Walker Stainless 20,000 Gallon Jacketed Stainless Steel Storage Tanks SA240/T316L R-717 Lot of 4 1997

OVERVIEW

Walker Stainless Equipment Co. 20,000 Gallon Jacketed Vertical Stainless Steel Storage Tanks — Serial Numbers VSHT-6445R through VSHT-6448R, Job Numbers 12103–12106, Date February 1997. Four matching SA240/T316L stainless steel vertical storage tanks with ammonia (R-717) refrigerant jackets, manufactured by Walker Stainless Equipment Company, Inc. (a Carlisle Company) in Elroy, Wisconsin, USA. Each tank features 20,000 gallon capacity, 96 sq ft jacket area, 150 PSIG design pressure, 255 PSIG test pressure, and jacket MAWP of 150 PSIG at 300°F with minimum design metal temperature of -20°F at 150 PSI. Approximately 27 feet tall by 12 feet radius. Total combined capacity of 80,000 gallons.

Each tank is equipped with a 10 HP agitator motor (washdown or inverter duty, 3-phase, Frame 215TC, TEFC enclosure) for product mixing. All four tanks are matching units manufactured in the same job batch with consecutive serial numbers, confirming they were designed and built as a complete matched set. Heavy-duty SA240/T316L stainless steel construction ideal for dairy processing, food and beverage production, pharmaceutical manufacturing, chemical storage, or any application requiring large-capacity jacketed stainless steel storage with R-717 ammonia refrigerant cooling capability.

Note: These tanks contain or have contained ammonia (R-717) refrigerant in the jacket system. Buyer is responsible for proper ammonia handling, evacuation, and compliance with all applicable federal, state, and local regulations regarding ammonia refrigerant systems.

EQUIPMENT SPECIFICATIONS

Tank Model Information:

• Manufacturer: Walker Stainless Equipment Co., Elroy, Wisconsin, USA
• Parent Company: A Carlisle Company
• Date: February 1997
• Quantity: 4 matching tanks (sold as lot)
• Construction: ASME certified vertical jacketed storage tanks
• Certification: Walker Stainless Equipment Company, Inc.

Individual Tank Identification:

• Tank 1 — Serial: VSHT-6445R / Job No. 12103
• Tank 2 — Serial: VSHT-6446R / Job No. 12104
• Tank 3 — Serial: VSHT-6447R / Job No. 12105
• Tank 4 — Serial: VSHT-6448R / Job No. 12106

Performance & Capacity:

• Capacity (each): 20,000 gallons
• Total Combined Capacity (4 tanks): 80,000 gallons
• Approximate Dimensions: 27 ft tall × 12 ft radius
• Jacket Area (each): 96 sq ft
• Jacket Capacity: 1.375 cu ft

Pressure Specifications:

• Design Pressure: 150 PSIG
• Test Pressure: 255 PSIG
• Jacket MAWP: 150 PSIG at 300°F
• Jacket MDMT: -20°F at 150 PSI

Refrigerant & Jacket:

• Refrigerant: R-717 (Ammonia)
• Jacket Type: Refrigerant jacket
• Jacket Area: 96 sq ft per tank

Construction Materials:

• Material: SA240/T316L Stainless Steel
• Drawing: 9754 REV A
• Construction: Welded stainless steel vertical tank

Agitator Motors (one per tank, 10 HP each):

• Tank 1: Baldor-Reliance Super-E Washdown Duty — 10 HP, 208-230/460V, 3PH, 60Hz, 3500 RPM, Frame 215TC, TEFC, S/N F1501270240
• Tank 2: Techtop Inverter Duty — 10 HP, 230/460V, 3PH, 60Hz, Frame 215TC, TEFC
• Tank 3: Nidec/US Motors "The Slicker" Washdown Duty — 10 HP, 208-230/460V, 3PH, 60Hz, 3515 RPM, Frame 215TC, TEFC
• Tank 4: Toshiba EQP Global 841 — 10 HP, 460V, 11.8A, 3PH, 60Hz, 3510 RPM, Frame 215TC, TEFC, S/N 15080183248

KEY FEATURES & BENEFITS

Walker Stainless Quality Manufacturing:

• Walker Stainless Equipment Co. — premium USA stainless tank manufacturer
• A Carlisle Company — industrial manufacturing pedigree
• February 1997 manufacture date
• SA240/T316L stainless steel construction
• ASME-certified tank construction
• Professional engineering and design
• Elroy, Wisconsin USA manufacturing quality

Large Capacity — 20,000 Gallons Each:

• 20,000 gallon individual capacity
• 80,000 gallons total combined capacity
• Approximately 27 feet tall by 12 feet radius
• Vertical tank configuration
• Large-scale industrial storage capacity
• Continuous-duty rated construction
• Heavy commercial/industrial grade

SA240/T316L Stainless Steel Construction:

• SA240/T316L grade stainless steel
• Superior corrosion resistance
• Food-grade and pharmaceutical-grade material
• Cleanable stainless interior surfaces
• Long-term structural integrity
• Sanitary construction suitable for regulated industries
• Professional welded stainless fabrication

R-717 Ammonia Refrigerant Jacket System:

• 96 sq ft jacket area per tank
• R-717 ammonia refrigerant jacket
• 150 PSIG design pressure
• 255 PSIG factory test pressure
• Jacket MAWP 150 PSIG at 300°F
• MDMT -20°F at 150 PSI
• Industrial ammonia refrigerant cooling capability

Agitator Motor Package:

• 10 HP agitator motor on each tank
• All Frame 215TC, 3-phase, TEFC enclosure
• Washdown and inverter duty rated motors
• 208-460V compatible motors
• Professional industrial agitator design
• Product mixing capability included
• Matched motor frame across all four tanks

Matched Set — Four Consecutive Units:

• Four identical tanks — same specifications
• Consecutive serial numbers VSHT-6445R through VSHT-6448R
• Consecutive job numbers 12103 through 12106
• Same February 1997 manufacture batch
• Designed and built as a complete matched set
• Ideal for parallel operation in multi-tank systems
• 80,000 gallon total system capacity when operated together

Industrial-Grade Construction:

• Heavy-duty SA240/T316L stainless steel casing
• ASME-certified pressure vessel design
• Welded stainless construction
• Refrigerant jacket system
• 10 HP agitator motors per tank
• Access manway on each tank
• Professional industrial fabrication quality

Safety & Compliance:

• 150 PSIG design pressure
• 255 PSIG factory test pressure — exceeds design pressure by 70%
• Jacket MAWP 150 PSIG at 300°F
• MDMT -20°F at 150 PSI
• ASME-certified construction
• Professional safety engineering
• Walker Stainless Equipment Company certification

SYSTEM COMPONENTS

Main Tanks (each of 4):

• Walker Stainless Model per job number
• 20,000 gallon capacity
• SA240/T316L stainless steel construction
• Ammonia refrigerant jacket — 96 sq ft
• 150 PSIG design pressure / 255 PSIG test
• Approximate dimensions: 27 ft tall × 12 ft radius
• Complete with all connections and nozzles

Agitator Systems (each tank):

• 10 HP 3-phase TEFC agitator motor
• Frame 215TC
• 208-460V compatible
• Washdown/inverter duty rated
• Agitator shaft and impeller assembly
• Product mixing capability

Jacket System (each tank):

• R-717 ammonia refrigerant jacket
• 96 sq ft jacket area
• Jacket inlet and outlet connections
• 150 PSIG MAWP
• -20°F MDMT
• Factory pressure tested to 255 PSIG

Tank Connections & Accessories:

• Product inlet/outlet nozzles
• Manway access opening
• Top-mounted agitator motor assembly
• Instrumentation connections
• Safety relief provisions
• Level indication provisions
• Drain connections

Structural System:

• Vertical tank configuration
• Structural stainless steel support legs/skirt
• Rooftop installation currently
• Access platform provisions

SPECIFICATIONS SUMMARY

Tanks:

• Manufacturer: Walker Stainless Equipment Co., Elroy, Wisconsin, USA
• Parent: A Carlisle Company
• Date: February 1997
• Quantity: 4 units (matched set)
• Capacity (each): 20,000 gallons
• Total Capacity: 80,000 gallons
• Material: SA240/T316L Stainless Steel
• Drawing: 9754 REV A

Serial Numbers:

• VSHT-6445R (Job 12103)
• VSHT-6446R (Job 12104)
• VSHT-6447R (Job 12105)
• VSHT-6448R (Job 12106)

Pressure:

• Design Pressure: 150 PSIG
• Test Pressure: 255 PSIG
• Jacket MAWP: 150 PSIG at 300°F
• Jacket MDMT: -20°F at 150 PSI

Jacket:

• Refrigerant: R-717 (Ammonia)
• Jacket Area: 96 sq ft per tank

Agitator Motors:

• HP: 10 HP each
• Voltage: 208-460V, 3PH, 60Hz
• Frame: 215TC
• Enclosure: TEFC

Dimensions (approx.):

• Height: ~27 ft
• Radius: ~12 ft

ADDITIONAL INFORMATION

• Condition: Used — February 1997 Manufacture, Previously Installed Food/Beverage Processing Facility
• Manufacturer: Walker Stainless Equipment Co., Elroy, Wisconsin, USA (A Carlisle Company)
• Quantity: 4 tanks — sold as a complete lot
• Material: SA240/T316L Stainless Steel
• Refrigerant: R-717 (Ammonia) jacket system

Safety Features:

• 150 PSIG design pressure with 255 PSIG factory test
• ASME-certified pressure vessel construction
• Jacket MAWP 150 PSIG at 300°F
• MDMT -20°F at 150 PSI
• Safety relief valve provisions
• Professional engineering certification

Installation Notes:

• Currently installed in rooftop configuration — professional rigging and crane required for removal
• Ammonia jacket system — requires licensed ammonia contractor for decommissioning
• Buyer responsible for ammonia evacuation and disposal per applicable regulations
• All four tanks available — sold as a complete matched lot
• Consecutive serial numbers confirm matched manufacture batch
• Professional rigging, crane service, and transport coordination required
• Site inspection welcome prior to purchase

Features:

• Walker Stainless Equipment Co. jacketed vertical storage tank design
• February 1997 year of manufacture
• Four matching tanks — sold as a complete lot
• 20,000 gallon individual capacity / 80,000 gallon total capacity
• SA240/T316L stainless steel construction
• Food-grade and pharmaceutical-grade stainless material
• 96 sq ft ammonia refrigerant jacket per tank
• 150 PSIG design pressure / 255 PSIG test pressure
• Jacket MAWP 150 PSIG at 300°F
• Jacket MDMT -20°F at 150 PSI
• 10 HP agitator motor per tank — 3-phase, Frame 215TC, TEFC
• 208-460V compatible agitator motors
• Washdown and inverter duty rated motors
• Consecutive serial numbers VSHT-6445R through VSHT-6448R
• Matched manufacture batch — job numbers 12103 through 12106
• Approximately 27 feet tall by 12 feet radius
• Rooftop installation — professional rigging required
• Proven Walker Stainless reliability
• Elroy, Wisconsin USA manufacturing
• A Carlisle Company product lineage
• Ideal for dairy, food/beverage, pharmaceutical, or chemical storage
• All four tanks included — complete matched set