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Galvanized steel wire rope 7X3.09mm
Auther: Pubdate:2019-03-07
Galvanized steel wire rope 7*3.09mm
STRAND NO:of wires x diameter in mm=7 x 3.09
 
Specification:
 
Galvanized steel core wire for ACSR RAVEN’ complying with the specification of ASTM B 498-74 (1979) of class ‘A’ coating of its latest Version ASTM B 498-98 Re approved 2002 ,
 The core wire been manufactured ACSR conductor as per ASTM B 232 – 86 & latest revision
The lay factor of the steel wire shall be not less than 18 and not more than 30 times the out side diameter of the stranded core with the lay in right hand direction.The steel core wire shall be provided by use of suitable corrosion inhibitor grease or oil.
 
1.Diameter of steel wires =3.09mm
 
 
The weight and Uniformity of coating and zinc adhesion is in accordance with ASTM B498,Details is as following table :
 
Minimum Mass of coating and number of dips
&Elongation (Table 1)
Nominal Diameter of Area density of zinc coating
 
coated wire(mm)  (g/m2)
3.09
 
 240
 
The tensile strength and stress at 1% elongation values ,calculated on the nominal dimension of the finished wire according to the following table
 
(table2 )
 
Nominal diameter of Stress at 1% Ultimate Tensile Elongation 250mm ,min %
galvanized steel wire(mm) Extension Min Mpa  Extension Min Mpa   
       
3.09 1240 1410 4
       
Packing:
 
The stranded steel core wire to be supplied in single length of 4 KM+ 2% in wooden drum.The wooden Drum must be sturdy treated,wrapped with polythene paper of suitable rust& moisture protection inside the wooden packing.
 
The dimension of wooden Drums are as follows:
Flange dia :1400 mm
Bore dia :95 mm
Flange thickness :75mm Barrel dia :760-850 mm Overall width:920 mm