Screw four T-shaped metal pipe pieces to each end of two 4-foot pieces of metal pipe so that the vertical end of the T-shaped pipe is sticking upward.
Screw four elbow connectors to the open ends of the two 8-foot pieces of metal pipe.
Form a rectangle by attaching the T connectors on the two 4-foot pieces of metal pipe to the elbow connectors on the two 8-foot pieces of metal pipe.
Screw the four 5-foot pieces of metal pipe into the open vertical portion of the T at each of the four corners of the rectangle.
Screw an elbow connector to the open ends of each of the four 5-foot pieces. This will form the brackets of the stand.
Connect the two elbow connectors on the left side of the stand by screwing a 4-foot metal pipe between the two elbows. Do the same for the right side of the stand.
Mix your cement according to the instructions and apply cement over each joint of the stand to secure it in place. Let the cement dry according to the instructions.