Deformed Bar

APPLICATIONS

ROUND BAR
Dimensions and Properties
TIS 20-2543
Grade : SR24

NOMINAL SIZES AND UNIT WEIGHT
Designation		Designati on Diameter (mm.)	Cross Sectional Area (cm²)	Unit Weight (kg/m.)	Tolerance Unit Weight/m.
RB6		6	0.283	0.222	0.1
RB8		8	0.503	0.395	0.06
RB9		9	0.636	0.499
RB10		10	0.785	0.616
RB12		12	1.131	0.888
RB15		15	1.767	1.387
RB19		19	2.835	2.226
RB22		22	3.801	2.984
RB25		25	4.909	3.853
RB28		28	6.158	4.834
RB34		34	9.079	7.127
PHYSICAL PROPERTIES
Grade	Yield Strength not less than (Mpa)	Tensile Strength not less than (Mpa)	Elongation not less than (%)	Cold Bend Test
Grade	Yield Strength not less than (Mpa)	Tensile Strength not less than (Mpa)	Elongation not less than (%)	Bending Angle	Diameter of Mandrel
SR24	235	385	21	180	1.5 times of diameter
Grade	Carbon (C )	Silicon (Si)	Manganese (Mn)	Phosphorus (P)	Sulphur (S)
SR24	0.28	–	–	180	1.5 times of diameter

DEFORMED BAR
Dimensions and Properties
TIS 24-2548
Grade : SD30, SD40, SD50

NOMINAL SIZES AND UNIT WEIGHT
Designation		Designati on Diameter (mm.)	Cross Sectional Area (cm²)	Unit Weight (kg/m.)	Tolerance Unit Weight/m.
DB6		6	0.222	0.283	0.08
DB8		8	0.395	0.503	0.08
DB10		10	0.616	0.785	0.06
DB12		12	0.888	1.131
DB16		16	1.578	2.011
DB20		20	2.466	3.142	0.05
DB22		22	2.984	3.801
DB25		25	3.853	4.909
DB28		28	4.834	6.158
DB32		32	6.313	8.042	0.04
DB36		36	7.990	10.178
DB40		40	9.865	12.566
PHYSICAL PROPERTIES
Grade	Yield Strength not less than (Mpa)	Tensile Strength not less than (Mpa)	Elongation not less than (%)	Cold Bend Test
Grade	Yield Strength not less than (Mpa)	Tensile Strength not less than (Mpa)	Elongation not less than (%)	Bending Angle	Diameter of Mandrel
SD30	295	480	17	180	3, 4 times of diameter
SD40	390	560	15	180	5 times of diameter
SD50	490	620	13	90	5, 6 times of diameter
CHEMICAL COMPOSITION (%)
Grade	Carbon (C )	Manganese (Mn)	Phosphorus (P)	Sulphur (S)	Carbon + Mn (C+Mn)
SD30	0.27	–	0.05	0.05	0.50
SD40	–	1.80	0.05	0.05	0.55
SD50	–	1.80	0.05	0.05	0.60