How To Install A Gas Pipe Floor Flange

In my limited experience i ve only seen these flanges used for non plumbing purposes by guys who build shelves furniture with black pipe. Use a 90 degree elbow at the stove to avoid kinking the gas tubing when you push the stove against the wall. Threaded flange find applications in areas in which hot work welding burning and grinding is undesirable.

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Like i wrote above simply slip a 3 4 in flange over a 1 2 in pipe.

How to install a gas pipe floor flange.

If you know exact elevation you can customize the nipple length accordingly. The the other day i was at a friend s house with an outdoor grill and saw a floor flange. Female gas pipe threads on both sides. Threaded pipe flange is supplied with a tapered internal thread that the pipe screws into.

The yellow pipe you attached to the flange can then be attached to a black pipe fifing with the proper fittings. Also be sure to check with your local authorities when installing a gas pipe as there may be local codes in place that you must obey for both legal and safety purposes. Coat all threaded pipe connections with pipe thread compound before assembly. Installation is work intensive but straightforward.

Most domestic gas lines use 1 2 inch 1 27 cm through 1 1 2 inch 3 81 cm black pipe while large commercial projects sometimes use larger fittings up to 8 inch. Step 1 cut and thread the pipe. You start by measuring the run length and cutting the black iron pipe accordingly. Takes me about one mintute to prep and weld in my shop.

In fact a floor flange is only used to make a supporting pier from pipe materials it is never used for pipes with any flowing fluid inside the pipes. No turning drilling or machining whatsoever is needed. Again you are correct that a gas valve is needed near the dryer. If necessary use a bushing to reduce the existing 3 4 in.

The valve shown has 1 2 in. You do not need a floor flange and a floor flange is not made to couple two pipes. Otherwise i like min 1 in above flange to top of nipple for gas valve space. Female pipe thread to 1 2 in.

From 1 2 to 1 1 2 pipe the face of a fitting to face of another fitting you add 3 4. The gas valve is installed to the treads of the compression nut after it the nut is installed into the flange.