This product is a set of multi-specification high-strength galvanized bolts and connectors, suitable for harsh environments in the automotive, machinery, and railway industries. It offers excellent mechanical performance and corrosion resistance.
Product Type: Bolts, Screws, Connectors
Surface Treatment: Zinc Plating (Color Zinc)
Material: Carbon Steel / Alloy Steel
Strength Grade: 8.8 / 10.9 / 12.9
Thread Type: External Thread
Thread Direction: Right-Handed
Thread Standard: ISO Metric
Application: Automotive, Machinery, Construction
Installation Method: Tool Fastening
Drive Type: Hex, Allen, Spline
Head Type: Hex Head, Round Head, Flange Head
Connection Type: Threaded Connection
Thread Tolerance: 6g
Corrosion Resistance: High
Tensile Strength: ≥800 MPa
Yield Strength: ≥640 MPa
Thread Length: Partial or Full Thread
Diameter Range: M6–M20 (customizable)
Manufacturing Process: Turning + Heat Treatment + Electroplating
Heat Treatment: Quenching and Tempering
Durability: Long-Lasting, Wear-Resistant
Installation Environment: Indoor / Outdoor
Vibration Resistance: Good
Shear Resistance: Strong
Customizable: Yes
Environmental Standard: RoHS Compliant
Oxidation Resistance: Excellent
Anti-Loosening Structure: Optional
Temperature Resistance: -50°C to 300°C
Standards: DIN, GB, ISO
Color: Gold (Zinc Coating)
Surface Roughness: Ra ≤ 3.2
Compatible Nuts: Standard Hex Nuts
Precision Grade: High Precision Available
Hardness: HRC 32~42
Packing: Bulk / Boxed / Bagged
Applicable Tools: Wrench, Socket, Allen Key
Unit: Piece / Box
MOQ: 500 pcs
Usage Example: Axles, Chassis, Construction Machinery
Anti-Slip Design: Spline or Grooved Options
Thread Coverage: Fully / Partially Threaded
Head Processing: Cold Forging
Appearance Quality: Uniform Coating, Burr-Free
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