To review what is in the material database, go to Tools->Material Database, then select Material->Edit. Then type in the material name or number you are looking for and press the Search button. You will see a list of relevant materials, for different piping codes. Select the material and piping code combination you are interested by double-clicking it and you will be able to see all the data.
What material number was it? If it was a User-defined material that might explain the missing values.
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Loren Brown
Director of Technical Support
CADWorx & Analysis Solutions
Intergraph Process, Power, & Marine
12777 Jones Road, Ste. 480, Houston, TX 77070 USA