Tips for installing cryogenic valves

1. Clean pipes and valves before installation to remove impurities and grease. Especially when oil is forbidden, users can put forward specific cleanliness requirements. Choose lubricant, must consider the working medium taboo, to avoid the occurrence of accidents.

2. Check whether the parts of the machine are loose or loose. The use of media harmful to human health must be tested for strength, sealing, leakage and accuracy.

3. Valve body and pipe flange connection, pay attention to coaxiality. The connection plate of the mounting flange on the upper valve cover and the cold box shall be wound connected as far as possible.

4. The installation site should consider the safety of personnel and equipment, which is not only easy to operate, but also conducive to disassembly and maintenance.

5. The valve should be upright, vertical installation in the horizontal pipeline, when forced to tilt installation, valve from the vertical or vibration of the occasion, must be fixed with a support frame.

6. The flow direction of the medium should be consistent with the arrow on the valve body. The air flow should be dry and oil-free. The valve should be operated at ambient temperature between -30 ℃ and 60℃.

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