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Flow Equalization & Surge Protection

Process Stability

Buffer tanks act as hydraulic shock absorbers in process systems, storing excess flow during peak periods and releasing it during low-flow conditions. This equalization ensures downstream equipment receives consistent flow rates, preventing damage from hydraulic surges and maintaining optimal operating conditions.

Buffer tanks are essential process vessels that dampen flow variations in industrial systems. By providing temporary storage capacity, they protect sensitive downstream equipment from hydraulic shock, allow batch processes to operate with continuous upstream flows, and provide residence time for process monitoring and control adjustments.

Wastewater Treatment

Equalize influent flow to biological systems

Process Industries

Surge protection for continuous operations

Pump Protection

Prevent pump cycling and dry-running

Batch Operations

Bridge batch and continuous processes

Engineered for Flow Control

Dimensions

  • Diameter Range1000mm - 4000mm
  • Height Range1500mm - 8000mm
  • Capacity Range1,000L - 100,000L
  • Custom SizesAvailable

Level Control

  • Level SensorsRadar/Ultrasonic
  • Switch TypesFloat, capacitive
  • Control Range10% - 90% volume
  • Alarm OutputsHigh/high-high/low

Materials

  • StandardSS304 / SS316
  • Coated CSEpoxy/glassflake
  • SpecialityDuplex, FRP
  • LiningsRubber, PTFE

Features

  • OverflowWeir or pipe
  • AccessManway 500-600mm
  • MixingOptional agitator
  • VentGooseneck/filter

Rectangular Tank Dimensions & Volumes

Standard rectangular tank configurations with calculated capacities. Custom dimensions available upon request.

Containerised Tanks

  • Length Range1,500mm - 10,000mm
  • Width Range1,200mm - 2,400mm
  • Maximum Height2,300mm
  • Standard Height2,200mm / 2,100mm
  • Volume Range4m³ - 55m³
  • ConfigurationISO Container Compatible

Free-Standing Tanks

  • Length Range1,500mm - 10,000mm
  • Width Range1,200mm - 4,000mm
  • Maximum Height5,000mm
  • Common Heights2,400mm / 3,000mm / 4,000mm
  • Volume Range4m³ - 200m³
  • ConfigurationIndoor/Outdoor Installation
ConfigurationLength (mm)Width (mm)Height (mm)Volume (m³)Volume (Litres)
Containerised TANKS (Max Height: 2,300mm)
Compact C11,5001,2002,2003.963,960
Compact C22,0001,2002,2005.285,280
Standard C32,5001,5002,2008.258,250
Standard C43,0001,5002,2009.909,900
Medium C54,0001,8002,20015.8415,840
Medium C65,0002,0002,20022.0022,000
Large C76,0002,2002,20029.0429,040
Large C87,0002,3002,20035.4235,420
XLarge C98,0002,3002,20040.4840,480
Max C1010,0002,4002,30055.2055,200
FREE-STANDING TANKS - Low Profile (Height: 2,400mm)
Low L12,0001,5002,4007.207,200
Low L23,0002,0002,40014.4014,400
Low L34,0002,5002,40024.0024,000
Low L45,0002,5002,40030.0030,000
Low L56,0003,0002,40043.2043,200
Low L68,0003,0002,40057.6057,600
Low L710,0003,5002,40084.0084,000
FREE-STANDING TANKS - Medium Height (Height: 3,000mm)
Medium M12,0001,5003,0009.009,000
Medium M23,0002,0003,00018.0018,000
Medium M34,0002,5003,00030.0030,000
Medium M45,0002,5003,00037.5037,500
Medium M56,0003,0003,00054.0054,000
Medium M68,0003,0003,00072.0072,000
Medium M710,0003,5003,000105.00105,000
FREE-STANDING TANKS - High Profile (Height: 4,000mm - 5,000mm)
High H12,5002,0004,00020.0020,000
High H23,0002,5004,00030.0030,000
High H34,0003,0004,00048.0048,000
High H45,0003,0004,00060.0060,000
High H56,0003,5004,00084.0084,000
High H68,0003,5004,000112.00112,000
Max H78,0004,0005,000160.00160,000
Max H810,0004,0005,000200.00200,000

Important Notes:

  • All dimensions are internal (usable) dimensions
  • Volumes calculated using rectangular prism formula: L × W × H
  • Actual working capacity typically 90-95% of total volume
  • Containerised tanks engineered for ISO container compatibility (width ≤ 2,400mm)
  • Free-standing tanks can be customised beyond standard dimensions
  • Wall thickness varies based on material, pressure, and chemical compatibility

Portable Buffer Solutions

Pre-engineered buffer systems in ISO containers for rapid deployment and temporary operations.

20-Foot Container Buffer

Compact buffer system for small-scale operations and pilot plants. Includes buffer tank, level control system, inlet/outlet piping, and overflow protection in a weatherproof container.

Up to 10,000L capacityLevel monitoringPlug-and-play

40-Foot Container Buffer

Large-capacity buffer system for industrial applications. Features dual tank configurations, advanced level control with SCADA integration, and automated pump control for complete flow management.

Up to 40,000L capacityDual tank optionSCADA ready

Regional Standards & Certifications

Our buffer tanks are certified for worldwide deployment with full documentation packages.

North America

ASME Section VIIIASME U StampAPI 650

Full ASME compliance for North American installations.

European Union

PED 2014/68/EUCE MarkingEN 14015

Complete PED compliance with CE marking.

United Kingdom

UKCA MarkingPressure Equipment Regs

Full UKCA certification for UK market.

Water Industry

WRAS ApprovedDWI Regulation 31

Approved for potable water applications.

Australia & New Zealand

AS 1210AS/NZS 4020WorkSafe NZ

Full compliance with Australian Pressure Vessel Standard AS 1210 and drinking water requirements.

Speak to Our Engineers

Discuss your specific requirements with our technical team and receive a tailored proposal for your project.

Contact Us

SCADA & Control Systems

Optional integrated automation for remote monitoring and control of your process tank operations.

SCADA Ready

Our process tanks can be equipped with comprehensive SCADA integration for real-time monitoring and control of agitation, temperature, pH, level, and process parameters. Remote access enables automated process control with recipe management, batch reporting, and alarm notifications.

Process ControlTemperature ControlpH MonitoringAgitation ControlBatch Reporting
Learn About SCADA Integration

Complete Your Flow System

Need a custom buffer tank solution?

Contact our engineering team to discuss your specific flow equalization and surge protection requirements.

Industries We Serve

Our expertise spans multiple industries with sector-specific water treatment solutions.