... )galvanized steel,protect the wire... 1.size: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 3-1/2", 4"2.materianl ... "305055.85.325IMC Standard Pipe1.781/2"305020.62.4115 1.913/4"3050263.2510 2.161"305032.64.588 2 ... "305047.67.165 2.412"305059.79.934 3.812-1/2"305072.619.711 3.813"305088.324.211 3 ... .813-1/2"3050100.927.821 3.814"3050113.431.41 IMC ...