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Specification of Steel For General Structural Purposes (Indian Standard)

 
Chemical Composition

Grade

     A

  B

C

C% Max.

0.230

0.220

0.200

Mn% Max.

1.500

1.500

1.500

S% Max.

0.050

0.045

0.040

P% Max.

0.050

0.045

0.040

Si% Max.

0.400

0.400

0.400

C.E.% Max.

0.420

0.410

0.390

Mechanical Properties

Grade

A

B

C

UTS(MPa) Min.

410

410

410

Y.S (MPa)

<20mm

250

250

250

20-40mm

240

240

240

Min>40mm

230

230

230

EL% Min. 5.65 sq(S0)

23

23

23

Bend Test

3T

2T & 3T *

.
* 2T - < 25 mm
* 3T - more than 25 mm

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