ITT Standard Heat Exchanger — Engineering Thermal Solutions for Industry
ITT Standard Heat Exchanger — Engineering Thermal Solutions for Industry
Shell & Tube · Plate · Air-Cooled
For nearly a century, the name ITT Standard has been synonymous with reliable heat transfer technology. Now part of Xylem’s Standard Xchange portfolio, ITT Standard continues to deliver engineered thermal solutions across chemical processing, power generation, marine engineering, HVAC, and oil and gas industries. The portfolio draws on decades of field experience and continuous metallurgical innovation.
What sets ITT Standard apart is not just the breadth of its product line, but the thoughtful engineering behind each unit. From compact shell-and-tube coolers for pilot plants to large custom-built exchangers for refineries, there is a configuration that fits nearly every thermal duty. Every design is carefully evaluated for pressure, temperature, and fouling resistance.
Product Family Overview – ITT Standard Heat Exchangers
ITT Standard organizes its range into several well-defined series, each tailored to specific operating conditions and duty cycles. Families cover fixed tubesheet, U-tube, and compact plate-style variants.
SX2000
Fixed tubesheet design. Carbon steel shell, copper tubes, cast-iron bonnets. 1, 2, 4, and 6-pass configurations. Diameters from 3″ upward.
B300 Series
U-tube removable bundle. B300S for steam/liquid duty; B300W for water applications. Shell diameters 4″ to 29″, heat transfer areas up to 1,900 sq ft.
BCF / HCF / HFF
Compact fixed tubesheet units. Brass shells, copper or CuNi tubes, cast-iron or bronze bonnets. Shell diameters 2″ to 8″, standard tube lengths 8″ to 72″.
SSCF
Stainless steel, fixed tubesheet construction. Handles corrosive fluids and high particulate loads. 316 SS tubes rated 150 PSI @ 367 °F.
Beyond these, ITT Standard offers AirEx air-cooled units (AX for standard duty, AXD for dirty environments), Plateflow plate-and-frame exchangers, and Brazepak brazed-plate models for compact, high-efficiency applications.
Engineering Philosophy Behind ITT Standard Designs
ITT Standard heat exchangers are engineered for thermal performance, maintainability, and long service life. Several core design principles recur across the range, ensuring robust operation under demanding process conditions.
Tube Configurations
- Straight-tube — fixed tubesheet designs (SX2000, SSCF) offer maximum surface area per shell size.
- U-tube — removable bundle (B300 series) allows differential thermal expansion and simplifies tube cleaning.
- Multiple passes — 1, 2, 4, and 6-pass options give flexibility to match temperature crosses and pressure-drop targets.
Baffle & Flow Control
- Precision-fit baffles support the tube bundle, prevent vibration, and direct shell-side fluid across the tubes.
- Segmental baffles are standard for general chemical, HVAC, and power applications.
- Helical/spiral baffle options reduce pressure drop and fouling in viscous or fouling-prone services.
Many units are constructed to ASME Code requirements. Beyond stock products, the company offers engineered (custom) designs — including gaskets, end bonnets, and expansion joints — to meet unique process conditions.
Material Selection for Long-Term Reliability
A broad palette of materials is available, directly affecting corrosion resistance, cost, and service life. ITT provides extensive metallurgical options to match the fluid being handled.
| Component | Common Materials | Typical Applications |
|---|---|---|
| Shell | Carbon steel, stainless steel (304/316), brass | General industrial, corrosive fluids, marine duty |
| Tubes | Copper, 90/10 CuNi, stainless steel, brass | Water, steam, seawater, process chemicals |
| Bonnets / Heads | Cast iron, cast bronze, stainless steel | Pressure integrity, corrosion resistance for flanged joints |
| Tubesheet | Steel, stainless steel | Fixed or floating tube supports |
| Gaskets | Compressed fiber, non-metallics | Sealing at flanged joints |
Zinc anodes are often included as standard on water-side circuits to mitigate galvanic corrosion.
Industrial Applications & Use Cases
ITT Standard equipment serves a remarkably broad spectrum of industries. The following list gives a sense of the variety — without being exhaustive.
- Power generation — turbine lube oil cooling, steam condenser duty using large shell-and-tube units
- Chemical processing — heating/cooling of corrosive or viscous fluids in specialty loops
- Oil and gas — high-pressure shell-and-tube exchangers for refineries and offshore platforms
- HVAC — building chillers, heat recovery systems with compact designs
- Marine — engine cooling, glycol heating, seawater-resistant configurations
- Food & beverage — sanitary stainless-steel exchangers (SSCF series) for hygienic processing
- Pilot plants & R&D — compact BCF/HCF units with fast lead times (1–2 weeks)
In many industrial settings, ITT Standard exchangers are integrated into heat recovery loops. For steam-raising duties, Heat Recovery Steam Generators often pair with Cast Iron Economizer units to boost overall thermal efficiency. When space is constrained, H-Fin Tube Economizer and Studded Pipe Economizer designs offer compact, high-surface-area solutions for waste-heat capture — often complementary to a primary exchanger.
Performance Data & Operating Limits
While each model has its own rating, here are representative operating limits from standard ITT designs. These figures help engineers select the right unit for their process conditions.
| Series | Max Shell Pressure | Max Shell Temp. | Max Tube Pressure | Max Tube Temp. |
|---|---|---|---|---|
| SX2000 (3″ dia.) | 300 PSI | 300 °F | 150 PSI | 300 °F |
| B300S (10″ dia.) | 250 PSI | 300 °F | 250 PSI | 300 °F |
| SSCF (316 SS) | 150 PSI | 367 °F | 150 PSI | 367 °F |
| BCF (brass shell) | 300 PSI | 300 °F | — | 300 °F |
Note: These are typical values; actual ratings depend on specific materials, nozzle sizes, and ASME design conditions. Always consult the factory datasheet for a given part number.
Why Engineers Choose ITT Standard
With over 90 years of continuous innovation, ITT Standard (Standard Xchange) has accumulated deep application knowledge that informs every unit produced under the brand. The manufacturer was among the first U.S. heat exchanger companies to earn ISO 9001 certification — a testament to its quality systems and engineering rigor.
Today, the combination of stocked, pre-engineered units (available in 1–2 weeks) and full custom engineering means that engineers and procurement teams can find a solution that balances performance, cost, and delivery. Whether it is a simple water cooler or a complex steam condenser, ITT Standard’s legacy is built on delivering thermal reliability — one tube bundle at a time.