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Welding of flanged valves
airfox2000, In thirty years in the field and under a wide variety of circumstances I have seen what you are describing done only once, and that during an emergency maintainence situation. To put it in the most polite terms possible,it seems slipshod. However, in cases where valves...- weldboy
- Post #12
- Forum: Pipelines, Piping and Fluid Mechanics engineering
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Schedule Thicknesses of Pipe
I am a welder-fitter and have had difficulty locating someone who can explain plainly what the schedule thicknesses of piping designate. This is what I know- Developed by ASME and ASTM through ANSI to bring up to date old method of classification (Std., XS and XXS). The newer Schedule ratings...- weldboy
- Thread
- Replies: 1
- Forum: Pipelines, Piping and Fluid Mechanics engineering
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Socket Weld Or Screw type valves for Hot Oil Pipes
Because of the hardness of stainless it is notorious for leaking at threaded joints, mild steel is much more malleable and similar joints resultantly have more integrity and are easier to tighten when they do leak. If stainless is required socket welds could save you some headaches down the...- weldboy
- Post #3
- Forum: Pipelines, Piping and Fluid Mechanics engineering
