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Help CenterFactory Direct Spider Bracket 4 Way Arm 300mm SS316 Mirror Finish Free Samples and Mill Test Report Available
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Welcome to Hefei SENOTECH New Materials Co., Ltd, a dynamic trading company established in 2020 with an annual export value of US$1 million to US$1.5 million. We serve markets across North America, South America, Europe, Asia, Africa, and Oceania. Our Factory Direct Spider Bracket 4 Way Arm 300mm SS316 Mirror Finish is a prime example of our commitment to quality and customer satisfaction. This bracket is engineered for demanding environments where corrosion resistance and aesthetic appeal are paramount. With free samples and a Mill Test Report available, you can verify the material integrity before making a bulk purchase.
Product Overview
The Spider Bracket is a versatile mounting solution designed for multi-directional support in architectural, marine, and industrial applications. The 4-way arm configuration allows for balanced load distribution, making it ideal for railings, handrails, glass panels, and decorative structures. Crafted from SS316 stainless steel, it offers superior resistance to chlorides, acids, and harsh weather conditions. The mirror finish not only enhances the visual appeal but also facilitates easy cleaning and maintenance. Each bracket is precision-machined to ensure a 300mm arm length, providing consistent geometry for your projects.
Key Features & Technical Specifications
- Material: Grade 316 stainless steel (SS316) – high corrosion resistance, especially in marine environments.
- Arm Length: 300mm (11.8 inches) – measured from center to end of each arm.
- Configuration: 4 arms at 90° angles – stable 4-way support.
- Surface Finish: Mirror finish (Ra ≤ 0.2 μm) – reflective, smooth, and easy to maintain.
- Weight: Approximately 0.85 kg per bracket (varies slightly by exact dimensions).
- Load Capacity: Designed for static loads up to 150 kg per bracket (verify with application-specific engineering).
- Mounting: Pre-drilled holes for standard bolts (M10 or M12, options available).
- Certification: Mill Test Report (MTR) provided upon request to verify chemical composition and mechanical properties.
| Specification | Value |
| Material Grade | SS316 (UNS S31600) |
| Arm Length | 300 mm ± 1 mm |
| Finish | Mirror Polish (Ra ≤ 0.2 μm) |
| Number of Arms | 4 |
| Weight | ~0.85 kg |
| Load Capacity (Static) | 150 kg (design limit) |
| Sample | Free samples available |
| Mill Test Report | Available upon request |
Benefits for Your Business
- Cost-Effective: Factory direct pricing eliminates middlemen, offering competitive rates for bulk orders.
- Quality Assurance: Each bracket is inspected for dimensional accuracy and surface finish. The Mill Test Report provides traceability of material quality.
- Versatility: Suitable for glass railing systems, stainless steel handrails, canopy supports, and marine fittings.
- Easy Installation: Pre-drilled holes and standard bolt patterns simplify installation on various substrates.
- Low Maintenance: Mirror finish resists dirt and grime; occasional wiping restores shine.
- Corrosion Resistance: SS316 withstands salt spray, acidic rain, and chemical exposure, ideal for coastal and industrial environments.
Why Choose SENOTECH?
Since 2020, Hefei SENOTECH New Materials Co., Ltd has been dedicated to supplying high-quality stainless steel products to global markets. With an annual export value exceeding US$1 million, we have built a reputation for reliability and customer-centric service. Our main markets span across over 10 regions including North America, Europe, Southeast Asia, and the Middle East. We understand the importance of material certification and offer free samples and Mill Test Reports to ensure your confidence in our products. Our team is ready to assist with custom requirements, packaging options, and logistics. Contact us today to request a sample or place an order – experience the quality of SENOTECH spider brackets.
Frequently Asked Questions
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Q: What is the difference between SS304 and SS316 for this bracket?
A: SS316 contains molybdenum, providing superior corrosion resistance against chlorides and acids. It is recommended for marine or coastal environments, while SS304 is suitable for indoor or mild outdoor conditions. -
Q: Are the brackets sold individually or in sets?
A: They are sold individually. However, we offer discounts for bulk orders. Please contact us for pricing on quantities. -
Q: How long does it take to receive a free sample?
A: Samples are shipped within 3-5 business days after request. Delivery time depends on your location (typically 7-15 days via express). -
Q: Can I get a Mill Test Report with my order?
A: Yes, we provide Mill Test Reports (MTR) for each batch of material. Please mention this requirement when placing an order. -
Q: What is the maximum load capacity of the 300mm bracket?
A: The design static load capacity is approximately 150 kg per bracket. For dynamic loads or specific applications, we recommend consulting an engineer. -
Q: Do you offer custom sizes or finishes?
A: Yes, we can customize arm length, finish (e.g., brushed, satin), and hole patterns. MOQ may apply for custom orders. -
Q: How should I clean the mirror finish?
A: Use a soft cloth and mild detergent. Avoid abrasive cleaners that could scratch the surface. Regular wiping maintains the shine. -
Q: Is the bracket suitable for glass panel installations?
A: Yes, it is commonly used for glass railing systems. Ensure you use appropriate rubber gaskets and clamps to avoid direct metal-to-glass contact.
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