Marine Steam Reducing Valve | CB/T 1852-1993 Certified Pressure Regulator for Marine Boiler Systems
Product Overview
Our CB/T 1852-1993 Steam Reducing Valve is a precision-engineered pressure regulation device designed specifically for marine steam systems. This high-performance reducing valve maintains optimal steam pressure between different sections of shipboard piping networks, ensuring safe and efficient operation of marine boilers, heating systems, and steam-driven equipment. Manufactured to Chinese marine standards with dual flange compatibility, it delivers reliable pressure reduction from PN2.5 inlet to PN1.6 outlet conditions.
Key Features & Benefits
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CB/T 1852-1993 Compliance: Meets Chinese marine industry standard for steam reducing valves
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Dual Flange Standards: Compatible with GB/T569 and GB/T2501 flange connections
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Material Options: Available in cast steel and stainless steel for corrosion resistance
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Precision Pressure Reduction: Reliable regulation from PN2.5 inlet to PN1.6 outlet
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Marine Environment Optimized: Designed for shipboard steam system applications
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Wide Size Range: DN20 to DN150 for various marine piping requirements
Technical Specifications
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Standard: CB/T 1852-1993
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Nominal Diameter: DN20 to DN150mm
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Body Materials: Cast Steel, Stainless Steel
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Flange Standards: GB/T569, GB/T2501
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Inlet Pressure: PN2.5 MPa
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Outlet Pressure: PN1.6 MPa
Applications
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Marine boiler steam distribution systems
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Shipboard heating and heating systems
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Steam turbine bypass applications
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Auxiliary steam supply networks
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Offshore platform steam systems
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Marine industrial process steam lines
Dimension Chart (GB/T569 Flange Standard)
PN2.5 Inlet / PN1.6 Outlet Configuration
| DN1 | DN2 | L | H | h | D1 | D2 | D3 | d1 | Bolt | b1 | D4 | D5 | D6 | d2 | Bolt | b2 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20 | 25 | 170 | 250 | 75 | 95 | 68 | 48 | 13 | 4-M12 | 11 | 105 | 73 | 56 | 13 | 4-M12 | 12 |
| 25 | 32 | 105 | 73 | 56 | 12 | 115 | 83 | 64 | 15 | 6-M14 | 13 | |||||
| 32 | 40 | 200 | 260 | 80 | 115 | 83 | 64 | 15 | 6-M14 | 13 | 125 | 93 | 74 | |||
| 40 | 50 | 210 | 270 | 85 | 125 | 93 | 74 | 135 | 103 | 84 | ||||||
| 50 | 65 | 240 | 290 | 115 | 135 | 103 | 84 | 170 | 132 | 110 | 17 | 8-M16 | 15 | |||
| 65 | 80 | 300 | 170 | 132 | 110 | 17 | 8-M16 | 15 | 185 | 147 | 126 | 16 | ||||
| 80 | 100 | 280 | 320 | 120 | 185 | 147 | 126 | 16 | 205 | 167 | 146 | 10 | ||||
| 100 | 125 | 330 | 350 | 150 | 205 | 167 | 146 | 10 | 225 | 187 | 168 | |||||
| 125 | 150 | 380 | 360 | 190 | 240 | 196 | 172 | 21 | M20 | 19 | 255 | 217 | 196 | 12 | 20 | |
| 150 | 200 | 470 | 425 | 225 | 270 | 226 | 200 | 12 | 20 | 325 | 281 | 254 | 21 | M20 |
The description/sizes may be different with goods, please check with us when order.
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