CPF TechTools by Charlotte Pipe and Foundry Company is a free iPhone app designed to provide simple and convenient technical tools for professionals in the plumbing industry. With this app, plumbing engineers, contractors, architects, and other industry professionals can access two essential tools on the go.

The first tool featured in CPF TechTools is an expansion and contraction calculator. This calculator helps professionals determine the expansion or contraction of pipes due to temperature changes. By inputting the initial temperature, final temperature, and the coefficient of expansion, users can quickly calculate the change in length of the pipes.

The second tool offered by CPF TechTools is a temperature de-rating calculator. This calculator assists professionals in determining the derating of pipe pressure due to elevated temperatures. By inputting the initial pressure rating, the operating temperature, and the derating factor, users can easily calculate the adjusted pressure rating for the pipes.

CPF TechTools is ideal for professionals who require quick and accurate calculations on the job. Whether you are a plumbing engineer, contractor, architect, or any other industry professional, this app provides essential tools that can save time and improve accuracy. Stay tuned for future updates, as additional tools will be added to CPF TechTools to further enhance its functionality.