deformed bars
DESCRIPTION
DEFORMEDTRANSCRIPT
ROUND BARSAccording to TIS 20-2543 in diameter grades SR24Equivalent to : JIS G3112 (1987), AS/NZS 4671:2001,AS1302-1991, SS2 : Part2 : 1999 NZS 3402 : 1989
CHEMICAL COMPOSITION ( % )
Grade Carbon Silicon Manganese Phosphorus Sulphur
SR24 0.280 - - 0.058 0.058
PHYSICAL PROPERTIESGrade Yield
Strengthnot less than
(kgf/mm2)
TensileStrength
not less than(kgf/mm2)
Elongationnot less than
(%)
Cold Bend Test
Bending
Angle
Diameter of
Mandrel
SR24 24 39 21 180o 1.5 times
of diameter
NOMINAL SIZES AND UNIT WEIGHT
Designation DesignationDiameter (mm.)
Unit Weight(kg./m.)
Cross SectionalArea (cm2)
RB6
RB9
RB12
RB15
RB19
6
9
12
15
19
0.222
0.499
0.888
1.387
2.226
0.283
0.636
1.131
1.767
2.835
CHEMICAL COMPOSITION ( % )
Grade Carbon Manganese Phosphorus Sulphur
SD30
SD40
0.30
-
-
1.85
0.06
0.06
0.06
0.060.50
0.55
Carbon+Manganese6
PHYSICAL PROPERTIESGrade Yield
Strengthnot less than
(kgf/mm2)
TensileStrength
not less than(kgf/mm2)
Elongationnot less than
(%)
Cold Bend Test
Bending
Angle
Diameter of
Mandrel
SD30
SD40
30
40
49
57
17
15
180o
180o
3, 4 times
of diameter
5 times
of diameter
NOMINAL SIZES AND UNIT WEIGHT
Designation DesignationDiameter (mm.)
Unit Weight(kg./m.)
Cross SectionalArea (cm2)
DB12
DB16
DB20
DB25
DB28
DB32
12
16
20
25
28
32
0.888
1.578
2.466
3.853
4.834
6.313
1.13
2.01
3.14
4.91
6.16
8.04
DEFORMED BARSAccording to TIS 24-2536 grades SD30,
SD40 with the standard length of 10 and 12 M.Equivalent to : ASTM A615/A 615M-96b, BS4449 : 1997,
JIS G3112 (1987), AS 1303-1991, AS-NZS 4671:2001