Buttress thread connections are made up to correct "torque" by burying half of the stamped triangle one the Casing pin end. As a rule the torque will vary a few hundred foot pounds either way.
A good habit is to always use this method, but if the client requires a torque figure then and average torque reading over 10 connections can be used as a indicator but this could end up with a previously run connection not sealing due to "run in" deformation and this is highly undesirable. "ALWAYS BURY HALF THE TRIANGLE"
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Put a thread arround the ball and measure the thread's length.
A Spool
-- Stick a nail into a board. -- Tie a piece of thread around a pencil. -- 30 cm from the pencil, stick the thread to the nail. -- Draw a line on the board with the pencil. Keep the thread tight and go all the way around the nail. -- The line is a circle with radius 30 cm.
When a window is repainted by the AWT painting thread, it sets the clipping regions to the area of the window that requires repainting
Two advantage and two disadvantage of using alcohol and Mercury for thermome Two advantage and two disadvantage of using alcohol and Mercury for thermometer