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Flexible Metal Hose
The 304 Stainless Steel Flexible Metal Hose is designed to absorb movement, vibration, and thermal expansion in industrial piping systems. Contractors use this hose to connect rigid piping where flexibility is needed—such as between pumps, compressors, or vibrating equipment. Its corrugated design allows for multi-directional movement while maintaining pressure integrity. Ideal for water, steam, air, and chemical applications, it installs easily using threaded or press-fit ends. The stainless steel construction resists corrosion and ensures long-term durability in demanding environments. Use it to reduce stress on piping systems and improve overall system reliability and performance.

Key Features
- Proven Technology: Simple and robust connection ensures long-term system reliability.
- Flameless Installation: Clean and safe assembly reduces installation and repair time.
- Cost Efficiency: Achieve over 50% reduction in traditional installation costs.
- Vibration Absorption: Elastomeric connections absorb vibration, thermal expansion, and contraction.
- Corrosion Resistance: Chromium dioxide layer protects against harsh environments.
- Fluid Integrity: No risk of contamination to conveyed fluids.
- UV Stability: No degradation from UV exposure.
- Low Expansion: Thermal expansion factor of only 16, ensuring dimensional stability.
Size Range
Available in 1/2″ to 10″
Material
- 304 Stainless Steel: Hygienic, durable, and corrosion-resistant for long-term use in industrial environments.
Applications
- Compressed Air / Inert Gases: Ideal for corrosive environments and food-grade systems
- Chemical Handling: Excellent corrosion resistance
- Cooling Systems: Coolers, cooling towers, and chillers (glycol-based)
- Process Water: Reliable in industrial water systems
- Oils: Suitable for cutting fluids and lubricants
- Power Generation: Built to perform in demanding energy sector conditions
Certifications
- ASME B31.1, ASME B31.3, ASME B31.9
- ASTM A312
- ISO 8573-1
- ISO 9001, ISO 14001
Warranty
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- 10-Year Warranty on all AP Stainless pipe and fittings

Additional information
Weight
0.31 lbs
AP Stainless Outer Dimension
16mm (1/2"), 20mm (3/4"), 25.4mm (1"), 32mm (1-1/4"), 40mm (1-1/2"), 50.8mm (2"), 63.5mm (2-1/2"), 76.1mm (3"), 101.6mm (4"), 133mm (5"), 159mm (6"), 219mm (8"), 273mm (10")
Color
Blue, Silver Metallic
Features
High Flow
Pressure
188 PSI, 1mbar/0.03inhg (Full industrial vacuum), 200 PSI
Connection
Press
Temperature
EPDM -4°F to +248°F
Material
Stainless Steel
AP Stainless Certification
ASME, CE, EN, ISO 14001, ISO 45001, ISO 9001, TS, TUV, UL, ASME B31.1, ASME B31.3, ASME B31.9, ASTM A312, ISO 8573-1, ISO 9001, ISO 14001