All DC Check-Q-Meter valves are guaranteed for one year. During the guarantee period, it is free to repair it. The factory has introduced more than 750 most advanced production equipment to ensure product quality. Huad® Check- Q-Meter valves have come up to the international standards. The quality is comparable to first-tier brands such as Rexroth. The factory has passed the three major national system certifications of quality, environmental, and occupational health and safety management. Huade Hydraulic is a leader in China's hydraulic industry and cooperates with many large state-owned enterprises in China.
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Pressure fluid |
Mineral oil (for NBR seal) or phosphate ester(for FPM seal) |
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Pressure fluid -temperature range(℃) |
-30 to +80 |
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Viscosity range (mm ²/s) |
10~800 |
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Size |
6 |
10 |
15 |
20 |
25 |
30 |
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Operating pressure: ports A and B (MPa) |
up to 31.5 |
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Cracking pressure (MPa) |
up to 0.05 |
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Flow, max (L/min) |
45 |
110 |
230 |
330 |
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Degree of fluid contamination (㎛) |
Maximum permissible degree of contamination of the fluid is to NAS 1638, class 9. β10≥75 |
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Features:
▶ For subplate mounting
▶ For pipe connections
▶ 5 pressure ranges
▶ 3 adjustment elements:
. Rotary knob
. Sleeve with hexagon and protective cap
. Lockable rotary knob with scale
Application:
DC Check-Q-meters can be used in hydraulic systems to prevent negative loads causing hydraulic cylinders or motors ‘running away’. They may also act as anti-burst valves.
Check-Q-Meter valves Type DC 20P consist of the housing(1) direct operated poppet valve(2), and check valve(3).
Symbols
Address
No. 27, Yangsha Road, Huilong Town, Nantong City, Jiangsu Province, China
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