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Chapter 5
Carbon & Alloy Steel Castings
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CHEMICAL COMPOSITION
OF ALLOY STEEL CASTINGS FOR PRESSURE CONTAINING PARTS
|
ASTM Grade |
UNS |
C |
Mn |
Si |
Cr |
Ni |
Mo |
Other |
| A 217 gr
WC1 |
J12524 |
0.25 |
0.50-0.80 |
0.60 |
0.35 |
0.50 |
0.45-0.65 |
a, d |
| A 217 gr
WC4 |
J12082 |
0.20 |
0.50-0.80 |
0.60 |
0.50-0.80 |
0.70-1.10 |
0.45-0.65 |
b, d |
|
A 217 gr WC5 |
J22000 |
0.20 |
0.40-0.70 |
0.60 |
0.50-0.90 |
0.60-1.00 |
0.90-1.20 |
b, d |
| A 217 gr
WC6 |
J12072 |
0.20 |
0.50-0.80 |
0.60 |
1.00-1.50 |
0.50 |
0.45-0.65 |
a, d |
| A 217 gr
WC9 |
J21890 |
0.18 |
0.40-0.70 |
0.60 |
2.00-2.75 |
0.50 |
0.90-1.20 |
a, d |
|
A 217 gr WC11 |
J11872 |
0.15-0.21 |
0.50-0.80 |
0.30-0.60 |
1.00-1.75 |
0.50 |
0.45-0.65 |
a, c |
| A 217 gr C5 |
J42045 |
0.20 |
0.40-0.70 |
0.75 |
4.00-6.50 |
0.50 |
0.45-0.65 |
a, d |
| A 217 gr
C12 |
J82090 |
0.20 |
0.35-0.65 |
1.00 |
8.00-10.00 |
0.50 |
0.90-1.20 |
a, d |
|
a. Total residual elements not to exceed 1.00 %; see ASTM A 217 for details.
b. Total residual elements not to exceed 0.60 %; |
|
see ASTM A 217 for details. c. Phosphorus 0.020 % max., Sulphur 0.015 % max.
d. Phosphorus 0.040 % max., Sulphur 0.045 % max. |
|
Single values are maximums, unless otherwise specified. |
CHEMICAL COMPOSITION OF ALLOY
STEEL CASTINGS FOR PRESSURE SERVICE
|
ASTM A 487 |
|
|
|
|
|
|
|
|
|
Grade Class |
UNS |
C |
Mn |
Si |
Cr |
Ni |
Mo |
Other |
| 1A, B, C |
J13002 |
0.30 |
1.00 |
0.80 |
0.35 |
0.50 |
0.25(o) |
a, b, e |
| 2A, B, C |
J13005 |
0.30 |
1.10-1.40 |
0.80 |
0.35 |
0.50 |
0.10-0.30 |
a, b |
| 4A, B, C,
D, E |
J13047 |
0.30 |
1.00 |
0.80 |
0.40-0.80 |
0.40-0.80 |
0.15-0.30 |
b, c |
| 6A, B |
J13855 |
0.38 |
1.30-1.70 |
0.80 |
0.40-0.80 |
0.40-0.80 |
0.30-0.40 |
b, c |
| 7A(p) |
J12084 |
0.20 |
0.60-1.00 |
0.80 |
0.40-0.80 |
0.70-1.00 |
0.40-0.60 |
b, c, d |
| 8A, B, C |
J22091 |
0.20 |
0.50-0.90 |
0.80 |
2.00-2.75 |
--- |
0.90-1.10 |
c |
| 9A, B, C, D |
J13345 |
0.33 |
0.60-1.00 |
0.80 |
0.75-1.10 |
0.50 |
0.15-0.30 |
a, b |
| 10A, B |
J23015 |
0.30 |
0.60-1.00 |
0.80 |
0.55-0.90 |
1.40-2.00 |
0.20-0.40 |
b, c |
| 11A, B |
J12082 |
0.20 |
0.50-0.80 |
0.60 |
0.50-0.80 |
0.70-1.10 |
0.45-0.65 |
f |
| 12A, B |
J22000 |
0.20 |
0.40-0.70 |
0.60 |
0.50-0.90 |
0.60-1.00 |
0.90-1.20 |
f |
| 13A, B |
J13080 |
0.30 |
0.80-1.10 |
0.60 |
0.40(t) |
1.40-1.75 |
0.20-0.30 |
g |
| 14A |
J15580 |
0.55 |
0.80-1.10 |
0.60 |
0.40(t) |
1.40-1.75 |
0.20-0.30 |
g |
| 16A |
--- |
0.12i |
2.10i |
0.50 |
0.20(s) |
1.00-1.40 |
0.10 |
f, h |
|
Total residual elements not to exceed 1.00 %; see ASTM A 487 for details.
b. Contains 0.040 P max. and 0.045 S max. c. Total residual |
|
elements not to exceed 0.60 %; see ASTM A 487 for details. d. Contains
0.03-0.10 V, 0.002-0.006 B, 0.15-0.50 Cu. e. Contains 0.04-0.12 V. |
|
f. Total residual elements not to exceed 0.50 %; see ASTM A 487 for details.
g. Total residual elements not to exceed 0.75 %; see ASTM |
|
A 487 for details. h. Contains 0.02 P max. and 0.02 S max. i.
For each reduction of 0.01 % C below the maximum carbon content, an |
|
increase of 0.04 % Mn above the maximum allowable is permitted up to maximum
of 2.30 % Mn. |
CHEMICAL COMPOSITION OF ALLOY
STEEL CASTINGS FOR PRESSURE CONTAINING/LOW TEMPERATURE SERVICE
|
ASTM A 352 |
|
|
|
|
|
|
|
|
|
Grade Class |
UNS |
C |
Mn |
Si |
Cr |
Ni |
Mo |
Other |
| LC1 |
J12522 |
0.25 |
0.50-0.80 |
0.60 |
--- |
--- |
0.45-0.65 |
a |
| LC2 |
J22500 |
0.25 |
0.50-0.80 |
0.60 |
--- |
2.00-3.00 |
--- |
a |
| LC2-1 |
J42215 |
0.22 |
0.55-0.75 |
0.60 |
1.35-1.85 |
2.50-3.50 |
0.30-0.60 |
a |
| LC3 |
J31550 |
0.15 |
0.50-0.80 |
0.60 |
--- |
3.00-4.00 |
--- |
a |
| LC4 |
J41500 |
0.15 |
0.50-0.80 |
0.60 |
--- |
4.00-5.00 |
--- |
a |
|
a. Contains 0.040 P max. and
0.045 S max. Single values are maximum values, unless otherwise specified. |
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