WebMar 22, 2024 · Hot tap fitting with the required branch & flange size. Ball or Gate Valve; Hot tap machine with Cutter & Adaptor; The Six-step Hot Tapping Equipment Process. Step 1: Weld the fitting to the line and bolt the valve to the pipe fitting. Step 2: Bolt the hot tap (HT) machine to the valve. Step 3: Check for leaks in bolted connections by pressure ... WebNov 2, 2014 · Check nozzle, valve and hot tap machine alignment. c. Verify diametrical clearance. d. Ensure valve will close when cutter is in retracted position. e. Ensure valve is open prior to initiating tap. f. Check lube oil PSV setting on hot tap machine. g. Check travel and turns of hot tap machine. Determine depth of cut and number of turns necessary. h.
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WebNov 30, 2024 · The designer is very knowledgeable about brands and makes - he seems to know his stuff and is quite passionate about it which is slightly nerdy but excellent for us! … WebJun 26, 2024 · Hot Tapping Procedure. Mount the hot tapping machine to the piping system. Advance cutter/pilot assembly until it touches the parent pipe, then start the hot tap. When cutter/pilot is completely through, stop rotation & advance to allow u-wires to drop. Coupon and cutter are withdrawn with the coupon or cut out retained by the u-wires. ground supply school usmc address
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WebTransmission Line Stop Fittings. Split Tees 2” to 60, 600#. 2” Vent / Purge fittings, 600#. 4” to 30” spherical, sleeved or non-sleeve, 600#. Top Out or Side-Out Tees, custom configurations, 600#. Structural non-pressure containing full encirclement saddles, up to 60” run, any branch size. All types CAT I or CAT II. WebNov 9, 2016 · The offshore remote hot tapping operation involves: as-found site survey and site preparation, including concrete removal and removal of the seam weld; installation of the retrofit tee, tensioning the tee on the live mother pipe using the tee installation tool; remote welding of the tee to the mother pipe after landing the welding tool on the tee … WebHot-tap operation involves the following basic steps: Welding a suitable tapping fitting such as split tee or reinforced flanged fitting. Installing a hot-tapping valve. Installing the hot-tapping machine on the valve to execute the pressure cut which involves removal of section of run pipe. BASIC STEPS IN HOT TAPPING OPERATION Limitations ground supply school logo