... /4",1",1-1/4",1-1/2",2",2-1/2",3",3-1/2",4". NPT threaded both ends of pipe. Length: 10 ... or HDG 1.Standard:UL1242.2.Trade size:1/2”,3/4”,1”,1-1/4”,1-1/2”,2”.3.All sizes are ... sizeOutside (mm)ThicknessLength (mm,feet)Standard(mm)Thin(mm)1/2”20.71.981.783050 / 103/4”26.12.101.913050 ... .163050 / 101-1/4”41.62.422.163050 / 101-1/2”47.82.542.293050 / 102”59.92.672.413050 / 10 ...