Custom Wholesale Flow Valve Company

Product Overview

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Product Features

**Product Overview**

Product Value

CHONGQING CHANGJIA INTERNATIONAL TRADING CO., LTD offers high-quality wholesale flow valves recognized for their integrity, strength, and reliable performance. The company has established stable business relationships and service networks across multiple countries, ensuring assured quality through strict testing processes. The valves are widely used in various hydraulic systems.

Product Advantages

**Product Features**

Application Scenarios

- Porting patterns comply with DIN 24 340, ISO 5781, and CETOP-RP 121H standards.

- Equipped with pilot-operated check valves that are leak-free and control return flow precisely relative to actuator input flow.

- Includes a by-pass valve to allow free-flow in the opposite direction.

- Optionally fitted with a built-in secondary pressure relief valve (available for flange connection models).

- Designed with components such as main poppet, pilot parts, damping spools, ensuring stable flow control and safety functions.

**Product Value**

The valves provide dependable hydraulic flow control, ensuring stable speeds of hydraulic motors and cylinders regardless of load variations, enhancing system safety by preventing runaway conditions and pipe bursts. This functionality contributes to increased system reliability and prolonged equipment life, delivering strong operational value in hydraulic applications.

**Product Advantages**

- High operating pressure capabilities (up to 42 MPa for some ports) and wide flow range options to suit different application sizes.

- Compatibility with mineral oil or phosphate ester fluids over a broad temperature and viscosity range.

- Robust construction with precise technical specifications, including surface roughness and filter requirements, to assure durability and optimal performance.

- Customizable features like secondary pressure relief valves enhance versatility and safety.

- Manufactured and supplied by a reputable company with industry-recognized quality and customer-focused service.

**Application Scenarios**

The wholesale flow valves are ideal for use in hydraulic systems requiring precise control of motor and cylinder speeds independent of load fluctuations. Typical applications include industrial machinery, mobile hydraulic equipment, and any system demanding reliable pressure relief, flow control, and safety isolation functions. The valves fit well into systems adhering to DIN or ISO standards, widely used across manufacturing, construction, and heavy equipment industries.