Sumangala 550

The company's Product range includes commodity grades intended for the steel industry and TMT products

BIS Grades

Constituent

Carbon

Carbon Equivalent

Sulphur

Phosphorus

Sulphur and Phosphorus

Manganese

BIS Standards

0.30

NS*

0.055

0.055

0.100

NS*

Sumangala Values

0.25

0.42

0.050

0.050

0.095

0.55 - 1.00

Properties

Yield Stress N/mm2 Min.

Tensile Stress N/mm2 Min.

TS/YS Ratio Min.

BIS Standards

550

585

1.06

Sumangala Values

560

630

1.12

Size in mm  

8

10

12

16

20

25

32

BIS Standards kg/m
Min

0.367

0.574

0.844

1.501

2.396

3.735

6.121

Standards

0.395

0.617

0.888

1.580

2.470

3.850

6.310

Max

0.423

0.660

0.932

1.659

2.544

3.966

6.499

Sumangala Values kg/m
Min

0.370

0.575

0.845

1.505

2.400

3.750

6.150

Max

0.400

0.620

0.890

1.590

2.475

3.860

6.320

Bend Test

Up to 20mm

Above 20mm

BIS Standards

5d

6d

Sumangala Values

5d

6d

Re-Bend Test

Up to 10mm

Above 10mm

BIS Standards

7d

9d

Sumangala Values

7d

9d

Properties

Total Elongation % Min

Elongation % Min

TS/YS Ratio Min.

BIS Standards

NS*

10

1.06

Sumangala Values

NS*

14

1.12

Size in mm

8

10

12

16

20

25

32

BIS Standards

0.12d

0.15d

0.15d

0.15d

0.17d

0.17d

0.17d

0.96

1.50

1.80

2.40

3.40

4.25

5.44

Sumangala Values

1.50

2.00

2.40

3.20

4.00

5.00

6.40


Note: NS* - Not Specified

Approved By