Sulman SM Double Suction Pumps Description
Sulman SM pumps are horizontal, axially split, double-suction, single-stage centrifugal pumps designed for high-flow water and industrial fluid circulation applications. the pumps are between-bearing axially split pump family and are widely used where high efficiency, reliability, and easy maintenance are required.
Sulman SM Series Pumps Main characteristics:
Sulman SM Axially Split Pumps Design Advantages
| Advantages | Why it matters |
| High flow | Excellent for large-volume water transfer |
| Double suction | Reduces axial thrust |
| High efficiency | Lower operating energy cost |
| Low NPSH | Useful where suction conditions are difficult |
| Axially split casing | Easy maintenance |
| Rotor removable from top | Less piping disturbance |
| Dry shaft | Better shaft protection |
| Replaceable wear rings | Lower maintenance cost |
| Robust construction | Suitable for continuous operation |
| Horizontal/vertical versions | Flexible installation |
Sulman SM Single Stage Pumps Models
| SM Model | Typical Application |
| SM 32-125 | Small industrial water circulation |
| SM 40-160 | Utility water / process service |
| SM 50-200 | General industrial pumping |
| SM 65-200 | Cooling water and plant services |
| SM 80-200 | Medium flow applications |
| SM 80-250 | Industrial process water |
| SM 100-200 | General water transfer |
| SM 100-250 | Mining plant water systems, utilities |
| SM 100-315 | Higher head process service |
| SM 125-250 | Medium-large flow applications |
| SM 125-315 | Process water and cooling systems |
| SM 150-315 | Large industrial circulation |
| SM 150-400 | High flow industrial service |
| SM 200-400 | Large water/process systems |
| SM 200-500 | Large capacity applications |
| SM 250-500 | Large industrial pumping |
| SM 250-630 | Very large flow applications |
Sulman SM Pumps Applications
1. Water supply & water transfer
Raw-water intake, Clean-water transfer, Municipal water supply, Water distribution, Booster stations, Reservoir transfer, Industrial water transfer
2. Power plants
Cooling-water circulation, Auxiliary cooling, Raw-water transfer, Service water, Fire water, Heating systems, District heating/cooling
3. Irrigation & drainage
Agricultural irrigation, Drainage stations, Flood control, Water-level management, Canal/pipeline transfer
4. Desalination & water treatment
Seawater intake, Raw-water transfer, Pretreatment, Treated-water transfer, Cooling-water systems, Desalination auxiliary services
5. Fire-fighting systems
6. Marine applications
Ballast water, Cooling water, General seawater transfer, Marine utility water
7. Pulp and paper plants
8. Chemical & Petrochemical plants
Sulman SM Pumps Interchangeable Spare Parts
| Pos. No. | Part Name | Function |
| 102 | Pump Casing / Split Casing | Main pressure housing (upper & lower casing) |
| 161 | Casing Cover | Covers hydraulic chamber |
| 210 | Shaft | Transfers motor torque to impeller |
| 230 | Impeller (Double Suction Impeller) | Main hydraulic rotating part |
| 320 | Bearing | Supports shaft rotation |
| 321 | Radial Bearing | Carries radial loads |
| 323 | Thrust Bearing | Controls axial movement |
| 330 | Bearing Housing | Supports bearing assembly |
| 350 | Bearing Bracket / Bearing Support | Holds bearing system |
| 400 | Seal / Gasket Set | Static sealing between components |
| 411 | O-ring | Static sealing |
| 412 | Gasket | Casing and component sealing |
| 423 | Labyrinth Ring / Bearing Seal | Protects bearing chamber |
| 452 | Packing Gland | Packing seal compression |
| 458 | Lantern Ring | Seal water distribution |
| 461 | Packing Ring | Shaft sealing |
| 471 | Mechanical Seal Cover | Mechanical seal support |
| 502 | Casing Wear Ring | Maintains hydraulic clearance |
| 503 | Impeller Wear Ring | Reduces wear and efficiency loss |
| 524 | Shaft Sleeve | Protects shaft sealing area |
| 525 | Sleeve | Rotating protection component |
| 901 | Stud / Bolt | Casing fastening |
| 920 | Nut | Fastening |
| 940 | Impeller Key | Transfers torque |
Sulman SM Series Pumps vs Other Series Pumps
| Pump Series | Pump Type | Main Feature | Typical Applications |
| SM | Horizontal double-suction centrifugal pump | Large flow, high efficiency, low NPSH | Cooling water, raw water, circulating water |
| SNS | Horizontal end-suction single-stage process pump | Standardized process pump, high efficiency | Industrial process liquids, clean/slightly contaminated liquids |
| CZ | Horizontal end-suction centrifugal pump | Chemical/process service, robust design | Chemical plants, auxiliary systems |
| A/APP/NPP/EPP/WPP | End-suction process pump | Heavy industrial/process duty, corrosion & wear resistance | Mining, pulp & pulp paper, chemicals |
| ZPP | Horizontal double-suction pump | Very large flow capacity | Water supply, power plants, cooling systems |
| MC | Horizontal multistage pump | High pressure/high head | Boiler feed water, high-pressure systems |
| MBN | Multistage ring-section pump | Very high pressure, power applications | Boiler feed, energy plants |
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Contact Information
+86 180 3203 4573
+86 311 8722 1317
No. 266, Tianshan St, High-tech Zone, Shijiazhuang City 050000, China.
