18 in. Proving Ring, 5% Deflection

This 18-inch proving ring verifies the accuracy of large diameter deflection gauges. Before testing an 18-inch pipeline, use this proving ring rental to confirm your gauge meets the 5% deflection standard for SDR 26 or SDR 35 pipes. This is a mandatory step for inspectors and engineers to ensure calibrated and accurate results for your project. We carry trusted brands like Hurco and Oatey.

• Fits 18 in. pipes
• 5% deflection standard
• For SDR 26 or SDR 35 pipes
• Product weight of 7 oz.
• Uses: Ideal for calibrating and verifying large-diameter deflection gauges