Alloy Steel

Specifications governing Alloy Steel Tubes are as under:

IS 2002-62 STEEL PLATED FOR BOILERS

Chemical Composition,%

Tensile Test

Designation
C max.
Si
P max
S max
Tensile Strength Kgf/mm2
Yield Point Kgf/mm2,min.
Elongation
Test Piece
%, min
IS 2002-1
0.18
.010-0.35
0.40
0.40
37-45
55
5.65/So
4/So
26
30
IS 2002-2A
0.20
0.10-0.35
0.050
0.050
42-50
50
5.65/So
4/So
25
29
IS 2002-2b
0.22
0.10-0.35
0.050
0.050
52-62
50
5.65/So
4/So
20
24


Kawasaki Specification [AG] Steel Plates for Galvanizing Pots


Chemical Composition,%

Tensile Test

Bend test

Designation
C Si Mn P S
Max Max Max
Yield Point Tensile Strength
Kgf/mm2 Kgf/mm2.(N/mm2)
Elongation
%, Test Piece
Angle of Bend
Inside Radius
AG
0.09 tr.0.20-0.40 0.30 0.030
– –
– –


ASTM A 285-78 Pressure Vessel Plates, Carbon Steel, Low – and Intermediate- Tensile Strength


Chemical Composition,%

Tensile Test*1

1. (i) Refer to (1) for ASTM A 203

(ii) Refer to (2) for ASTM A 203

(iii) Refer to (4) for ASTM A 203.

Designation
C max
Mn max
P max
S max
Tensile Strength
ksi (MPa),
Yeild Strengh ksi(MPa),min.
Elongation,% min

GL=8 in.
GL=2 in

A 285 A
0.17
0.90
0.035
0.040
45-65 (310-450)
24(165)
27 30
A 285 B
0.22
0.90
0.035
0.040
50-70(385-485)
27(185)
25
28
A 285 C
0.28
0.90
0.035
0.040
55-75(380-515)
30(205)
23 27