612L20B-B Standard Centrifugal Pump
Sandman® 12x12 612L20B-B Standard Suction C-Pump is featuring a 12" x 12" suction and discharge connections, robust cast iron casing, and a non-clogging enclosed impeller, the 612L20B-B is built to handle tough continuous-duty pumping environments while maintaining minimal maintenance overhead.
this 12x12 standard c-pump is widely utilized in industrial clean water & mild slurry pumping, high-volume dewatering (construction, mining, quarrying), agricultural irrigation and river water intake.
Key Features & Benefits
Up to 85% Efficiency
Advanced hydraulic design delivers exceptional energy conversion, reducing operational costs and power consumption across the entire performance range.
Concentric Casing Design
Thick-wall concentric volute minimizes turbulence, reduces abrasive wear patterns, and extends casing life significantly over conventional designs.
14.88-Inch Impeller Design
The 14.88-inch impeller configuration provides a basis for selecting the required hydraulic performance. Actual flow rate and total dynamic head depend on impeller geometry, rotational speed, fluid properties, and system resistance.
Mechanical Seal
High-quality cartridge mechanical seal provides zero-leakage operation, eliminating environmental contamination and extending seal service life.
Adjustable Discharge
Discharge orientation can be positioned in any direction by rotating the pump casing, providing maximum installation flexibility for any piping configuration.
Interchangeable Parts
Spare parts are fully interchangeable with industry-standard 60 Series pumps, reducing inventory costs and ensuring rapid field maintenance availability.
612L20B-B Pump Performance & Dimension
Model 612L20B‐B Technical Specifications
| Parameter | Specification |
| Model | 612L20B-B |
| Pump type | Standard centrifugal pump |
| Product category | High-volume centrifugal pump |
| Suction size | 12 inch (304.8 mm nominal) |
| Discharge size | 12 inch (304.8 mm nominal) |
| Impeller diameter | 14.88 in (approximately 378 mm) |
| Flow rate | Up to 2,725 m³/h |
| Total head | Up to 46 m |
| Operating speed | 700–1,250 rpm |
| Maximum power | 125 HP (90 kW) |
| Max. solids handling | 1.88 inch (48 mm) spherical solids |
| Casing material | Cast iron, subject to configuration |
| Impeller material | Ductile iron, subject to configuration |
| Seal | Mechanical seal (TC) |
| Drive arrangement | Basic pedestal, driver and coupling requirements to be confirmed |
| Typical applications | Industrial water transfer, mining, oilfield, wastewater and compatible process fluids |
Industry Applications
The 612L20B-B is trusted across multiple industries for its reliability, high throughput, and ability to handle abrasive and corrosive media.
Sand & Gravel Extraction
High-volume transfer of abrasive sand-laden slurries in mining and dredging operations.
Dewatering
Rapid water removal from construction sites, mines, and flood-prone areas with continuous duty operation.
Oilfield Drilling
Mud transfer and circulation in solids control systems for onshore and offshore drilling rigs.
Industrial Processing
Chemical transfer, wastewater treatment, and mineral processing plant fluid handling.
Power Generation
Cooling water circulation, ash handling, and FGD slurry transfer in thermal power plants.
Agricultural Irrigation
Large-scale water transfer for flood irrigation, drainage systems, and reservoir management.
Ready to Get Started?
Our team of pump specialists is ready to help you select the right solution for your application. Contact us today for a customized quote and performance analysis.
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Contact Information
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+86 311 8722 1317
No. 266, Tianshan St, High-tech Zone, Shijiazhuang City 050000, China.
