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A-48 to A-312
A-333 to A-691
A-500 Tubing
B-75 to B-626
     ASTM specifications are, basically, material and manufacturing specifications. They regulate approved raw materials, in addition, they govern the methods  of manufacture and quality control procedures. The following is a comprehensive ASTM list broken down by specification. All ASTM Pages are broken down in numerical order and include a definition for each specification.

ASTM Cross Reference Chart
     Complete specification chart linked internally with all corresponding pages. Includes grading for Pipe, Tubing, Weld, Forging and Plate materials. Also included: Carbon Steel, Alloy Steel, Stainless Steel, Aluminium and Nickel.

Nibco Chemical Resistance Chart
     The Nibco Chemical Resistance Chart for Valves and Fittings is a comprehensive 14 page document complete with heat charts, resistance modules and all the information you need for pressure fittings and valves. This file spawns a new browser window and requires Adobe Reader.

     Howell's Metallurgy listings range from Nickel, Aluminium, Chrome Moly, and Stainless Steel. Each section comes complete with it's own chart and internal links to more information located on our web site.

Glossary of Terms
     Not sure what something means? Look up your query in Howell's Glossary of Terms. A comprehensive listing of all terms used from Acid Etch Testing to Zyglo Inspection (PT).


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