Engineering Reference Materials
This resource library provides commonly used reference data to support the design, specification, and evaluation of mechanical, thermal, and fluid handling systems. The materials below are intended for use during system planning, equipment selection, and coordination with fabrication and installation teams.
Piping and Fluid Flow
- Piping Friction Loss (PDF)
Reference values for estimating friction losses in straight pipe and fittings to support pump sizing and system head calculations. - Pipe Velocity Chart (PDF)
Typical velocity ranges used in liquid systems to balance efficiency, noise, erosion, and long-term reliability. - Pipe and Fitting Pressure Limitations (PDF)
Pressure ratings and limitations for commonly specified pipe materials and fittings under standard operating conditions. - Boiler Feed Piping Arrangements (PDF)
Representative boiler feed piping configurations illustrating recommended flow paths, control points, and isolation strategies. - Sump Pump Sizing (PDF)
General sizing guidance based on flow requirements, total dynamic head, and basin configuration.
Mechanical and Dimensional Standards
- ANSI Flange Data (PDF)
Dimensional data, pressure classes, and bolt patterns in accordance with ANSI standards. - Motor Mounting Dimensions (PDF)
Standard motor frame sizes and mounting arrangements used for equipment layout and replacement compatibility. - Tank Capacities (PDF)
Reference volumes for common tank sizes and orientations used in mechanical systems. - Typical Float Switch Positions (PDF)
Standard float switch configurations for level control, alarm signaling, and pump sequencing.
Calculations and Reference Data
- Terms and Usable Formulas (PDF)
Common engineering terminology and formulas related to fluid flow, heat transfer, and mechanical systems. - Conversion Charts (PDF)
Standard unit conversions for pressure, flow, temperature, energy, and power. - Steam Conversions (PDF)
Reference relationships between steam pressure, temperature, and energy content used in boiler and steam system design.
Electrical and Controls
- Motor Electrical Data (PDF)
Reference information for voltage, phase, full-load amperage, and horsepower considerations. - NEMA Control Panel (PDF)
Overview of NEMA enclosure classifications and their intended environmental applications
