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Chapter 5
Carbon & Alloy Steel Castings
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MECHANICAL PROPERTIES OF CARBON STEEL CASTINGS FOR
GENERAL PURPOSES
|
|
Tensile Strength |
Yield Strength |
|
|
|
ASTM Grade |
ksi |
MPa |
ksi |
MPa |
% Elongation |
% R A |
|
A 27 gr N-1 |
a |
a |
a |
a |
a |
a |
|
A 27 gr N-2 |
a |
a |
a |
a |
a |
a |
|
A 27 gr U60-30 |
60 |
415 |
30 |
205 |
22 |
30 |
|
A 27 gr 60-30 |
60 |
415 |
30 |
205 |
24 |
35 |
|
A 27 gr 65-35 |
65 |
450 |
35 |
240 |
24 |
35 |
|
A 27 gr 70-36 |
70 |
485 |
36 |
250 |
22 |
30 |
|
A 27 gr 70-40 |
70 |
485 |
40 |
275 |
22 |
30 |
|
a. Not specified. |
|
Single values are minimums,
unless otherwise specified. |
MECHANICAL PROPERTIES OF CARBON STEEL CASTINGS FOR
STRUCTURAL PURPOSES
|
|
Tensile Strength |
Yield Strength |
|
|
|
ASTM Grade |
ksi |
MPa |
ksi |
MPa |
% Elongation |
% R A |
| A 148 gr
80-40 |
80 |
550 |
40 |
275 |
18 |
30 |
| A 148 gr
80-50 |
80 |
550 |
50 |
345 |
22 |
35 |
|
A 148 gr 90-60 |
90 |
620 |
60 |
415 |
20 |
40 |
| A 148 gr
105-85 |
105 |
725 |
85 |
585 |
17 |
35 |
|
Single values are minimums, unless otherwise specified. |
MECHANICAL PROPERTIES OF CARBON STEEL CASTINGS FOR
PRESSURE CONTAINING PARTS
|
|
Tensile Strength |
Yield Strength |
|
|
Charpy |
|
ASTM Grade |
ksi |
MPa |
ksi |
MPa |
% El |
% R A |
ft-lb (J) @ Temp F (C)a |
| A 352 gr
LCA |
60-85 |
415-585 |
30 |
205 |
24 |
35 |
13 (18) / 10 (14) @ -25 (-32) |
| A 352 gr
LCB |
65-90 |
450-620 |
35 |
240 |
24 |
35 |
13 (18) / 10 (14) @ -50 (-46) |
|
A 352 gr LCC |
70-95 |
485-655 |
40 |
275 |
22 |
35 |
15 (20) / 12 (16 @ -50 (-46) |
| A 356 gr 1 |
70 |
485 |
36 |
250 |
20 |
35 |
--- |
| A 757 gr
A1Q |
65 |
450 |
35 |
240 |
24 |
35 |
13 (17) / 10 (14) @ -50 (-46) |
| A 757 gr
A2Q |
70 |
485 |
40 |
275 |
22 |
35 |
15 (20) / 12 (16) @ -50 (-46) |
|
a. Energy value ft-lb (J) minimum value for two specimens and minimum
average of three specimens, followed by energy value ft-lb (J) |
|
minimum for single specimen. |
|
Single values are minimums, unless otherwise specified. |
MECHANICAL PROPERTIES OF CARBON
STEEL CASTINGS FOR HIGH TEMPERATURE SERVICE
|
|
Tensile Strength |
Yield Strength |
|
|
|
ASTM Grade |
ksi |
MPa |
ksi |
MPa |
% Elongation |
% R A |
| A 216 gr
WCA |
60-85 |
415-585 |
30 |
205 |
24 |
35 |
| A 216 gr
WCB |
70-95 |
485-655 |
36 |
250 |
22 |
35 |
| A 216 gr
WCC |
70-95 |
485-655 |
40 |
275 |
22 |
35 |
|
Single values are minimums, unless otherwise specified. |
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