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Our 52100 bearing steel is a premium high-carbon, chromium-containing low-alloy material engineered for maximum hardness and exceptional wear resistance. Containing approximately one percent carbon and one point five percent chromium, our GCr15 alloy steel reaches an impressive Rockwell hardness of HRC 60 to 67 after heat treatment. Industrial clients rely on this material for its excellent fatigue strength and dimensional stability. Despite limited corrosion resistance compared to stainless alternatives, it serves as an optimal solution for commercial environments where durability is paramount.
Production Route: | EAF+LF+VD ,Forged or Hot Rolled |
Heat Treatment: | Quenched+ Tempered or Annealed |
Hardness: | acc. to customer requirement |
UT Standards: | Sep 1921 Class3 D/d |
Surface Condition: | Black surface or machined |
Size Range: | |||
Flat | Round | ||
Forged | Thickness: | 150-550mm | Φ200-600mm |
Width: | 400-1600mm | ||
Rolled | Thickness: | 12-200mm | Φ12-250mm |
Width: | 150-2300mm | ||
Chemical Composition | C | Si | Mn | Cr | Mo | P | S | Ni | Cu | Al |
GCr15 | 0.95~1.05 | 0.15~0.35 | 0.25~0.45 | 1.40~1.65 | ≤0.08 | ≤0.025 | ≤0.025 | ≤0.3 | ≤0.25 | |
52100 | 0.93~1.05 | 0.15~0.35 | 0.25~0.45 | 1.35~1.60 | ≤0.06 | ≤0.025 | ≤0.015 | ≤0.25 | ≤0.35 | |
1.3505 | 0.93~1.05 | 0.15~0.35 | 0.25~0.45 | 1.35~1.60 | ≤0.10 | ≤0.025 | ≤0.015 | ≤0.30 | ≤0.05 | |
SUJ2 | 0.95~1.10 | 0.15~0.35 | ≤0.50 | 1.30~1.60 | ≤0.08 | ≤0.025 | ≤0.025 | ≤0.25 | ≤0.25 |
Our 1.3505 structural steel delivers unmatched durability when subjected to extreme pressure and continuous rolling contact fatigue. The advanced metallurgical structure ensures a hardened surface layer that effectively withstands intense mechanical stress while preserving deep structural integrity. This reliable, long-lasting wear resistance significantly extends the operational lifespan of critical rotating assemblies. Plant operators appreciate how it visibly reduces maintenance frequency for high-load commercial machinery.
We supply this material through electric arc furnace and vacuum degassing production routes to ensure optimal metal purity. Clients can request forged or hot rolled delivery conditions based on their specific machining requirements. Furthermore, the material is available in various surface finishes including black surface, turned, milled, peeled, or precision grinded conditions. These versatile preparation options help directly streamline your subsequent manufacturing operations.
Engineered for precision applications, our SUJ2 steel bar maintains excellent dimensional stability even after extensive high-temperature heat treatment processes. This crucial characteristic makes it highly suitable for manufacturing components that require exact tolerances and minimal distortion over long-term usage. By reliably retaining its shape under constant stress, it provides a dependable foundation for intricate mechanical parts operating within demanding commercial environments.
This high-carbon chromium steel serves as the definitive industry standard for anti-friction components across multiple demanding sectors. It is extensively utilized in the continuous production of high-performance ball bearings, heavy-duty roller bearings, and durable races for automotive assemblies. Its remarkable ability to endure repetitive rolling contact fatigue makes it absolutely indispensable for any critical rotating assembly where long-term reliability is strictly required.
Industrial machinery manufacturers heavily rely on this robust material for critical high-load mechanical components. It is frequently employed to fabricate resilient gears, heavy-duty axles, and powerful fluid pumps utilized extensively within the rigorous mining and agricultural sectors. The exceptional core strength of our bearing steel round bar allows these heavy machines to handle massive operational stresses with remarkable ease, ensuring uninterrupted commercial productivity.
This specialized metal is highly prized for creating precision measuring instruments, exact gauges, reliable spindles, and sturdy guide rods. Furthermore, it remains a preferred material for crafting high-end custom knives and specialized commercial cutting blades. Professional toolmakers strongly value its exceptional edge retention and overall mechanical toughness. This unique combination of properties ensures highly consistent performance during the most demanding cutting applications.
ShengHe Metal operates a massive production facility covering one point six million square meters, fully equipped with advanced forging presses. We consistently maintain a regular material stock of approximately two thousand tons to fulfill urgent commercial orders promptly. Our comprehensive internal industrial chain ensures strict control over both material quality and production costs, delivering exceptional value and reliability to our enterprise clients.
To guarantee uniform product excellence, we maintain our own independent testing laboratory staffed by dedicated professional quality assurance engineers. Every production batch undergoes rigorous chemical analysis, mechanical testing, ultrasonic evaluation, and detailed microstructure analysis before final shipment. We strictly adhere to recognized international quality specifications, including Sep 1921 Class 3 standards, ensuring completely reliable performance for every commercial order we dispatch.
We produce materials according to multiple international standards including GB, DIN, ASTM, AISI, EN, ISO, and JIS. Our production capabilities cover a wide range of tool and structural specifications to meet diverse global requirements.
Samples can be provided to clients for free to verify material quality and suitability. The express shipping costs for delivering these samples will need to be borne by the recipient.
Our minimum order quantity for each transaction is approximately twenty-five tons, which equates to one standard shipping container. Clients have the flexibility to mix different types of steel materials to reach this required volume.
Every product goes through comprehensive pre-shipment inspection performed by our dedicated quality control group before loading. Ultrasonic testing is systematically applied to the steel material based on different required levels to ensure internal soundness.
