HDG Oval Neck Fish Plate Bolts manufactured to AREMA Standard Grade 5 specifications, featuring hot-dip galvanized finish for superior corrosion resistance in railway applications.

• Forged construction for enhanced strength and extended service life
• Anti-loosening design with integrated limiting mechanism prevents vibration-induced loosening
• Hot-dip galvanized finish provides superior corrosion protection in harsh environments
• 100% quality inspection ensures consistent performance and reliability
• Special anti-rust grease composition maintains protection in humid, acidic, and saline conditions
• Suitable for temperature ranges from -50°C to 100°C

Structural steel construction, metal buildings, oil & gas infrastructure, towers & poles, wind energy systems, mechanical machinery, automotive applications, and home decorating projects.

Desktop direct-reading spectrometer, cutting machines, automatic pre-milling machines, polishing machines, Vickers hardness testing gauges, metallography microscopes, electrolytic thickness gauges, tensile testing machines, salt spray devices, magnetic particle flaw detectors, calipers, and Go/No-go gauges.

Supply capability of 2000 tons per month with no minimum order restrictions.

We support full customization services for standard and non-standard fasteners. For custom orders, please provide detailed specifications including size, quantity, material grade, surface finish requirements, and technical drawings or samples.