Jonathan Dahm

Sales Representative | Selling since 2003
I was born and raised in St. Louis, MO. When I'm not selling pipe, I'm spending time with my family and hopefully using my smoker to cook up some great BBQ.

Popular Resources


Product Lookup

Enter some information about the type, size and grade of piping products you need and we'll let you know if we have it in stock. Click here to use the product lookup.


Conversion Charts and Calculators

A comprehensive list of popular calculators and formulas are provided to assist customers specifying steel pipe. Click here to use the calculators.


Material Specification Sheet

The sheet shows the material alloy used in various grades of seamless and welded pipe, buttweld fittings and flanges. Click here to download.

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Top Products

S/A 106

Seamless steel pipe designed to perform at high temperature and pressure in construction, oil & gas and power generation industries.
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S/A 53

Seamless carbon steel pipe intended for mechanical and pressure applications and for steam, water, gas and air transit.
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Seamless or welded pipe intended for pipeline use in the transportation of petroleum and natural gas.
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What is American Piping Products best known for?
We are best known for heavy wall, large diameter seamless pipe in A106 and A333, for use in pressure equipment and heavy manufacturing. We are also well-known for having fast response times and knowledgeable support personnel.

Does American Piping Products supply documentation with orders?
Yes, American Piping Products issues digital copies of MTRs and Packing Lists immediately after an order is shipped, so that our customers have complete order documentation long before the truck arrives on site. Depending on the pipe that we supply, MTRs are in generally in accordance with EN 10204 3.1, NACE MR0175, ASME, ASTM, and API requirements.

What kinds of processing capabilities does American Piping Products have?
We have in-house saw cutting, torch cutting, and pipe profiling capabilities. We routinely supply cut-to-length material for customers with specific parts requirements. We also supply fully profiled vessel shells and other profiled parts.

Don't see the answer to your question here? Call me now to discuss at 1-800-316-5737