628-9473 6289473 Safety Relief Valve A6VM160 Pressure Control Valve Hydraulic Safety Valve EC460 2.421-00372 02600502 Excavator

628-9473 6289473 Safety Relief Valve A6VM160 Pressure Control Valve Hydraulic Safety Valve EC460 2.421-00372 02600502 Excavator

Product Description

The GVO excavator relief valve, compatible with EC460 excavators, is a key pressure control valve in the hydraulic system. It regulates hydraulic pressure, releases overload pressure, protects core hydraulic components such as the main valve and hydraulic pump, and ensures stable operation of the entire machine.

This relief valve is precision-machined from high-quality steel and undergoes overall quenching treatment. Equipped with oil-resistant and high-pressure-resistant seals, it boasts excellent sealing performance, impact resistance, and wear resistance. Suitable for the high-pressure hydraulic conditions of excavators, it effectively prevents internal leakage, pressure loss, operational instability, and vibration.

Product Introduction

This relief valve, designed for the EC460 excavator, is a crucial pressure protection plug-in component within the main control distribution valve. It governs the maximum safe pressure of the entire hydraulic system of the machine and establishes an overload protection barrier for the entire hydraulic circuit. The EC460, as a highly popular large-tonnage engineering excavator with a wide range of applications in mining, large-scale earthwork excavation, heavy-load loading, etc., is widely used in high-intensity operation scenarios. During excavation, raising the boom, rotation impact, and combined with the hammering operation, the hydraulic pipelines will frequently experience instantaneous high-pressure impacts.

The valve body of this relief valve is formed by a single piece of high-strength alloy steel through forging. It undergoes quenching and tempering treatment, ensuring sufficient overall structural strength. It can withstand the repeated scouring and impact of high-pressure hydraulic oil for a long time and resist external force damage caused by the working environment of the construction machinery. The valve core and valve seat are processed using a high-precision matching grinding method, achieving a precise gap of micrometer level, which not only ensures the sensitive and rapid response of overflow pressure relief under overload conditions but also maintains a tight closure during normal operation of the equipment, minimizing internal leakage of the component and eliminating unnecessary overflow that causes power loss in the system. The working surface of the valve core is strengthened for wear resistance, capable of withstanding the erosion and scratching of fine impurity particles in the hydraulic oil, reducing the probability of impurities blocking the valve, and effectively extending the actual service life of the component.

Packaging & Shipping

We use high-strength, environmentally friendly paper export packaging, which is reinforced, cushioned, and moisture-proof, suitable for long-distance international logistics transportation, and meets cross-border freight and environmental protection standards. International transportation adopts formal cross-border logistics, with full tracking of logistics information and supporting customs clearance documents to ensure smooth customs clearance and timely delivery of goods overseas.

Company Introduction

The GVO brand is a manufacturer of hydraulic components. We mainly produce the most comprehensive range of pilot pumps, gear pumps, relief valves, hydraulic pumps, electrical components, hydraulic parts, engine assemblies, traveling assemblies, rotating assemblies, distribution valves, and other components.

We are factory direct sellers without any middlemen profiting from price differences. The quality is definitely the best for you because we are the ones who produce them. We cannot tarnish our reputation. The prices are also the most favorable for you. There is a stable delivery speed.

We value every customer and provide you with the best service. We offer pre-sale, in-sale, and after-sale guarantees. Any problems will definitely be resolved for you. We are always available to serve you.