SA11-50-202
Product Details
Comprehensive Professional Description: Haima S7 Rear Bumper Bracket (Part No. SA11-50-202)
1. Basic Overview & Core Functional Positioning
The SA11-50-202 is an authentic Original Equipment Manufacturer (OEM) rear bumper bracket, exclusively engineered and produced by Haima Automobile for the Haima S7, a mid-size SUV renowned for its robust build, practicality, and reliable performance. As a critical structural component of the Haima S7’s rear end assembly, the SA11-50-202 plays an irreplaceable role in securing the rear bumper to the vehicle’s body frame, ensuring structural integrity, stability, and safety. Specifically designed to match the Haima S7’s body dimensions and rear bumper specifications, this rear bumper bracket serves as the key connection point between the rear bumper cover and the vehicle’s chassis, bearing the weight of the bumper, absorbing impact forces during minor collisions, and maintaining the bumper’s proper alignment—all of which are essential for preserving the vehicle’s aesthetic appearance and structural safety.
The Haima S7, positioned as a mid-size SUV focusing on versatility and durability, features a rugged body structure that balances urban commuting comfort with light off-road capability. The rear bumper, as an integral part of the vehicle’s exterior and safety system, relies entirely on the SA11-50-202 bracket to stay securely attached to the body. Unlike generic aftermarket bumper brackets, the genuine SA11-50-202 is precision-machined to align with the Haima S7’s original body frame holes, bumper mounting points, and dimensional specifications, ensuring seamless integration and consistent performance. This bracket is not merely a decorative or auxiliary component; it is a load-bearing structural part that directly impacts the rear bumper’s stability, collision resistance, and overall service life.
The unique part number SA11-50-202 serves as a definitive identifier for this genuine OEM component, guaranteeing strict compliance with Haima’s original design standards, material specifications, and performance benchmarks. This part number distinguishes the genuine SA11-50-202 from inferior aftermarket alternatives, which often lack precise dimensional accuracy, structural rigidity, and corrosion resistance, leading to loose bumpers, misalignment, and even structural failure during impact. The rear bumper bracket is exposed to harsh environmental conditions—including extreme temperatures, moisture, road salt, dust, and vibrations—and is prone to wear, deformation, or corrosion over time. A faulty or worn SA11-50-202 can result in the rear bumper sagging, shaking during driving, or detaching in severe cases, compromising the vehicle’s safety and aesthetic appeal. As such, the genuine SA11-50-202 is an essential replacement part for Haima S7 owners and professional automotive repair technicians.
2. Premium Material Selection & Precision Manufacturing Process
The SA11-50-202 Rear Bumper Bracket is crafted from high-performance, automotive-grade materials, carefully selected to withstand the harsh operating environment of the Haima S7’s rear end—including extreme temperature fluctuations (ranging from -40°C to 80°C), constant vehicle vibrations, road debris impact, and corrosion from moisture, road salt, and environmental contaminants. Haima’s engineering team prioritized a balance of structural rigidity, impact resistance, corrosion resistance, and lightweight design when selecting materials for the SA11-50-202, ensuring that the bracket can maintain stable performance even under the most demanding driving conditions.
The core material of the SA11-50-202 Rear Bumper Bracket is high-strength cold-rolled steel (Q235B), a material widely recognized in the automotive industry for its excellent structural rigidity, impact resistance, and weldability. The cold-rolled steel undergoes a rigorous surface treatment process to enhance corrosion resistance, including phosphatization and electrophoretic coating, followed by a high-temperature powder coating. This multi-layer coating system forms a uniform, wear-resistant, and corrosion-resistant barrier (with a thickness of 80–120μm) that effectively protects the steel from rust, oxidation, and chemical corrosion caused by road salt, rainwater, and other environmental factors. Additionally, the powder coating is color-matched to the Haima S7’s rear bumper mounting area, ensuring aesthetic consistency and preventing unsightly discoloration over time.
For critical stress-bearing areas of the bracket, such as the mounting holes and connection points, Haima incorporates reinforced steel plates (with a thickness of 3.0–4.0mm) to enhance load-bearing capacity and prevent deformation under pressure. The bracket also features precision-machined mounting holes and threaded inserts, made of high-strength stainless steel, to ensure secure attachment to the vehicle’s body frame and rear bumper. These stainless steel components are resistant to corrosion and wear, ensuring long-term reliability of the mounting connection.
The manufacturing process of the SA11-50-202 Rear Bumper Bracket follows a strict, ISO 9001 and IATF 16949 certified production workflow, consistent with Haima’s global quality standards and modern automotive structural component manufacturing practices. The production process begins with the precision cutting of cold-rolled steel sheets using advanced CNC (Computer Numerical Control) cutting equipment, ensuring dimensional accuracy within ±0.1mm. The cut steel sheets are then formed into the required shape using hydraulic stamping machines, with a stamping pressure of 150–200 tons to ensure uniform thickness and structural integrity. The stamping process is followed by a deburring step to remove sharp edges and burrs, preventing damage to the bumper and ensuring safe installation.
After stamping and deburring, the bracket undergoes phosphatization treatment, which forms a thin, uniform phosphate film on the surface to improve the adhesion of the subsequent coating. The phosphatized bracket is then subjected to electrophoretic coating, which provides a uniform, corrosion-resistant base layer, followed by high-temperature powder coating (baked at 180–200°C for 20–30 minutes) to form a durable, scratch-resistant outer layer. The final step involves precision drilling of mounting holes and installation of stainless steel threaded inserts, followed by rigorous quality inspection. Before leaving the factory, each SA11-50-202 Rear Bumper Bracket undergoes dimensional testing, load-bearing testing, corrosion testing, and impact testing to ensure compliance with Haima’s strict quality standards. Only components that pass all tests are packaged and shipped, ensuring that every genuine SA11-50-202 delivers consistent performance and reliability.
3. Structural Composition & Key Design Features
The SA11-50-202 Rear Bumper Bracket features a precision-engineered structural design, tailored to the specific layout and requirements of the Haima S7’s rear end assembly. The bracket’s structural composition is optimized to provide maximum load-bearing capacity, impact absorption, and ease of installation, with key design features that address the unique challenges of securing the rear bumper to the vehicle’s body frame. Unlike generic aftermarket bumper brackets, which often have a simplistic design with poor load distribution, the SA11-50-202 incorporates multiple specialized features to ensure reliable performance and long service life.
One of the key design features of the SA11-50-202 is its integrated load-bearing structure, which consists of a main mounting plate, two side reinforcement arms, and a central connection panel. The main mounting plate is designed to attach directly to the Haima S7’s rear body frame, with four precision-machined mounting holes that align perfectly with the frame’s original mounting points. The side reinforcement arms extend outward from the main plate, connecting to the rear bumper’s inner reinforcement beam, distributing the bumper’s weight evenly across the bracket and reducing stress on individual mounting points. This load distribution design prevents the bracket from deforming or breaking under the weight of the bumper or during minor collisions.
Another notable design feature of the SA11-50-202 is its impact absorption structure. The bracket is engineered with slight structural flexibility in the reinforcement arms, allowing it to absorb and dissipate impact forces during minor rear-end collisions. This flexibility helps protect the rear bumper from cracking or breaking, while also reducing the transfer of impact forces to the vehicle’s body frame, minimizing structural damage. Additionally, the bracket’s edges are rounded and smoothed to prevent damage to the rear bumper cover during installation and use.
The SA11-50-202 also features a precision alignment design, with locating pins and guide slots that ensure the bracket is installed in the correct position relative to the vehicle’s body frame and rear bumper. These locating features eliminate the need for manual alignment during installation, ensuring that the rear bumper remains perfectly aligned with the vehicle’s body, maintaining the Haima S7’s original aesthetic appearance. The bracket’s mounting holes are equipped with rubber gaskets, which reduce vibrations between the bracket and the body frame, preventing noise and wear during driving.
To enhance corrosion resistance and durability, the SA11-50-202 is designed with drainage channels that allow rainwater and debris to flow away from the mounting points, preventing water accumulation and corrosion. The bracket’s surface is also treated with a UV-resistant powder coating, which prevents fading and degradation caused by prolonged exposure to sunlight. Additionally, the bracket’s structural design is optimized for lightweight performance, reducing the overall weight of the rear end assembly without compromising structural rigidity—this helps improve the Haima S7’s fuel efficiency and handling.
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