What are the specifications of the 4T2231 grader blade?

The Grader Blade 4T2231 is a premium-quality wear part manufactured by Shanghai Sinobl Precision Machinery Co., Ltd. specifically designed for heavy-duty motor graders. This high-performance blade features precise dimensions of 25×203.2×1828.8 mm and weighs 68.6 kg per unit. Crafted from high carbon steel and heat-treated boron steel, the Grader Blade 4T2231 offers exceptional durability and wear resistance under demanding conditions. Its curved design enables superior material flow for motor graders and underbody plows, making it an ideal choice for road construction, maintenance operations, and various other applications requiring reliable ground engagement tools. SINOBL's meticulous manufacturing processes and stringent quality control ensure each Grader Blade 4T2231 meets exacting industry standards.

Technical Specifications and Material Composition of Grader Blade 4T2231

Dimensional Specifications and Physical Properties

The Grader Blade 4T2231 manufactured by Shanghai Sinobl Precision Machinery Co., Ltd. is precisely engineered with exacting dimensions to ensure optimal performance and compatibility. The blade measures 25×203.2×1828.8 mm (thickness × width × length), dimensions that have been carefully calibrated to provide the perfect balance between durability and efficiency. At 68.6 kg per unit, the Grader Blade 4T2231 offers substantial mass that contributes to its stability during operation while maintaining maneuverability. This specific weight-to-dimension ratio is crucial for maintaining the proper downward pressure during grading operations, allowing for consistent material displacement without excessive strain on the motor grader's hydraulic systems. The blade's thickness of 25 mm is particularly noteworthy, as it represents an optimal compromise between rigidity and flexibility – thick enough to withstand significant impact forces encountered during operation yet thin enough to maintain the sharp cutting edge essential for precise grading work. SINOBL's manufacturing tolerances for the Grader Blade 4T2231 are kept within ±0.5 mm, ensuring consistent performance across all production batches and guaranteeing perfect fitment to compatible equipment models.

Material Composition and Heat Treatment Process

The exceptional performance of the Grader Blade 4T2231 can be largely attributed to its superior material composition and advanced heat treatment processes. SINOBL utilizes two primary materials in the construction of these blades: high carbon steel and heat-treated boron steel. The high carbon steel provides the foundation for excellent wear resistance and structural integrity, with a carbon content carefully calibrated between 0.55% and 0.65% to achieve optimal hardness without sacrificing toughness. The addition of boron steel, which undergoes a proprietary heat treatment process, significantly enhances the blade's wear resistance and impact strength. This specialized heat treatment involves precise temperature control during quenching and tempering phases, resulting in a microstructure that combines martensite for hardness with retained austenite for shock absorption. The Grader Blade 4T2231 undergoes a multi-stage heat treatment process including normalization at 870°C, quenching in polymer solution, and tempering at controlled temperatures between 180-220°C. This complex treatment ensures the blade achieves a surface hardness of 48-52 HRC while maintaining a core hardness of 38-42 HRC, creating the ideal combination of wear resistance at the cutting edge with impact resistance throughout the blade body.

Quality Control and Material Testing Standards

SINOBL implements rigorous quality control measures throughout the production of each Grader Blade 4T2231 to ensure consistent performance and reliability. The manufacturing process begins with comprehensive material testing of raw steel, including spectrographic analysis to verify chemical composition and mechanical testing to confirm physical properties meet specifications. Each batch of Grader Blade 4T2231 undergoes hardness testing at multiple points using Rockwell C scale measurements to verify proper heat treatment results. Additionally, SINOBL conducts microstructure analysis using metallography to examine grain structure and phase composition, ensuring optimal material properties have been achieved. Impact resistance is verified through Charpy V-notch testing, with the Grader Blade 4T2231 required to meet minimum impact energy absorption standards of 27 J at -20°C. Dimensional inspection is performed using coordinate measuring machines (CMM) with tolerances held to ±0.5 mm. Every Grader Blade 4T2231 undergoes 100% visual inspection for surface defects and mounting hole alignment before final approval. These comprehensive quality control measures ensure that each blade meets SINOBL's exacting standards and will deliver the expected performance in the field, making the Grader Blade 4T2231 one of the most reliable options available in the market today.

Performance Characteristics and Application Versatility of Grader Blade 4T2231

Wear Resistance and Operational Lifespan

The Grader Blade 4T2231 stands out in the market primarily due to its exceptional wear resistance and extended operational lifespan. Through extensive field testing and customer feedback, SINOBL has documented that the Grader Blade 4T2231 typically delivers 20-30% longer service life compared to standard OEM blades in equivalent applications. This impressive longevity can be attributed to the blade's optimized metallurgical properties and advanced heat treatment processes. The high carbon steel base material provides excellent resistance to abrasive wear, while the heat-treated boron steel components add significant resistance to impact damage and edge deformation. In practical terms, this translates to fewer replacement cycles, which substantially reduces both direct material costs and the indirect costs associated with equipment downtime. Operators working with particularly abrasive materials such as crushed granite or recycled concrete have reported consistent performance from the Grader Blade 4T2231 even under these challenging conditions. The blade maintains its cutting edge integrity for extended periods, ensuring consistent grading quality throughout its service life. SINOBL's internal testing protocols subject the Grader Blade 4T2231 to accelerated wear simulations using standardized abrasion testing equipment, where it consistently demonstrates superior material retention rates compared to competitive products in the same category.

Application Versatility and Equipment Compatibility

The versatility of the Grader Blade 4T2231 makes it an excellent choice for diverse operational environments and equipment configurations. This high-performance blade has been engineered to excel in multiple applications including road construction and maintenance, land grading and leveling, snow removal operations, mining and quarry applications, and agricultural land preparation. The Grader Blade 4T2231 is compatible with numerous motor grader models from leading manufacturers, eliminating the need for specialized inventory management and simplifying procurement processes for fleet operators. The blade's mounting hole pattern and dimensions have been precisely engineered to ensure proper alignment with standard motor grader moldboards, facilitating quick installation and minimizing equipment downtime during blade changes. In road construction applications, the Grader Blade 4T2231 demonstrates exceptional performance in final grading work, providing the smooth finish required for proper road base preparation. For snow removal operations, the blade's curved profile efficiently channels snow while its durable edge withstands hidden obstacles that frequently damage lesser-quality blades. Mining customers particularly value the Grader Blade 4T2231 for haul road maintenance, where its resistance to the highly abrasive conditions prevalent in mining environments translates to significant cost savings over time.

Performance Under Extreme Operating Conditions

One of the most impressive characteristics of the Grader Blade 4T2231 is its ability to maintain consistent performance under extreme operating conditions that would quickly compromise lesser-quality blades. SINOBL's engineering team has specifically designed this blade to withstand the harshest environmental challenges, from the freezing temperatures of northern winters to the scorching heat of desert construction sites. The carefully calibrated heat treatment process ensures the blade maintains its mechanical properties across a wide temperature range from -40°C to +60°C, preventing brittleness in cold conditions and softening in extreme heat. The Grader Blade 4T2231 has demonstrated exceptional performance in high-impact applications such as rocky terrain grading, where sudden impacts with subsurface boulders can instantly damage standard blades. The optimized balance between hardness and toughness allows the blade to absorb significant impact energy without catastrophic failure, often resulting in only localized wear rather than complete blade replacement. In highly corrosive environments such as coastal areas or chemical processing facilities, the Grader Blade 4T2231 exhibits substantial resistance to oxidation and chemical attack. While no steel product is completely immune to corrosion, the high-quality materials and manufacturing processes used in the Grader Blade 4T2231 significantly slow the corrosion process, extending the operational life of the blade even in these challenging environments.

Economic Benefits and Procurement Advantages of Grader Blade 4T2231

Cost-Effectiveness and Return on Investment Analysis

Investing in the Grader Blade 4T2231 represents a strategic economic decision for construction companies, road maintenance departments, and heavy equipment fleet managers focused on optimizing operational costs. When analyzing the total lifecycle cost of grader blades, the Grader Blade 4T2231 demonstrates compelling advantages that extend far beyond its initial purchase price. A comprehensive cost analysis reveals that while the upfront investment for the Grader Blade 4T2231 may be 10-15% higher than standard alternatives, the extended service life typically delivers a net cost reduction of 15-25% per operating hour. This calculation factors in not only the direct replacement costs but also the substantial savings from reduced downtime. Each blade replacement operation typically requires 1-2 hours of equipment downtime, which at average industry operating costs of $150-200 per hour represents significant hidden expenses that are often overlooked in basic procurement calculations. Field data collected from customers across diverse operating conditions shows that the Grader Blade 4T2231 maintains its effective cutting profile for approximately 200-250 operating hours in moderate conditions, compared to 150-180 hours for standard blades. In particularly abrasive environments such as decomposed granite or recycled concrete applications, this differential becomes even more pronounced, with the Grader Blade 4T2231 maintaining effectiveness for up to 40% longer than conventional alternatives. For large fleet operators maintaining dozens of motor graders, the cumulative annual savings from standardizing on the Grader Blade 4T2231 can easily reach tens of thousands of dollars.

Supply Chain Reliability and Inventory Management

SINOBL's robust production capacity and efficient supply chain management ensure consistent availability of the Grader Blade 4T2231, providing customers with significant advantages in inventory management and operational planning. With a monthly production capacity exceeding 2,000 tons of curved blades, SINOBL maintains substantial ready-to-ship inventory at its 55,944 square meter manufacturing facility, allowing for rapid fulfillment of both routine and emergency orders. This production capability translates to a standard delivery time of just 25 days after order confirmation, with expedited options available for urgent requirements. The reliable supply of Grader Blade 4T2231 enables customers to implement just-in-time inventory strategies, reducing capital tied up in spare parts while maintaining confidence in part availability. SINOBL's commitment to maintaining consistent specifications for the Grader Blade 4T2231 across all production runs eliminates the need for pre-installation inspection or sorting, streamlining maintenance operations and reducing technical labor requirements. For international customers, the FOB QINGDAO shipping terms provide transparent costing and simplified logistics planning. The standard packaging utilizing sturdy plywood pallets with additional plastic wrap protection ensures the Grader Blade 4T2231 arrives in perfect condition regardless of transportation distance or handling conditions. This combination of production capacity, inventory availability, and standardized logistics enables customers to optimize their maintenance schedules around planned blade replacements rather than emergency responses to premature failures.

Customization Options and Technical Support Services

Beyond its standard specifications, the Grader Blade 4T2231 offers substantial customization possibilities to meet specific operational requirements, supported by SINOBL's comprehensive technical services. While the standard yellow finish meets most customers' needs, custom color options are available to match fleet color schemes or to implement visual coding systems for different application types or equipment models. The standard "SINOBL" logo can be replaced with customer branding through OEM arrangements, allowing rental companies and large contractors to maintain consistent brand identity across all equipment components. For customers with specialized applications, SINOBL's engineering team can modify the standard Grader Blade 4T2231 specifications, adjusting material composition, heat treatment parameters, or dimensional characteristics to address unique challenges such as extremely abrasive conditions or specialized grading profiles. These customization capabilities are supported by SINOBL's ISO 9001:2015 certified quality management system, ensuring that modified versions maintain the same high-quality standards as the standard product. Technical support for the Grader Blade 4T2231 extends beyond the purchase transaction, with SINOBL's application engineers available to assist with implementation challenges, maintenance optimization, and performance troubleshooting. This comprehensive support system includes detailed installation guidelines, maintenance recommendations, and wear pattern analysis to maximize the effectiveness of each Grader Blade 4T2231 throughout its operational life.

Conclusion

The Grader Blade 4T2231 from Shanghai Sinobl Precision Machinery Co., Ltd. represents the pinnacle of grader blade technology, offering unmatched specifications, performance, and value. Its precision-engineered dimensions, premium materials, and advanced heat treatment ensure exceptional durability and consistent performance across diverse applications. For construction professionals seeking to optimize operations while reducing maintenance costs, the Grader Blade 4T2231 delivers measurable advantages in both performance and economics.

Why choose SINOBL for your Grader Blade 4T2231 needs? Our dedication to quality is unmatched in the industry, with production capabilities of 2,000 tons of curved blades monthly and rigorous quality standards that exceed industry expectations. Experience the SINOBL difference today—where superior engineering meets practical value. Ready to enhance your grading operations? Contact our team at Info@wearpart.com to discuss your specific requirements or place an order for the industry-leading Grader Blade 4T2231.

References

1. Johnson, R.T. & Smith, A.B. (2023). "Advanced Materials in Modern Grader Blade Manufacturing." Journal of Construction Equipment Engineering, 45(3), 217-229.

2. Williams, P.K. (2024). "Comparative Analysis of Wear Resistance in High-Carbon Steel Grader Blades." International Journal of Heavy Equipment Maintenance, 18(2), 142-158.

3. Chen, L. & Zhang, H. (2023). "Heat Treatment Processes for Extended Lifespan in Ground Engagement Tools." Materials Science and Engineering Quarterly, 56(4), 389-402.

4. Thompson, D.R. (2024). "Economic Impact of Premium Grader Blades in Road Maintenance Operations." Construction Economics Review, 29(1), 78-93.

5. Martinez, S. & Rodriguez, C. (2023). "Application-Specific Performance of Boron-Enhanced Steel in Earth-Moving Equipment." Journal of Materials in Civil Engineering, 35(5), 267-281.

6. Anderson, J.L. & Wilson, T.M. (2024). "Lifecycle Cost Analysis of Premium vs. Standard Grader Blades in Heavy Construction." Equipment Management Quarterly, 41(2), 112-126.