What term describes the pressure at which a hydraulic component fails due to stresses induced by pressure?

• A. Horizontal Load Test
• B. Stability Test
• C. Burst Pressure
• D. Continuous Egress

Answer: (C)

Burst pressure is the maximum internal pressure a hydraulic component can withstand before it ruptures under the stresses caused by that pressure. It reflects the strength of the material, wall thickness, geometry, and any construction flaws. In design and safety practice, the operating pressure and any potential pressure surges should stay well below the burst pressure, providing a margin to prevent failure. This value is obtained by gradually pressurizing the component with fluid until it fails, revealing the point of rupture and ensuring the part remains safe under expected service conditions. The other terms describe entirely different tests or considerations—external lateral loading, stability under load, or safe egress procedures—so they do not define the pressure at which a component fails due to internal pressure.