不銹鋼芝加哥螺絲

冷镦加工是一种少切削或无切削的压力加工新工艺
金屬。它是一種利用金屬在下列因素作用下產生塑性變形的加工方法
外力作用下，在模具的幫助下，重新分配和轉移金屬的體積，以形成
所需的零件或坯料。冷镦工艺最适合生产标准的
螺栓、螺絲、螺帽、鉚釘和銷等緊固件

不銹鋼 芝加哥螺絲 （也稱為 sex bolts 或 binding barrels) are heavy-duty, corrosion-resistant fasteners designed for permanent or semi-permanent assembly in demanding environments. These two-piece fasteners consist of a male threaded bolt 和一個 female threaded barrel that screw together, creating a clean, flush finish without exposed threads.

Key Features & Specifications

1. Material & Finish

• 材質： 304 or 316 Stainless Steel (for maximum corrosion resistance).

  • 304 (18-8 SS): Ideal for general use (indoor/outdoor).

2. Design & Construction

• Two-Piece System:

  • Male Bolt (Post): Externally threaded shaft.

• Flush Mount: Sits nearly flat when tightened for a smooth, professional appearance.

✅ Advantages Over Standard Screws

🔹 Extreme Corrosion Resistance (best for wet/harsh environments).
🔹 高拉伸強度 (stronger than aluminum or brass).

Final Verdict

Stainless Steel Chicago Screws are the ultimate choice for high-strength, weatherproof, and long-lasting fastening in marine, industrial, and outdoor applications. Unlike cheaper alternatives, they won’t rust, break, or loosen easily, making them ideal for critical assemblies.

Stainless steel Chicago screws represent the gold standard for permanent, high-performance fastening across industries. Their combination of mechanical robustness, environmental resistance, and professional finish makes them indispensable for:

• Engineers needing reliable assemblies

• Fabricators requiring durable hardware

• Designers seeking functional aesthetics

For mission-critical applications, specify 316 marine grade with proper passivation. For cost-sensitive projects, 304 grade offers excellent balance. Always match screw length to material thickness for optimal performance.