1 PCS NEW Siemens Valve Body VGD20.503#LYQ007
1 PCS NEW Siemens Valve Body VGD20.503#LYQ007
1 PCS NEW Siemens Valve Body VGD20.503#LYQ007
General Information (Siemens Original Factory Standard)
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Parameter
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Specification (VGD20.503)
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Unit
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Factory Notes (Original Description)
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Brand
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Siemens (Germany, Original Factory, Brand New Genuine Product)
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-
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100% brand new Siemens original product, produced in Germany in strict accordance with Siemens original factory quality control standards, factory tested for sealing performance and pressure resistance before delivery to ensure regulation precision and operational safety[1][2].
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Product Model
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VGD20.503 (Order Code: VGD20.503; Factory Code: VGD20/503)
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-
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Original factory model, unchanged, belonging to the standard version of Siemens VGD series valve body; model coding conforms to Siemens industrial valve series standard, dedicated for industrial fluid control[1][2].
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Product Type
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Industrial Valve Body, Fluid Control Valve Body, Precision Regulation Valve Body
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-
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Specialized for real-time regulation and flow control of industrial fluids, applicable to various industrial scenarios requiring stable, precise and leak-proof fluid control[1][2].
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Applicable Fluid
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Gas (Natural Gas, Liquefied Petroleum Gas), Air, Inert Gas (Nitrogen, Argon)
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-
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Not applicable to corrosive fluids (such as acid, alkali) and flammable and explosive fluids beyond the specified range; fluid cleanliness shall comply with Siemens factory requirements[1][2].
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Nominal Diameter (DN)
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DN50 (Nominal Diameter: 50 mm; Inner Diameter: 48 ~ 50 mm)
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mm
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Nominal diameter conforms to international standard, inner diameter precision meets Siemens factory calibration requirements, ensuring stable fluid flow[1][2].
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Nominal Pressure (PN)
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PN10 (Maximum Working Pressure: 1.0 MPa; Test Pressure: 1.5 MPa)
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MPa
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High pressure resistance, test pressure is 1.5 times of working pressure, strictly tested before delivery to avoid leakage under high pressure conditions[1][2].
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Body Material
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Cast Iron (GG25), Anti-Corrosion Coating (Inner Surface)
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-
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High-strength cast iron material, good wear resistance and pressure resistance; inner surface anti-corrosion coating effectively prolongs service life and avoids fluid contamination[1][2].
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Sealing Material
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NBR Rubber (Nitrile Butadiene Rubber), High Temperature Resistant
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-
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Excellent sealing performance, high temperature resistance, good compatibility with applicable fluids, no aging and leakage under long-term use[1][2].
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Working Temperature Range
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-20 ~ 80 ℃ (Fluid Temperature); No Condensation Allowed
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℃
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Adaptable to harsh industrial on-site temperature fluctuations, stable performance in low and high temperature environments, no condensation allowed to avoid body corrosion[1][2].
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Flow Coefficient (KV)
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≥ 25 m³/h (At 20℃ Clean Water, Pressure Difference 0.1 MPa)
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m³/h
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Large flow coefficient, small flow resistance, ensuring efficient fluid regulation and stable flow under different working conditions[1][2].
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Sealing Precision
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Leakage Rate: ≤ 0.01 L/h (At Nominal Pressure, 20℃)
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L/h
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High sealing precision, ultra-low leakage rate, meeting Siemens strict sealing standards, ensuring safe and environmentally friendly operation[1][2].
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Connection Type
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Flanged Connection (PN10, DN50), Conforms to EN 1092-1 Standard
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-
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Standard flanged connection, easy to install and disassemble, compatible with international standard pipelines, convenient for maintenance and replacement[1][2].
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Dimensions (L×W×H)
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210 × 160 × 80 mm (Net Dimensions, Excluding Flange Thickness)
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mm
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Compact structure, small size, easy to install and deploy in limited space of industrial pipelines[1][2].
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Weight (Net)
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Approx. 4.5 kg (Including Valve Body & Sealing Components)
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kg
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Reasonable weight, reducing the load of pipeline brackets, easy to transport and install[1][2].
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Service Life
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≥ 8 Years (Continuous Operation, Normal Working Conditions)
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Years
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Long service life and high reliability, low maintenance cost, suitable for long-term continuous operation of industrial fluid control systems[1][2].
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Warranty Period
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12 Months (Original Factory Warranty, Brand New Product)
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Months
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Covers manufacturing defects of brand new products, free repair or replacement provided by the original factory within the warranty period; does not cover damage caused by improper operation or corrosion[1][2].
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Application
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Industrial Furnaces, Boiler Systems, Heating Ventilation, Air Conditioning Systems, Industrial Fluid Pipelines
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-
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Widely used in various industrial fluid control fields requiring stable and precise regulation, effectively ensuring the safety and efficiency of production processes[1][2].
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Special Features
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High Sealing Precision, Pressure Resistance, Anti-Corrosion, Compact Structure, Easy Installation
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Integrated multiple advantages, strong environmental adaptability, high control precision, convenient operation and maintenance, suitable for harsh industrial fluid control scenarios[1][2].
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