MIL-STD-2042-6B(SH)
Step 7 - Subtract the final pressure from the initial pressure. BOF tubes for which the difference between the two measurements is more than l0.3 kPa (l.5 PSI) shall be end sealed again in accordance with Method 2Fl or Method 2Jl of this Standard Practice and retested.
Step 8 - If the testing was performed on a BOF tube end, end seal the BOF tube end in accordance with Method 2Jl of this Standard Practice.
Step 9 - If the testing was performed at a tee tube coupler without a pressure valve assembly, perform one of the following:
a. End seal the short BOF tube from the tee tube coupler in accordance with Method 2Jl of this Standard Practice.
b. Clean a tube coupler plug with a wipe dampened with alcohol and blow dry as necessary. Insert the tube coupler plug in the tee connection of the tee tube coupler and firmly seat it within the tube coupler. Apply an axial load of approximately 22 N (5 lbs) between the BOF tube and the tube coupler plug to verify that they are properly engaged into the tube coupler.
Step l0 -If the testing was performed at a tee tube coupler with a pressure valve assembly, install the pressure valve assembly cap on the pressure valve assembly.
6Jl-3
METHOD 6Jl
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