A 304 Stainless Steel Continuous Long Piano Hinge with double-row holes is engineered for robust performance in doors, windows, boxes, and industrial packaging. Constructed from premium 304 stainless steel, this hinge combines corrosion resistance with high tensile strength, making it suitable for both indoor and harsh industrial environments. The continuous design ensures seamless support across long spans, while the double-row hole configuration enhances mounting stability—allowing precise alignment and distributing weight evenly to prevent stress concentrations. Its durable build resists wear, rust, and impact, ideal for heavy-duty applications like industrial machinery enclosures, shipping crates, or commercial storage units. The dual-hole pattern offers installation flexibility, accommodating various panel thicknesses, while the stainless steel finish provides a sleek, low-maintenance solution for both functional and aesthetic needs.
- Type: 304 Stainless Steel Continuous Long Piano Hinge
- Hole Configuration: Double-Row Holes
- Material: 304 Stainless Steel (18/8 Chromium-Nickel Alloy)
- Key Features:
- Corrosion-resistant for industrial and outdoor use
- Double rows of holes for reinforced mounting and alignment
- Continuous structure for even weight distribution
- High tensile strength for heavy-load applications
- Rust and impact resistance
- Application:
- Doors, windows, cabinets, boxes
- Industrial packaging, machinery enclosures
- Shipping crates, commercial storage units
- Heavy-duty fixtures requiring durable, low-maintenance hinging.
Specification
Material | Stainless steel 304 |
Size | 508*50*1.5mm |
Pin dia | 3.0mm |
Package | 50pcs/knit bag |


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Company Profile
Foshan Xuanqing Door and Window Accessories Company is a renowned enterprise specializing in the production of door and window accessories.
Equipped with state-of-the-art production facilities and a team of highly skilled professionals, we ensure that our stainless steel long hinges are crafted to perfection. The use of high-quality stainless steel makes our hinges highly resistant to corrosion and wear, guaranteeing long-term durability and reliability.
In addition to our standard product range, we also offer customized solutions to meet the unique requirements of our customers. Whether it's a specific size, design, or material specification, we work closely with our clients to deliver tailor-made products that exceed their expectations.