3S
Galvanized 7 Strand EHS (Extra High Strength) 5/16 Inch Down Guy Wire with 11,000 lbs. of Breaking Strength. Consult Catalog Links for 25G 45G 55G 65G Tower Guy wire Details for Various Wind Loads. Stranded Steel Cable Down Guy Wire for ROHN, Nello and Ameritower. Extra High Strength 7 Strand 5/16 inch Guy Wire for 25G 45G 55G 65G Tower Guy-Off during Tower Erection, Permanent Installations, Temporary Installations and Take-Down Disassembly in a convenient 1000 foot Reel.
Size & Grade Tensile Strength lbs
Initial Tension lbs
3/16" H.S. 2850 300
3/16" E.H.S 3990 400
1/4" H.S. 4750 500
1/4" E.H.S. 6650 700
5/16" H.S. 5350 550
5/16" E.H.S. 11200 700
3/8" H.S. 10800 1000
3/8" E.H.S. 15400 1500
Tower Guy Wire Tension Guide The recommended initial tension in guy wires is 10% of their ultimate tensile strength. There are two different grades of steel used for good guy line (clothes line does not count), HS (high strength) and EHS (extra high strength). The Rohn manual gives the following info on 3/16 and 1/4 in cable.