Customized galvanized stainless steel ball joints - forged hardware for power line insulators
Product Overview
Our customized galvanized stainless steel ball joints are precision-engineered forged hardware components designed for power line insulator systems. Manufactured with high-grade stainless steel and hot-dip galvanized for superior corrosion resistance, these ball joints ensure long-term durability, high mechanical strength, and reliable performance in harsh outdoor environments.
Key Features & Benefits
✔ Premium Stainless Steel Construction – Made from 304/316 stainless steel for excellent corrosion resistance and structural integrity.
✔ Hot-Dip Galvanized Finish – Provides extra protection against rust, UV exposure, and extreme weather conditions.
✔ Precision Forging & CNC Machining – Ensures tight tolerances (±0.1mm), smooth articulation, and optimal load distribution.
✔ High Load-Bearing Capacity – Supports heavy mechanical stress in power transmission and distribution systems.
✔ Customizable Designs – Available in various sizes, thread types (metric/SAE), and configurations to fit specific insulator hardware requirements.
✔ Low Maintenance & Long Service Life – Ideal for utility poles, transmission towers, and substation hardware.
Product parameters :
Parameter | Specification |
---|---|
Material | 304/316 Stainless Steel (Other grades available) |
Surface Treatment | Hot-Dip Galvanized (ISO 1461) |
Forging Process | Precision Hot Forging |
Machining Accuracy | CNC Machined (±0.1mm tolerance) |
Thread Standards | Metric (M8-M64), UNC/UNF (1/4"-2.5") |
Load Capacity | Static: Up to 60kN, Dynamic: Up to 35kN |
Rotation Angle | ±30° standard (±45° available) |
Operating Temp. | -40°C to +300°C |
Corrosion Resistance | Salt Spray Test: 1000+ hours (ASTM B117) |
Finish Options | Plain, Electropolished, PTFE Coated |
Standards Compliance | IEC 61284, ANSI C29, DIN 4848 |
Quality Certifications | ISO 9001, CE, RoHS Compliant |
Applications
Overhead Power Line Insulator Systems – Suspension & tension assemblies
Transmission & Distribution Hardware – Dead-end fittings, cross-arm braces
Substation & Switchgear Components – Flexible connectors, linkage systems
Renewable Energy Infrastructure – Solar farm and wind turbine grid connections
FAQ :
1. What materials are used in your ball joints?
Base material: 304/316 stainless steel (other grades available)
Surface treatment: Hot-dip galvanized coating (minimum 85μm)
Optional: Additional PTFE coating for enhanced corrosion protection
2. What are the temperature limits?
Standard range: -40°C to +300°C
Special high-temp versions available up to +500°C
Low-temp options for arctic conditions (-60°C)
3. What certifications do your products have?
ISO 9001 quality management system
IEC 61284 for overhead line fittings
CE marked for European market
RoHS compliant for environmental safety
4. What's your production lead time?
Custom designs: 4-6 weeks
Customer Commitment
We strive to deliver exceptional products and services, ensuring that every fitting meets the highest standards of quality and reliability. Choose us for your carbon steel forged pipe fitting needs and experience the difference in secure connections.