Dongguan Guanbiao Hardware Products Co., LTD
Dongguan Guanbiao Hardware Products Co., LTD Innovation is the foundation, quality is the life, pragmatism is the purpose, and efficiency is the goal. Customer satisfaction is our ultimate goal.
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We specialize in manufacturing high-precision stainless steel fasteners that combine exceptional strength, corrosion resistance, and visual appeal. Our products are engineered for demanding environments, from marine and offshore applications to luxury architecture and high-end machinery. With full customization capabilities, we provide fastening solutions that meet both functional and decorative requirements.
| Category | Specifications | ||
|---|---|---|---|
| Product Range | Machine screws, hex bolts, socket head caps, washers, nuts, threaded rods, custom fasteners | ||
| Materials | 304 (A2) – General corrosion resistance; 316 (A4) – Superior marine-grade; 316L – Enhanced weldability & chemical resistance | ||
| Standards | DIN, ISO, ASTM, ANSI, JIS, EN, custom specifications available | ||
| Size Range | Metric: M2 – M24 | Imperial: #4 – 1" | Lengths: 5mm – 300mm (custom lengths available) |
| Surface Finish | Mirror polish (decorative), brushed/satin (semi-gloss), PVD coating (color options), electropolishing (hygienic/medical), passivation (corrosion protection) | ||
| Strength Grade | A2-70 (304) – 700 MPa tensile strength; A4-80 (316) – 800 MPa tensile strength | ||
| Corrosion Resistance | Saltwater, UV, acids, alkalis, and extreme temperatures (tested per ASTM B117 salt spray) | ||
| Certifications | RoHS, REACH, DNV-GL (marine), ISO 9001:2015 | ||
| Customization | Head types (pan, flat, round), drive styles (Torx, Phillips, hex), laser engraving, non-standard threads, packaging |
Use Cases: Shipbuilding, dock construction, offshore oil rigs, underwater equipment
Key Features: 316/316L stainless steel resists saltwater corrosion; DNV-GL certified for safety.
Use Cases: Facade cladding, handrails, glass structures, high-end furniture
Key Features: Mirror-polished or PVD-coated finishes for aesthetics; structural integrity.
Use Cases: Engine components, exhaust systems, aircraft interiors
Key Features: High-temperature resistance; lightweight yet durable.
Use Cases: Processing equipment, hygienic fittings, cleanrooms
Key Features: Electropolished surfaces prevent bacterial growth; FDA-compliant.
Use Cases: Robotics, conveyor systems, precision instruments
Key Features: Tight tolerances (±0.01mm); vibration-resistant locking threads.
Why Choose Us?
20+ Years Expertise in stainless steel fastener manufacturing.
End-to-End Customization – From material selection to packaging.
Global Supply – Export to 50+ countries with OEM/ODM support.
Contact Us Today for a tailored quote – Where Precision Meets Durability!
Webside: www.ss-screws.com
Email: Nancy@ss-screws.com
WhatsApp: +86 13423026460