Brief Introduction of HSS Roll
High-speed steel (HSS) rolls epitomize the pinnacle of metallurgical innovation, serving as indispensable assets in the steel industry, especially in rigorous hot rolling operations. Celebrated for their remarkable wear resistance, unrivaled high-temperature hardness, and exceptional thermal fatigue endurance, these rolls are meticulously engineered with a sophisticated blend of alloy elements such as tungsten (W), molybdenum (Mo), vanadium (V), and chromium (Cr). This expertly crafted composition endows HSS rolls with an extraordinary level of durability and performance, far exceeding the limitations of traditional cast iron and cast steel alternatives, thus setting a new standard in roll technology..
The integration of high-speed steel rolls revolutionizes steel manufacturing processes, offering a significant leap in operational efficiency. This innovation drastically cuts down maintenance expenses while simultaneously elevating the quality of the final steel products, ensuring manufacturers not only meet but exceed industry standards and expectations.
Physical Characteristics: Explore the robust nature and resilient features that define our high-performance steel rolls, ensuring longevity and efficiency. Parameter Details: Discover the comprehensive breakdown of our product's specifications, highlighting the meticulous details that set our steel rolls apart in the industry.
| |
Normal |
Enhanced |
High Strength |
Slitting |
Dogbone |
| Roll Specification |
Ø280 - Ø850 |
| Density |
7.6 g/cm³ |
7.8 g/cm³ |
8 g/cm³ |
7.6 g/cm³ |
7.6 g/cm³ |
| Casting |
Centrifugal Casting |
| Heat Treatment |
HBW Patented |
| Hardness |
General: 82-89HSD
Different range based on stands73-77HSD |
73-77HSD |
79-83HSD |
| Hardness Drop |
≤3HSD |
| Rolling Temperature |
780ºC-1100ºC |
| Pass Life |
4-5 times than CI Rolls |
1.3 tims than
HSS Normal |
1.5 tims than
HSS Normal |
24-32 hours Continue Rolling (2-3 times than High-boron Rolls) |
| Dressing |
1.0-1.5mm |
| Use Periods |
8-10 Cycles |
| Application |
Intermediate and Finishing stands in bar mill
Fours stands before pre-finishing stands in wire mill
Hot strip and plate steel working rolls
Section steel universal mill |
Slitting stand in
bar mill |
Dogbone stand in
bar mill |
Comprehensive Physical Properties: Unveil the full spectrum of physical attributes of our rolls, engineered for optimal performance in high-stress environments.
| Properties |
Barrel |
Core |
| Tensile Strength(N/mm²) |
≥700MPa |
≥450MPa |
Compressive Strength |
≥2500MPa |
|
Chemical Analysis (Proportions vary by HSS Grade): Dive into the detailed chemical composition tailored to each HSS grade, ensuring superior performance and adaptation in various applications.
HSS Standard: Introducing our benchmark standard in High Speed Steel, crafted for excellence and reliability in the toughest rolling applications.
| |
HBW Patented Chemical Composition (%) |
| HSS Normal |
C |
Si |
Mn |
Cr |
Ni |
Mo |
V |
W |
P & S |
Nb |
Co |
Others |
| 1.5-2.10 |
0.30-0.7 |
0.30~1.0 |
3.00~ 6.00 |
0.50~ 1.50 |
3.0-7.0 |
2.0-8.0 |
1.0-8.0 |
≤0.03 |
Depends oMaterialn HSS Grade |
HSS Enhanced Performance: Experience enhanced capabilities with our HSS, engineered to deliver exceptional results and meet the evolving demands of the steel industry.
| Material |
Chemical composition control requirements (%) |
| HSS Enhanced |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
V |
W |
Ni |
Nb |
Other |
| 1.5-2.1 |
0.2-1.0 |
0.3-1.0 |
≤0.03 |
≤0.03 |
4.0-6.0 |
3.0-6.0 |
3.0-5.0 |
2.5-5.0 |
0.5-1.5 |
≤0.5 |
≤1.0 |
HSS Superior Strength: Harness the unparalleled strength of our HSS, ensuring robust and durable performance that stands the test of time in the hottest rolling challenges.
| Material |
Chemical composition control requirements (%) |
| HSS Enhanced |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
V |
W |
Ni |
Nb |
Other |
| 1.5-2.1 |
0.2-1.0 |
0.3-1.0 |
≤0.03 |
≤0.03 |
4.0-6.0 |
4.0-6.0 |
4.0-6.0 |
3.0-5.0 |
0.5-1.5 |
≤1.0 |
≤1.0 |
Stunning Visuals of the HSS Roll
Advantages of High-Speed Steel Rolls
1. Exceptional Wear Resistance
• Engineered with an elite blend of hardening agents such as tungsten, vanadium, and chromium, these High-Speed Steel (HSS) rolls are designed to offer remarkable wear resistance, making them the quintessential choice for the most challenging rolling applications.
• Specifically crafted to conquer the obstacles of rolling high-strength and stainless steels, these rolls deliver peak performance even in the most arduous conditions.
2. Superior Hardness
• Boasting a working layer hardness of 65 HRC or more, these rolls are expertly designed to sustain their formidable hardness, even under extreme high-temperature conditions.
• Their consistent hardness distribution is crucial for prolonging the roll's service life, ensuring dependable and consistent performance.
3. Outstanding Thermal Crack Resistance
• Masterfully designed to withstand high-temperature rolling scenarios, the surface remains resistant to cracking from abrupt cooling or thermal stress, guaranteeing enduring durability.
• Ideally suited for ongoing high-temperature, high-stress operations, these rolls demonstrate unparalleled durability and dependability.
4. Resilience to Thermal Fatigue
• Equipped with impressive resistance to thermal fatigue, these rolls reliably provide stable performance throughout repeated heating and cooling cycles, effectively reducing the risk of fatigue crack emergence.
5. Prolonged Service Life
• With a lifespan extending 3-6 times beyond traditional cast iron or cast steel rolls, HSS rolls substantially decrease replacement needs and downtime, significantly enhancing operational productivity.
6. Exceptional Versatility
• Incredibly adaptable for hot rolling processes, these rolls perform with excellence in both normal and low temperature environments, while adhering to rigorous standards for surface quality and dimensional precision.
7. Pioneering Manufacturing Technology
• Crafted with state-of-the-art centrifugal composite casting technology, these rolls feature HSS as the durable working layer and ductile cast iron as the core, achieving an ideal blend of wear resistance and impact toughness.
Anhui Huanbowan High Speed Steel Mill Roll Co., LTD
Anhui Huanbowan HighSpeed Steel Mill Roll Co., Ltd. stands proudly as China's pioneering and largest entity in the art of crafting exceptional high-speed steel (HSS) rolls and rings. Since its dynamic inception in 2007, the company has remained at the forefront of innovation and industrial excellence.Spanning an impressive expanse of approximately 70,000 square meters, our operations are driven by a formidable workforce of over 300 skilled professionals. This includes a team of over 30 seasoned intermediate and senior technical experts, ensuring a blend of experience and cutting-edge expertise.
Embracing groundbreaking manufacturing techniques, such as precision centrifugal casting and state-of-the-art heat treatment technologies, HBW consistently delivers products that redefine the standards of quality and innovation. Our HSS series products are celebrated for their extraordinary wear resistance, remarkable thermal fatigue endurance, and a service life that sets them apart in the steel industry.
Our high-performance rolls find extensive application in hot rolling production lines, especially in the crucial finishing stands. They play an instrumental role in crafting an array of materials, from rebar and structural steel to seamless, strip, high-strength alloys, stainless, and specialty steels. The unrivaled versatility and reliability of HBW rolls make them the top choice for steel mills aiming for superior material production.
At the core of HBW's philosophy lies an unwavering dedication to innovation and unparalleled quality. We pledge to deliver rolls with consistent hardness, impeccable surface finish, and a significantly extended service life. By choosing HBW, customers are empowered to significantly enhance their production efficiency while reducing operational costs.
The esteemed HBW products have become the preferred choice for leading steel manufacturers worldwide. Their unwavering performance and unmatched reliability have earned them a prestigious reputation both domestically and internationally, establishing them as the gold standard of excellence in the steel industry.
1. Two Casting Lines
2. Two Heat Treatment Lines
3. Two HSS Roll & Two HSS Ring Processing Lines
4. 1 Professional Physical and Chemical Center
Professional Physical and Chemical Center
At the heart of Anhui Huanbowan High Speed Steel Mill Roll Co., Ltd., the HBW Physical and Chemical Testing Center shines as a beacon of unparalleled technical excellence. As a cornerstone of our operations, this center conducts meticulous testing and analysis of physical and chemical properties with precision. It is instrumental in fortifying the scientific foundation of our product quality assurance, driving process optimizations, and enhancing our research and development initiatives. Equipped with state-of-the-art testing apparatus and manned by a team of expert technicians, the center guarantees unwavering quality control throughout the production spectrum, from the initial procurement of raw materials to the seamless delivery of the final product.
Functions of the Center
1. Physical Property Testing
2. Chemical Composition Analysis
3. Failure Analysis
4. Process Development Support
5. Quality Supervision and
• Ensures stringent internal product quality oversight while extending its sophisticated testing services to external clients, assisting them in obtaining crucial product certifications.
Technical Strength
The center is fortified with a broad array of state-of-the-art testing instruments, including:
• Spectrometers
• Scanning Electron Microscopes (SEM)
• Universal Testing Machines
• Impact Testing Machines
• Hardness Testers, among others.
Beyond its impressive array of advanced equipment, the center takes pride in its team of highly skilled and certified technical professionals. Many of our engineers hold national-level testing certifications, ensuring the utmost precision and reliability in our test results.
1. A Flawless Management System:
A Testament to Excellence with 10 Invention Certificates and 16 Utility Model Patents. This exceptional collection of accolades highlights our unwavering commitment to innovation and superior quality. These prestigious awards stand as a testament to our relentless pursuit of pioneering advancements, elevating the industry standards to new heights.
2. Prestigious Honors Bestowed by Government & Esteemed Clients:
Our accolades, a distinguished acknowledgment of our steadfast devotion to excellence, are celebrated through honors from government bodies and esteemed recognition from our valued clients. This recognition underscores the trust and respect we have meticulously cultivated within the industry, affirming our role as a trusted leader in high-speed steel mill roll manufacturing.
| Question You May Concern |
| 1. Are you a manufacturer for trading company? |
We are manufacturer for HSS rolls over 18 years |
| 2.Can youo provide customized products? |
Yes, we produce HSS rolls& rings as per your drawings |
| 3. What's your MOQ ? |
We suggets 1 set |
| 4.What are your payment terms |
We accept payent via TT/LC. |
| 5.How do you enssure product quality? |
We have a strict quality control process from raw material to finish product.
We provide 1 year warrenty and lifetime service. |
| 6.What's your lead time? |
Withing 90 days. |
| 7. What are your shipping methods? |
We offer flexible shipping options,including air,sea and express delivery. |
| 8. How can I get a quotation? |
You can send us an inquiry with detailed drawing:
|
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