One Could Check with Mr. Chuck Withers Assistant Chief of The National Board and get the National Board of Boiler and Pressure Vessel Underwriter's consensus opinion.
ASME Section VIII Division I Section U-1 d
States "The rules for this Division have been formulated on the basis of Design principles and construction practices applicable to vessels designed for pressures not exceeding 3000psi (20685kPa) see the next paragraph for the deviations from these...
I think Division 1 of the Code goes to only 3000psi - I think he would have to design the unit to division II - The lower unit could be machined from a single billet of SA 516-70 eliminating the stress relieving - Charpy Impact testing and Preheating and full x-ray of any seams. The top could be...
A 30" Blind weighs about 3316 pounds u se 4 kips design The davit is made up of a 2" schedule 80 pipe bent into a 90 degree elbow 20" approx. leg in lifting direction and about 12" in short dimension - weld an inside triangular brace plate corner plate to the elbow. this is the davit arm allow...
Running a sheet metal Shop is pretty much the same as any metal working plant
1 Engineer the product - Layout the piece you are working on to obtain the most economical cut of material - Check your inventory for something close not assigned to a project - Layout the lines of cut and Break or...