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Dn700-170mm PTFE Expansion Joint. Customized Product Options: Color and product name can be customized to meet specific requirements. Corrosion Resistance: Pure PTFE material resists acid, alkali, oil, and gas in strong corrosive environments. Vibration Reduction: Eliminates vibration and improves sealing performance in pump systems and pipelines. Thermal Expansion Compensation: Compensates for displacement caused by climate change and thermal expansion. 24-Month Warranty: Comprehensive 24-month warranty coverage for mechanical reliability. Compact Structure: Reliable operation with a compact design suitable for various installations. High Pressure Capability: Supports working pressures up to 1.0MPa depending on the specific model.