SGV |
60-70 |
≥320 |
section steel, rod and wire medium mill. |
5. Application:
Designed for optimal performance in Rod and Wire production,
Ideal for use in Section Steel Mill Roughing Mill Stands,
Versatile for Section Steel Mill Roughing Mill Stands and Medium Mill Stands, ensuring superior durability and efficiency.
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.
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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