Rolling Mill Rolls
Precision & Performance for Every Application
Providing eco-friendly, technology-driven, and value-added integrated solutions for the worldwide steel and metallurgy sectors.
At Beijing Sino Forging Company, we deliver rolling mill rolls that meet the most demanding global standards for strength, wear resistance, and dimensional accuracy. Our production is backed by specialized facilities capable of handling both cast rolls and forged rolls, with capacities aligned to large-scale industrial requirements.
By working with state-of-the-art foundries and forging plants equipped with advanced production and testing equipment, we ensure every roll is manufactured under strict process control — from raw material selection to final inspection. Our dedicated engineering team oversees design optimization, material formulation, heat treatment, and surface finishing to guarantee consistent performance in diverse rolling applications.
Whether you require high-output hot rolling, precision cold rolling, or special profile rolls, we provide solutions tailored to extend roll life, reduce downtime, and maximize mill productivity.
Cast Steel Rolls
- Semi-steel rolls
- Graphite steel rolls
- High-chromium steel rolls
- High-speed steel rolls
- Alloy cast steel rolls
Cast lron Rolls
- Alloy SG ductile cast iron rolls
- Pearlitic ductile cast iron rolls
- Bainite ductile cast iron rolls
- Centrifugal cast iron rolls
- Alloy indefinite chilled cast iron rolls
- Alloy chilled cast iron rolls
Hot Strip Mill
- Work rolls
- Backup rolls
Semi-Steel Rolls
High-strength rolls combining the wear resistance of cast iron with the toughness of steel.
Ideal for roughing stands and medium section mills.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| SS-1 | SS200 | 1.20–1.40 | 0.80–1.50 | 0.50–0.90 | 0.20–0.50 | 0.50–1.20 | 0.10–0.50 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| SS-1 | SS200 | 35–45 | ≤45 | ≥500 | Bar mills, section mills, roughing stands |
Graphite Steel Rolls
Enhanced thermal conductivity and wear resistance due to uniformly distributed graphite.
Suitable for finishing stands in bar and wire rod mills.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| GS140 | GS140 | 1.30–1.50 | 1.30–1.60 | 0.50–0.80 | — | 0.40–0.70 | 0.20–0.50 |
| GS160 | GS160 | 1.50–1.70 | 0.80–1.50 | 0.60–1.00 | 0.20–1.00 | 0.50–1.50 | 0.20–0.80 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| GS140 | GS140 | 36–46 | ≤46 | ≥540 | Small/medium steel, hot strip rough rolls |
| GS160 | GS160 | 45–55 | ≤50 | ≥500 | Same as above |
High-Chromium Steel Rolls
Excellent wear resistance, oxidation stability, and toughness for high-speed rolling.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Cr (%) | Mo (%) | V (%) |
|---|---|---|---|---|---|---|---|
| HCr-1 | HC300 | 1.80–2.20 | 0.50–1.20 | 0.50–0.90 | 10.0–12.0 | 0.50–1.00 | 0.20–0.50 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| HCr-1 | HC300 | 60–75 | ≤50 | ≥550 | Finishing stands, strip mills, wire rod mills |
Superior wear resistance and thermal stability, suitable for high-speed finishing stands in wire rod and bar mills.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| HSS-1 | HSS200 | 1.80–2.20 | 0.50–1.20 | 0.50–0.90 | 0.50–1.00 | 4.00–6.00 | 3.00–5.00 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| HSS-1 | HSS200 | 75–85 | ≤50 | ≥500 | High-speed finishing stands, wire rod mills |
Alloy Cast Steel Rolls
Balanced toughness and wear resistance, used in intermediate and finishing mills for varied steel sections.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| ACS-1 | ACS150 | 1.20–1.50 | 0.40–1.20 | 0.50–1.00 | 0.20–0.80 | 1.00–2.00 | 0.20–0.60 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| ACS-1 | ACS150 | 45–55 | ≤50 | ≥480 | Intermediate and finishing mills |
Alloy SG Ductile Cast Iron Rolls
High nodularity and excellent toughness, suitable for roughing and intermediate stands in section and bar mills.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| SG-1 | SG200 | 3.20–3.80 | 1.80–2.80 | 0.50–0.90 | 0.50–1.50 | 0.50–1.50 | 0.20–0.60 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| SG-1 | SG200 | 40–55 | ≤45 | ≥500 | Roughing & intermediate stands, bar mills |
Pearlitic Ductile Cast Iron Rolls
Excellent wear resistance with pearlitic microstructure, ideal for finishing stands in section and bar mills.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| PD-1 | PD220 | 3.00–3.60 | 1.80–2.50 | 0.50–1.00 | 0.50–1.00 | 0.50–1.50 | 0.20–0.50 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| PD-1 | PD220 | 45–60 | ≤45 | ≥480 | Finishing stands, section & bar mills |
Bainite Ductile Cast Iron Rolls
High strength and thermal fatigue resistance with bainitic microstructure, suitable for heavy-duty rolling.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| BD-1 | BD240 | 3.00–3.50 | 1.50–2.50 | 0.50–1.00 | 0.50–1.50 | 0.80–1.50 | 0.30–0.80 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| BD-1 | BD240 | 50–65 | ≤45 | ≥520 | Heavy-duty roughing & intermediate mills |
Centrifugal Cast Iron Rolls
Produced by centrifugal casting for uniform hardness and structure, used in various mill applications.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| CC-1 | CC180 | 3.00–3.60 | 1.00–2.00 | 0.50–1.00 | 0.20–0.80 | 0.50–1.50 | 0.10–0.50 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| CC-1 | CC180 | 40–55 | ≤45 | ≥470 | Various mill applications, roughing & finishing stands |
Alloy Indefinite Chilled Cast Iron Rolls
Wear-resistant surface with softer core for shock resistance, ideal for finishing stands in hot and cold rolling.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| AIC-1 | AIC150 | 3.20–3.80 | 1.00–2.00 | 0.50–1.00 | 0.50–1.50 | 0.80–1.80 | 0.20–0.50 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| AIC-1 | AIC150 | 50–65 | ≤45 | ≥460 | Finishing stands, hot & cold rolling mills |
Alloy Chilled Cast Iron Rolls
High hardness chilled layer for wear resistance, suitable for specific cold and hot rolling applications.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| AC-1 | AC140 | 3.20–3.80 | 0.80–1.80 | 0.50–1.00 | 0.20–0.80 | 0.50–1.50 | 0.10–0.40 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| AC-1 | AC140 | 55–75 | ≤45 | ≥450 | Cold & hot rolling mills, finishing stands |
Work Rolls (Hot Strip Mill)
High wear resistance and excellent surface finish capability, designed for the finishing stands of hot strip mills.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| WR-1 | WR120 | 0.80–1.20 | 0.40–0.80 | 0.40–0.80 | 1.00–2.50 | 4.00–6.50 | 0.20–0.80 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| WR-1 | WR120 | 65–85 | ≤45 | ≥700 | Finishing stands, hot strip mills |
Provide structural support and stability to work rolls, ensuring dimensional accuracy and uniform thickness in rolled products.
Chemical Analysis (Typical Range)
| Designation | Material Code | C (%) | Si (%) | Mn (%) | Ni (%) | Cr (%) | Mo (%) |
|---|---|---|---|---|---|---|---|
| BUR-1 | BUR90 | 0.80–1.00 | 0.40–0.80 | 0.40–0.80 | 0.50–1.50 | 1.50–3.00 | 0.20–0.50 |
Physical Properties
| Designation | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (MPa) | Application |
|---|---|---|---|---|---|
| BUR-1 | BUR90 | 35–55 | ≤45 | ≥650 | Backup rolls for work rolls, hot strip mills |
Tungsten Carbide Rolls
Ultra-hard rolls made from a tungsten carbide and cobalt binder, offering exceptional wear resistance and longevity in high-speed, high-load rolling environments.
Widely used in wire rod mills, bar mills, and small section mills where precision and durability are critical.
Chemical Analysis (Typical Range)
| Designation | Material Code | WC (%) | Co (%) | Ni (%) | Cr (%) | Other (%) |
|---|---|---|---|---|---|---|
| TC-1 | TC90/10 | 88–92 | 8–12 | ≤1.0 | ≤0.6 | ≤0.5 |
Physical Properties
| Designation | Material Code | Density (g/cm³) | Hardness (HRA) | TRS (MPa) | Application |
|---|---|---|---|---|---|
| TC-1 | TC90/10 | 14.4–14.9 | 85–90 | ≥1800 | High-speed wire rod mills, precision bar mills, small section finishing stands |
Tungsten Carbide Composite Rolls
Composite rolls featuring a tungsten carbide working layer bonded to a tough alloy steel or ductile iron core.
This design combines the extreme wear resistance of tungsten carbide with the shock resistance and strength of a steel core, delivering excellent performance in demanding rolling conditions.
They are widely used in finishing stands for wire rod mills, bar mills, and small section mills to achieve high precision and extended service life.
Chemical Analysis (Typical Range)
| Designation | Material Code | WC (%) | Co (%) | Ni (%) | Cr (%) | Core Material |
|---|---|---|---|---|---|---|
| TCC-1 | TCC90/10 | 88–92 | 8–12 | ≤1.0 | ≤0.6 | Alloy Steel / SG Iron |
Physical Properties
| Designation | Material Code | Density (g/cm³) | Hardness (HRA) | TRS (MPa) | Application |
|---|---|---|---|---|---|
| TCC-1 | TCC90/10 | 14.0–14.5 | 84–89 | ≥1700 | Wire rod mills, bar mills, finishing stands, small section mills |
Production & Technical Capability
Leveraging an extensive network of advanced manufacturing partners, we ensure every roll is produced to meet the highest industry standards. From melting and casting to forging, heat treatment, precision machining, and final inspection — every stage is handled with technical excellence to match the most demanding applications in global steel and metallurgy industries.
Our partner facilities are equipped to meet large-scale roll specifications, including casting rolls up to Φ1400×4600×9000. Capabilities include:
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Advanced melting & casting units with dual-power inverter intermediate frequency electric furnaces (20T/30T), multiple smaller capacity furnaces (5T, 3T), LF ladle refining furnaces, vacuum refining and vacuum casting systems.
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State-of-the-art heat treatment facilities with over 30 high/low temperature furnaces, spray quenching units, and differential temperature control for consistent hardness and performance.
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Precision machining capacity supported by large imported CNC grinding machines, NC lathes, double-side milling machines, and over 100 dedicated roll processing lathes for various sizes.
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Stringent quality control from raw materials to finished rolls, using world-class equipment such as:
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Carbon & sulfur analyzers
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Direct reading spectrometers
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High-resolution metallographic microscopes
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Ultrasonic flaw detectors
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All processes are monitored via computerized data acquisition and feedback systems, ensuring uniformity, repeatability, and traceability.
Packaging & Global Logistics
With established global logistics connections, we provide secure, protective packaging and optimize shipping routes for fast, on-time delivery to clients worldwide. Our supply chain coordination ensures smooth handling of high-volume orders without compromising quality.