KALPTARU

CHANNEL

Chemical Composition								Mechinical Properties
Specification	Grade	C % Max	Mn % Max	P % Max	S % Max	CE Max	Nb +Ti+V%	Yield Strength Mpa Min			Ultimate Tensile Strength Min Mpa	Elongation % in Gauge Length 5.65 √So	Charpy Impact Value Jpules Min	Bend Test Min
								<20 mm	20-40 mm	>40 mm
IS 2062/1999	A	0.230	1.5	0.050	0.050	0.42	-	250	240	230	410	23		3T
	B	0.220	1.5	0.045	0.045	0.41	-	250	240	230	410	23	27	2T/3T*
For IS 2062/ 1999 Si 0.40% max.
*2T for £25 mm thickness. 3T for > 25 mm thickness

Designation	Size mm x mm	Weight Kg/M	Designation	Size mm x mm	Weight Kg/M	Designation	Size mm x mm	Weight Kg/M
ISMC			ISMC Light			ISMC Heavy
75	75 x 40	6.8	75	75 x 40	5.7	125H	125 X 66	13.7
100	100 x 50	9.2	100	100 x 50	7.9	150H	150 X 76	17.7
125	125 x 65	12.8	125	125 x 65	10.7	175H	175 x 76	21.7
150	150 x 75	16.4	150	150 x 75	14.4	200H	200 X 76	24.3
175	175 x 75	19.2	175	175 x 75	17.6	225H	225 x 83	30.7
200	200 x 75	22.2	200	200 x 75	20.6	250H	250 x 82	34.2
225	225 x 80	26	225	225 x 90	24	250H	250 X 84	38.1
250	250 x 80	30.4	250	250 x 100	28	300H	300 X 92	41.5
300	300 x 90	35.9	300	300 x 100	33.1	300H	300 X 94	46.2
350	350 x 110	42.2	350	350 x 100	38.9
400	400 x 110	49.5	400	400 x 100	45.8