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Our Cr12MoV cold work tool steel is a premium high-carbon, high-chromium ledeburitic grade engineered for demanding industrial tooling. This material stands out due to its exceptional structural integrity and reliable performance under severe working conditions. By incorporating precise levels of molybdenum and vanadium, our steel ensures improved toughness and thermal stability. Compared to standard Cr12 variations, this advanced formulation experiences minimal dimensional changes during heat treatment. It easily achieves a robust hardness of over 58 HRC, making it an indispensable resource for commercial enterprises seeking superior tool longevity.
Production Route: | EAF+LF+VD or+ ESR,Forged or Hot Rolled |
Heat Treatment: | Annealed |
Hardness: | ≤ 250HB |
UT Standards: | Sep 1921 Class3 C/c, D/d or E/e |
Surface Condition: | Black surface or machined |
Size Range: | |||
Flat | Round | ||
Forged | Thickness: | 65-400mm | Φ70-550mm |
Width: | 400-1000mm | ||
Rolled | Thickness: | 12-80mm | Φ12-80mm |
Width: | 100-700mm | ||
Chemical Composition | C | Si | Mn | Cr | Mo | V |
1.2379 | 1.45~1.60 | 0.10~0.60 | 0.20~0.60 | 11.00~13.00 | 0.70~1.00 | 0.70~1.10 |
Cr12MoV | 1.45~1.70 | ≤0.40 | ≤0.40 | 11.00~12.50 | 0.40~0.60 | 0.15~0.30 |
SKD11 | 1.40~1.60 | ≤0.40 | ≤0.60 | 11.00~13.00 | 0.80~1.20 | 0.20~0.50 |
The high chromium and carbon content in our ledeburitic cold work tool steel creates outstanding resistance against abrasive wear. This characteristic significantly extends the operational lifespan of your tooling components. Tools crafted from our steel maintain sharp cutting edges even when processing high-strength materials. The balanced microstructure absorbs high energy without fracturing, reducing the frequency of tool replacements. You can expect consistent, reliable output over prolonged production cycles. This durability directly translates to lower maintenance costs and higher operational efficiency for your business.
Our alloy boasts excellent hardenability characteristics, allowing thick sections up to 400mm to be fully and uniformly hardened. This deep hardening capability is crucial for manufacturing massive, complex-shaped dies. It ensures that the core of the tool possesses the necessary strength to withstand heavy impact loads. The uniform hardness profile across the entire cross-section prevents premature failure during intensive operations. Your large-scale stamping and forming tools will benefit from consistent mechanical properties throughout their entire volume.
Maintaining precise geometry during rigorous processing is a hallmark of our material. The optimized chemical composition ensures minimal distortion and volume change during the quenching and tempering phases. This stability is vital for precision tooling where tight tolerances are non-negotiable. It allows for accurate machining before final hardening, minimizing the need for extensive post-treatment grinding. Your complex die inserts and intricate measuring tools will retain their exact specifications, ensuring the highest quality in your final manufactured goods.
Our steel is specifically engineered to handle the severe stress of heavy-duty blanking and punching operations. The exceptional compressive strength prevents the die surface from collapsing under immense pressure. It effectively shears through thick, tough materials while maintaining a clean cutting edge. This makes it the preferred choice for producing robust automotive components and heavy machinery parts. The resilience of the steel ensures high-volume production runs proceed smoothly without costly interruptions.
Forming metal into intricate shapes requires materials that resist galling and extreme friction. Our steel is perfectly suited for deep drawing dies due to its smooth surface finish capabilities and high hardness. It prevents the workpiece material from adhering to the die, ensuring flawless surface quality on the drawn parts. The structural toughness prevents the die from cracking under the continuous tensile and compressive forces of the drawing process. It is highly effective for producing appliance housings, metallic containers, and automotive panels.
Thread rolling demands extreme surface hardness to press threads into steel blanks without material removal. Our alloy provides the exact combination of high surface hardness and core toughness required for this process. The excellent wear resistance ensures the thread profiles on the die remain crisp and accurate over millions of cycles. This results in precise, high-strength threaded fasteners that meet stringent industrial standards. It is an ideal material for crafting both flat and cylindrical thread rolling dies.
Operating from an expansive 1.6 million square meter headquarters in Hubei, we control the entire steelmaking process. Our infrastructure includes a 40-ton EBT furnace, multiple ESR furnaces, and powerful forging presses up to 5000 tons. This comprehensive internal supply chain allows us to maintain strict oversight on material purity and structural integrity. By eliminating reliance on external processing, we ensure consistent quality while optimizing production costs. We deliver premium raw materials directly to your facilities with unmatched reliability.
Every batch of our steel undergoes rigorous testing within our fully equipped independent laboratory. Our professional engineers conduct comprehensive analyses, including chemical composition verification, ultrasonic testing, and microstructural evaluations. We perform thorough pre-shipment inspections to guarantee that all materials comply precisely with international standards like Sep 1921. You receive detailed material test reports, ensuring complete transparency and confidence in your purchase. We also readily accommodate third-party inspection services for your added peace of mind.
To meet your urgent operational demands, we maintain a robust ready stock of over 3000 tons of specialized tool steels. Beyond raw material supply, our dedicated machining factory offers precision cutting, milling, and grinding services. We can deliver tailored solutions such as finished ground flat bars and precise mold plates according to your exact specifications. This integrated service approach streamlines your procurement process and reduces your internal processing time. Partner with us for a highly efficient and customized supply chain experience.
We operate our own extensive production facility, Hubei Zhongye Mill, which covers 1.6 million square meters. We produce various tool and mold steels in-house while also maintaining strong partnerships with other leading mills to offer a comprehensive range.
Our standard minimum order quantity is approximately 25 tons, which equates to one full shipping container. You have the flexibility to mix different types and grades of steel within this single order to reach the required volume.
All products go through a strict four-step quality control procedure, ending with a final pre-shipment inspection in our warehouse. We conduct ultrasonic testing according to recognized standards to ensure the internal soundness of the steel.
Yes, we gladly provide free material samples for your internal evaluation and testing purposes. The client is only responsible for covering the express shipping costs associated with delivering the sample.
