Geometry, stress level, _________ and material properties are the predominate factors in determining the fatigue resistance of a component.

Which API RP recommends programs to monitor small-bore piping, flange faces, blistering and HIC/SOHIC in HF alky units?

Corrosion in boiler feedwater and condensate return systems is usually the result of dissolved gases, oxygen and _______.

Hydrogen blisters may form at many different depths from the surface of the steel, in the middle of the plate or near a weld. In some cases, neighboring or adjacent blisters that are at slightly different depths (planes) may develop cracks that link them together.
Interconnecting cracks between the blisters often have a __________ appearance.

_________ is a form of carburization resulting in accelerated localized pitting which occurs in carburizing gases and/or process streams containing carbon and hydrogen. Pits usually form on the surface and may contain soot or graphite dust.