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What are the weight limits for landscape sofas, and how are they tested for load-bearing capacity?
Landscape sofas, designed for outdoor use, must withstand varying weights and environmental conditions. Typically, these sofas have weight limits ranging from 500 to 1,000 pounds (227 to 454 kg) per seating section, depending on materials and construction. High-quality frames made of aluminum, teak, or powder-coated steel often support heavier loads, while wicker or resin may have lower limits.
To ensure durability, manufacturers test load-bearing capacity through standardized methods. Common tests include:
1. Static Load Test: Applying consistent weight (e.g., 1.5 times the limit) for 24+ hours to check for deformation.
2. Dynamic Load Test: Simulating repeated use with mechanical presses to mimic years of sitting.
3. Environmental Stress Test: Exposing the sofa to moisture, UV rays, and temperature changes to assess material resilience.
For safety, always check manufacturer specifications and opt for reinforced frames if heavier use is expected. Proper maintenance, like covers and periodic tightening of joints, can extend the sofa’s lifespan.
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