High Performance SAE J188 Refrigeration and Power Steering Hoses China Factory Suppliers
Our high-performance Refrigeration and Power Steering Hoses are engineered to meet the rigorous demands of modern automotive systems. Specifically designed according to SAE J188 standards, these hoses ensure a secure and efficient transfer of air, oil, and water, maintaining optimal system pressure and performance even in the most challenging operating environments.
Built for versatility and durability, these hoses are ideal for conveying organic solvents from industrial equipment and facilitating power steering assembly functions. With a specialized focus on low-temperature flexibility and high-pressure resistance, our rubber solutions provide a reliable safety margin for vehicle operators and industrial engineers alike.
Detailed Parameters
| Common Sizes | 5/16'', 13/32'', 1/2'', 5/8'' | Working Pressure | Max 3.5 MPa (500 Psi) |
|---|---|---|---|
| Burst Pressure | Max 22.0 MPa (3000 Psi) | Refrigerant Compatibility | R404a |
| Applicable Liquids | Diluent, Xylene, Solvent Gasoline | Standard Compliance | SAE J188 |
| Inner Diameter (ID) | 7.9mm to 15.9mm (±0.2mm) | Outer Diameter (OD) | 14.7mm to 23.6mm (±0.3mm) |
| Wall Thickness (WT) | 3.4mm to 3.9mm | Primary Use | Power Steering & Refrigeration |
Key Advantages
Low Permeability
Engineered to prevent refrigerant leakage, ensuring long-term system efficiency and reduced maintenance.
Aging Resistance
High-grade rubber compounds prevent degradation over time, extending the service life of the hose.
Pulse Resistance
Capable of absorbing sudden pressure spikes without compromising structural integrity or safety.
Ozone Resistance
Protects against atmospheric ozone cracking, essential for automotive external exposure.
Cold Flexibility
Maintains softness and flexibility at low temperatures for reliable operation in winter climates.
Chemical Stability
Fully compatible with Xylene, solvent gasoline, and various organic industrial solvents.
Product Gallery
Management Platforms
Quality Control
Strict adherence to SAE J188 standards ensuring every millimeter meets precision specs.
Custom Fabrication
Tailored length and fitting options to match specific vehicle or industrial requirements.
Rapid Prototyping
Fast turnaround from technical drawing to physical sample for automotive testing.
Inventory Sync
Real-time stock management for all popular hose diameters to ensure zero downtime.
Global Logistics
Optimized shipping pathways for automotive parts to reduce lead times globally.
Technical Support
Expert guidance on liquid compatibility and pressure rating selections.
Investment Return Comparison
| Performance Metric | Standard Rubber Hose | Our SAE J188 Hose | Business Value |
|---|---|---|---|
| Service Life | Short/Medium | Extended/Long | Lower Replacement Costs |
| Leakage Rate | Moderate | Ultra-Low | Reduced Fluid Waste |
| Temp Stability | Limited | High Range | Consistent All-Weather Ops |
| Burst Safety | Low Margin | High Margin (3000 Psi) | Enhanced System Safety |
| Chemical Fit | General Only | Multi-Solvent Ready | Versatile Application |
Frequently Asked Questions
The SAE J188 hose is specifically engineered for higher pressure tolerance and superior flexibility in cold conditions, ensuring the power steering assembly operates smoothly without stiffness.
Yes, our refrigeration hoses are specifically tested and designed to be compatible with R404a, offering low permeability to prevent gas loss.
Absolutely. These hoses are designed for industrial application and are resistant to diluents, xylene, and solvent gasoline.
The 1/2 inch hose has a maximum burst pressure of 22.0 MPa or 3000 Psi, providing a significant safety buffer over its working pressure.
Our hoses maintain flexible softness under low temperatures, preventing the rubber from becoming brittle and ensuring safe vehicle operation in freezing environments.
Yes, the material is formulated for high Ozone Resistance and Aging Resistance, preventing surface cracking and internal degradation.
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