China HD820III Main Relief Valve

HD820III Main Relief Valve
The main relief valve is an essential component of the hydraulic system in excavators, including the HD820III model. It regulates the pressure in the hydraulic system and protects it from damage due to excess pressure. The valve is typically set to open at a specific pressure, allowing fluid to flow out of the system and relieve the pressure.

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DESCRIPTION

The part number for the main relief valve of the HD820III excavator is 31Q6-10150. The valve has a maximum operating pressure of 34.3 MPa (4970 psi) and a cracking pressure of 20.6 MPa (2990 psi). It has a flow capacity of 120 liters per minute (31.7 gallons per minute).

The main relief valve is an essential component of the hydraulic system in excavators, including the HD820III model. It regulates the pressure in the hydraulic system and protects it from damage due to excess pressure. The valve is typically set to open at a specific pressure, allowing fluid to flow out of the system and relieve the pressure.

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HD820III Main Relief Valve