ASTM

(Description)

Chemical Composition %

Tensile Test

Bend Test

90^o

Inside Radius

( transversely
to
rolling direction )

Note

Grade

Class

C

Mn

P

S

Nb or V

N

Yield Point

min.

ksi

(N/mm²)

Tensile Strengthmin. ksi

(N/mm²)

Elongation
min. %

G.L.= 2 inch

Nb

V

Thickness inch

0.025

0.097

0.098

0.229

A607

45

1

0.22
max.

1.35
max.

0.04
max.

0.04
max.

0.005
min.

0.01
min.

45
310

60
410

23

25

1.5 t

Type1-Nb
Type2-V
Type3-Nb&V
Type4-V&N

2

0.15
max.

55
380

50

1

0.23
max.

50
340

65
450

20

22

2 t

2

0.15
max.

60
410

1.5 t

55

1

0.25
max.

55
380

70
480

18

20

2 t

2

0.15
max.

65
450

60

1

0.26
max.

1.50
max.

60
410

75
520

16

18

2.5 t

2

0.15
max.

0.020
max.

70
480

2 t

65

1

0.26
max.

0.012
max.

65
450

80
550

14

16

3 t

2

0.15
max.

0.020
max.

75
520

2.5 t

70

1

0.26
max.

1.65
max.

0.012
max.

70
480

85
590

12

14

3.5 t

2

0.15
max.

0.020
max.

80
550

3 t