4386637 New Main Relief Control Valve Fits for Hitachi Excavator EX200 ZX230

The main gun of Hitachi EX200-5, i.e. the main relief valve, has the following performance characteristics

Accurate pressure control:

The maximum pressure of the hydraulic system can be accurately set. Usually, the main relief valve of Hitachi EX200-5 is set at around 30MPa to ensure that the system pressure is stable within a safe range, avoid damage to hydraulic components due to excessive pressure, and ensure the normal operation of various working devices of the excavator.

Good stability:

using high-quality materials and advanced manufacturing technology, the internal valve core, valve seat and other components have high matching accuracy and good sealing performance. During long-term use, it can maintain stable performance and is less affected by factors such as oil temperature, oil quality, vibration, etc. It can adapt to various harsh working environments and working conditions.

FAQ:

1.Do you test all your goods before delivery?

A:Yes, we check the whole procession until our customer receive the parcels.

2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3. Why should you buy from us not from other suppliers?
The company has high-quality technical team,perfect quality control system and service network;Quality is the lifeof enterprise.Grasp the quality source,in terms of production,strictly mcontrol of the homemade quality and production process

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