Model No.: ZD45-1
Material: Cast Iron
Type: Self-Operated
Color: Black
Name: Hydraulic Monoblock Valve
Warranty: One Year
Flow: 45 lpm
Trademark: GRH
Transport Package: Standard Packing
Specification: CE
Origin: Jiangsu, China
HS Code: 84812010
About Us
| SHANGHAI GUORUI HYDRAULIC TECHNOLOGY CO., LTD |
GRH specializes in providing hydraulic components and solutions for hydraulic systems. |
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Over the past 30 years, GRH has grown into a leading player in the fluid power industry since its establishment in 1986. Our commitment to continuous improvement and innovation has helped us build a strong reputation.
Research and development are at the core of our success. We follow the standards of TS16949 and ISO14000, ensuring quality and sustainability in all our products. Our employees’ skills and creativity set us apart from the competition.
We design and manufacture a wide range of hydraulic components including Gear Pumps & Motors, Monoblock Valves, Sectional Stack Valves, Proportional Valves, and Flow Dividers. These are used in industrial machinery, construction equipment, agricultural machines, and material handling systems.
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GRH also offers custom solutions tailored to specific customer needs. Our extensive experience in system design and application helps customers achieve optimal performance in their hydraulic systems. |
We have developed a series of load-sensing proportional stackable valves that enhance valve performance and system efficiency. |
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GRH (Shanghai) - International Sales Office
GRH (Jiangsu) - Manufacturing Facility and Domestic Sales Office
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Product Description
| Major Technical Data for Control Valve | |
| Rated Flow Rate: | 45 L/min |
| Maximum Flow Rate: | 55 L/min |
| Max Pressure at P Port: | 310 bar |
| Max Pressure at A/B Port: | 310 bar |
| Max Pressure at T Port: | 25 bar |
| Internal Leakage (at 70 bar): A/B to T | 30–35 cc/min |
| Oil Temperature Range | |
| With NBR (BUNA-N) Seals: | -20°C – 80°C |
| With FPM (VITON) Seals: | -20°C – 100°C |
| Spool Stroke (1/2 Position): | ±7 mm |
| With Floating Function (1/2 and F Position): | ±7–9 mm |
| Recommended Temperature Range: | -40°C – 60°C |
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