September 2, 2016
Alfa Laval Quote No. USRIMPL-1558
Alfa Laval inc.
§400 Intemational Trade Drive
Richmond, VA 23231
Tel: +1 804- 222-5300
Fax: +1 804-236-1364
www.alfalaval.com
Subject: Nashua, NH WTP
Sludge Spiral Heat Exchanger
Alfa Laval is pleased to provide this budgetary quotation for Spiral Heat Exchanger for the referenced
Project.
Sludge Spiral Heat Exchanger
Alfa Laval Sludge Spiral Heat Exchanger with 150 ft? surface area, drop in replacement for Serial
No. 30112-68233.
Budget Price: $37,600 (for quantity one)
e Material of construction is carbon steel SA-516-70.
e Unit will be designed, Fabricated, Tested and Stamped in accordance with the ASME code
Section Vill, Div 1.
Qty. (2) 6” Carbon Steel 150# Flange, Sch. 40 Sludge Inlet and outlet nozzles.
Qty. (2) 6” Carbon Steel 150# Flange, Sch. 40 Hot Water Inlet and outlet nozzies.
1° Sludge continuous coil channel spacing with no obstructions (pins) through the sludge
channel. Tangential sludge entry to promote even disbursement of sludge across channel.
Qty. (1} Hinged cover for easy access to sludge channel. The water side is welded closed.
Qty. (1) 4” Cleanout port for easy access to sludge inlet.
Qty. (2) 2” NPT Backflush connections on Sludge connnections
Qty. (8) %” 3000# couplings (provisions for pressure and temp. gauges/sensors).
1 — 3/8” 3000# coupling drain per hot water channel spiral winding.
Qty. (1) 1” 3000# coupling sludge side drain located at the lowest point in cover.
Qty. (1) Hardcopy of approval drawing or electronic submittal and transmission.
Qty. (1) Hardcopy of standard format data book and e-mail submission.
Standard packaging for covered indoor storage up to 12 months.
Standard paint system. Surface preparation includes sandblasting in accordance to SSPC-
SP-6. External carbon steel surfaces, except machined surfaces of flanges, painted with
VJ
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