Stainless Steel Water Supply Pump
Industrial Stainless Steel Water Supply Pumps
Engineered for Continuous-Duty Commercial, Municipal, and OEM Fluid Systems
Executive Summary & Operating Limits
Stainless steel fluid transfer pumps engineered for continuous operation in clean water, mild chemical, and pressure-boosting applications.
Flow Rate Range (Q): 2 m3/h to 120 m3/h (8.8 to 528 GPM).
Total Dynamic Head (H): 10 m to 180 m (33 to 590 ft).
Maximum Working Pressure: 2.5 MPa (25 bar / 362 psi).
Fluid Operating Temperature: -15°C to +120°C (5°F to 248°F).
Standard Metallurgies: AISI 304 (1.4301), AISI 316L (1.4404), Duplex 2205 (1.4462).
Motor Compliance: IEC 60034 / NEMA MG-1 standards, IE3/IE4 efficiency ratings, IP55/IP56 protection rating.
Hydraulic Selection Matrix & CAD / BIM Downloads
Duty Point Quick-Selection Guide
Match system operating parameters to the corresponding standard pump frame below:
|
Series Model |
Nominal Flow Rate (Q) |
Head Range (H) |
Best Efficiency Point (Eta) |
Motor Power Range (P2) |
Connection Standard |
|
SSP-04 Line |
4 m3/h (17.6 GPM) |
15 m - 160 m |
68% |
0.75 kW - 5.5 kW |
DIN / ANSI Flange / Victaulic |
|
SSP-10 Line |
10 m3/h (44 GPM) |
20 m - 170 m |
72% |
1.5 kW - 11 kW |
DIN / ANSI Flange / Victaulic |
|
SSP-32 Line |
32 m3/h (140.8 GPM) |
18 m - 180 m |
76% |
3.0 kW - 30 kW |
DIN / ANSI Flange |
|
SSP-64 Line |
64 m3/h (281.6 GPM) |
12 m - 150 m |
78% |
5.5 kW - 45 kW |
ASME B16.5 / DIN EN 1092-1 |
|
SSP-120 Line |
120 m3/h (528 GPM) |
10 m - 140 m |
81% |
11 kW - 75 kW |
ASME B16.5 / DIN EN 1092-1 |
Component Architecture & Metallurgy Specifications
Impeller & Diffuser Assembly: Precision-stamped and laser-welded AISI 304/316L hydraulic components. Channels are engineered using.
Computational Fluid Dynamics (CFD) modeling to reduce turbulence losses and minimize NPSHr (Net Positive Suction Head Required).
Shaft Seal Architecture: Balanced cartridge-type mechanical seal (Silicon Carbide/Carbon/FKM standard; Silicon Carbide/Silicon Carbide optional). Cartridge design permits seal replacement without removing the motor frame on models 5.5 kW and above.
Shaft Line & Bearings: Multi-axis CNC ground stainless steel shafts maintaining total indicator runout (TIR) within 0.02 mm. Bearings rated for L10h service life in excess of 50,000 operational hours under rated hydraulic thrust loads.
Manufacturing Quality Control & Verification Standards
|
Production Phase |
Inspection Protocol & Tolerance |
Compliance / Verification Document |
|
Metallurgical Sourcing |
Chemical spectrometry & pitting resistance equivalent number (PREN >= 25 for 316L). |
EN 10204 3.1 Mill Test Certificate (MTC) |
|
Dynamic Balancing |
Impellers balanced to ISO 1940 Grade G2.5 balance limits at maximum operating RPM. |
Electronic Dynamic Balance Log |
|
Welding & Assembly |
Automated laser-welded seams inspected via dye penetrant testing (PT). |
NDT Non-Destructive Test Certificate |
|
Machining Accuracy |
Shaft runout and bearing seat tolerances verified via CMM. |
Dimensional Inspection Record |
|
Hydraulic Performance |
Hydrostatic casing test at 1.5x design pressure (3.75 MPa test). Flow, head, and power curve validation to ISO 9906 Grade 2B. |
Factory Acceptance Test (FAT) Report & Hydro Test Sheet |
System Integration & Application Scenarios
Commercial Pressure-Boosting Skids: Parallel multi-pump installations equipped with Variable Frequency Drives (VFD) for municipal and high-rise domestic water distribution.
Reverse Osmosis (RO) & Ultrafiltration (UF) Systems: High-pressure feed pump service for industrial water purification units requiring continuous chemical resistance against dissolved solids.
HVAC & Industrial Cooling Loops: Closed-circuit chilled and condenser water transfer operating on continuous duty cycles in manufacturing facilities and data centers.
Food, Beverage & Light Utility Lines: Washdown systems, Cleaning-in-Place (CIP) supply lines, and non-sanitary utility water transport.
Supplier Traceability, Credentials & Logistics
Component Traceability: Each pump unit features a permanent laser-engraved stainless steel nameplate containing a serial code linked to raw material heat numbers, balance reports, and test bench logs.
Manufacturing Standards: Manufactured in an ISO 9001:2015 and ISO 14001:2015 certified facility. Conforms to CE Machinery Directive 2006/42/EC. Selected models comply with NSF/ANSI 61 requirements for potable water components.
Export Packaging: Enclosed in reinforced heat-treated wooden crates conforming to ISPM-15 standards, moisture-sealed with vapor-corrosion-inhibitor (VCI) protective lining.
Frequently Asked Questions
Q: What is the standard material grade for the pump liquid end, and can it handle mildly corrosive liquids?
A: The standard liquid end components (impellers, diffusers, and outer casing) are manufactured from AISI 304 stainless steel. For environments involving chlorinated water, brackish water, or mild chemical exposure, AISI 316L or Duplex Stainless Steel (2205) options are fully available. Material Test Reports (MTCs) conforming to EN 10204 3.1 are provided with every shipment.
Q: How do you verify the hydraulic performance of each pump before shipment?
A: Every pump undergoes routine performance testing on a computerized closed-loop test bench in accordance with ISO 9906 Grade 2B standards. We measure flow rate, total head, shaft power, and efficiency. Certified individual test curves can be supplied upon request.
Q: What options are available for mechanical seals in high-temperature or abrasive applications?
A: The standard configuration utilizes a Carbon/Silicon Carbide/FKM mechanical seal rated up to 120°C. For abrasive fluids or aggressive chemical media, we offer heavy-duty faces including Tungsten Carbide/Tungsten Carbide and specialized elastomer options such as EPDM or FFKM.
Q: Are the motor mounting dimensions interchangeable with standard IEC or NEMA frames?
A: Yes. Our pumps are designed with standard IEC frame interfaces (or NEMA C-face options upon request), allowing direct coupling with standard foot-mounted or flanged motors without requiring custom adapter plates.
Q: What is your standard lead time for standard models versus custom-engineered specifications?
A: Standard catalog pump models (in common flow and head ranges) typically ship within 2 to 3 weeks. Custom configurations involving specialized metallurgy, non-standard voltages, or integrated VFD control panels typically require 4 to 6 weeks depending on engineering review.
Q: What documentation is included in the standard export package?
A: Each order includes an Installation, Operation, and Maintenance (IOM) manual, dimensional drawing package, ISO 9906 test report, and EN 10204 3.1 Material Certificates. Additional documentation such as seismic calculation reports or third-party inspection (TPI) by BV, SGS, or TUV can be arranged prior to dispatch.
Ready to Specify or Request a Custom Quote?
Our engineering team provides responsive technical support, custom hydraulic sizing, and OEM integration assistance.
Request for Quote (RFQ) Checklist
To accelerate your quotation and ensure precise technical matching, please include the following parameters in your inquiry:
Hydraulic Duty Point: Required Flow Rate (Q) & Total Dynamic Head (H).
Fluid Characteristics: Temperature, pH level, and chemical composition (if other than clean water).
Metallurgy Preference: AISI 304, AISI 316L, or Duplex 2205.
Electrical Specifications: Voltage, frequency, and motor phase (e.g., 460V/60Hz/3-phase or 400V/50Hz/3-phase).
Certification Requirements: Standard factory test, EN 10204 3.1 MTC, or Third-Party Inspection (TPI)
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