Thermal stabilization of stabilized grades of aust. SS(SS347/SS321) and associated welds is increasingly being specified (which means heating to 815-900 deg. C followed by cooling in air).
1.What advantages does stabilization have?
2.Further, what could go wrong in previous installations where...
A customer has asked for Aluminium to be restricted to 0.01% in Chromium Molybdenum Steels, when used for temp. above 850F. The trouble is that for A335P11 and P22 Aluminium is not required to be reported and for A335 P91, Aluminium restriction is 0.04% as per code. I have following questions...
Is SA 387 Gr.11 Cl.1 superior to Cl.2 with respect to Creep? Can I substitute Cl.2 for Cl.1 when Design temperature is 500 deg.C? I am looking for some literature on this matter.
An agitatator is required to operate inside a digestion vessel containing app. 30 Metric tons of 18% HCl operating at 105 deg. celsius, maintained at 0.35 kg/sq. cm. g so as to keep the HCl in liquid form.<br>
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The digestion vessel is intended to dissolve blue dust (ferric oxide 99 % of...
