Hydrostatic testing is a pressure-based inspection method used to verify the strength, integrity, and leak-tightness of pipes, valves, tanks, cylinders, hoses, and other pressure-containing equipment. The process involves filling the component with water (or another incompressible fluid) and pressurizing it to a specified level—often above its normal operating pressure—to ensure it can safely withstand real-world conditions. During the test, technicians monitor for pressure drops, deformation, or visible leaks. Hydrostatic testing helps identify weaknesses before equipment is put into service, ensures regulatory and safety compliance, and provides documented assurance that the system is fit for use.