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One of the most critical checks is ensuring that the bolts securing the hydraulic square flange are tightened to the correct torque specification. Improper torque can lead to flange failure, leakage, or even damage to the components. Use a calibrated torque wrench to verify that each bolt is fastened to the manufacturer’s recommended torque value. Tightening should be done in a criss-cross or star pattern to ensure uniform pressure distribution across the flange and prevent distortion or uneven stress on the flange.
The integrity of the seals is paramount in preventing fluid leakage and maintaining system pressure. Inspect the sealing surfaces of the hydraulic square flange for any visible damage or wear, such as cracks, cuts, or deformation. Check that the seals, such as O-rings or gaskets, are correctly seated in their grooves without any signs of distortion or failure. A compromised seal can lead to the escape of hydraulic fluid, reduced system performance, and increased maintenance needs.
After installation, it is essential to perform a leak test. Once the hydraulic system is pressurized, visually inspect the connection points of the hydraulic square flange for any signs of fluid leakage. Leakage can often be detected with a leak detection fluid that bubbles upon contact with escaping hydraulic fluid. Even small leaks should be addressed immediately, as they can undermine the system's efficiency and cause unnecessary wear on the components. For more comprehensive testing, the system can be pressurized to its rated operating pressure and checked for signs of leakage over a period of time.
During normal operation, observe the hydraulic square flange connection for any excessive vibration or movement. The flange should remain securely in place, with no noticeable shift, wobble, or instability during operation. Excessive vibration or movement can indicate that the flange is not securely fastened or that the installation may not have been completed correctly. In such cases, it is crucial to inspect and retighten fasteners or check for potential issues with the hydraulic system, such as misalignment or an improperly secured component.
It is also important to inspect the surfaces of the hydraulic square flange and the mating connection points for any signs of damage. Look for scratches, dents, gouges, or signs of corrosion on both the flange and the surface it mates with. Even minor surface damage can prevent a proper seal from forming and compromise the hydraulic system’s efficiency. Any damaged surfaces should be repaired or replaced to ensure that the flange creates a proper seal and maintains the system's integrity.
Performing a pressure test on the entire hydraulic system is one of the most reliable ways to confirm the proper installation and fastening of the hydraulic square flange. The system should be pressurized to the operational level, and the flange connection should be monitored to ensure it can withstand the pressure without any issues. A successful pressure test with no leakage indicates that the flange is properly installed and securely fastened. If the flange fails the pressure test, further inspection and adjustment of the installation are necessary.
1. Working pressure of SAE code 61 series flange clamps is 3000 PSI, 3,5 MPa (35 bar) to 35 MPa (350
1. Working pressure of SAE code 61 series flange clamps is 3000 PSI, 3,5 MPa (35 bar) to 35 MPa (35
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