|
Chapter 3
Wrought Carbon & Alloy Steels - Mechanical Properties
[
Back ] [ Home ] [
Up ] [ Table of Contents ] [ Next ]
TYPICAL MECHANICAL
PROPERTIES OF QUENCHED & TEMPERED CARBON AND ALLOY STEELS
| |
Tempering Temp. |
Hardness |
Tensile Strength |
Yield Strength |
|
|
|
AISIa |
C |
F |
HB |
ksi |
MPa |
ksi |
MPa |
% El |
% RA |
|
1030b |
205 |
400 |
495 |
25 |
848 |
94 |
648 |
17 |
47 |
| |
315 |
600 |
401 |
116 |
800 |
90 |
621 |
19 |
53 |
| |
425 |
800 |
302 |
106 |
731 |
84 |
579 |
23 |
60 |
| |
540 |
1000 |
255 |
97 |
669 |
75 |
517 |
28 |
65 |
| |
650 |
1200 |
207 |
85 |
586 |
64 |
441 |
32 |
70 |
|
1040b |
205 |
400 |
514 |
130 |
896 |
96 |
662 |
16 |
45 |
| |
315 |
600 |
444 |
129 |
889 |
94 |
648 |
18 |
52 |
| |
425 |
800 |
352 |
122 |
841 |
92 |
634 |
21 |
57 |
| |
540 |
1000 |
269 |
113 |
779 |
86 |
593 |
23 |
61 |
| |
650 |
1200 |
201 |
97 |
669 |
72 |
496 |
28 |
68 |
|
1040 |
205 |
400 |
262 |
113 |
779 |
86 |
593 |
19 |
48 |
| |
315 |
600 |
255 |
113 |
779 |
86 |
593 |
20 |
53 |
| |
425 |
800 |
241 |
110 |
758 |
80 |
552 |
21 |
54 |
| |
540 |
1000 |
212 |
104 |
717 |
71 |
490 |
26 |
57 |
| |
650 |
1200 |
192 |
92 |
634 |
63 |
434 |
29 |
65 |
|
1050b |
205 |
400 |
514 |
163 |
1124 |
117 |
807 |
9 |
27 |
| |
315 |
600 |
444 |
158 |
1089 |
115 |
793 |
13 |
36 |
| |
425 |
800 |
375 |
145 |
1000 |
110 |
758 |
19 |
48 |
| |
540 |
1000 |
293 |
125 |
862 |
95 |
655 |
23 |
58 |
| |
650 |
1200 |
235 |
104 |
717 |
78 |
538 |
28 |
65 |
|
1050 |
205 |
400 |
--- |
--- |
--- |
--- |
--- |
--- |
--- |
| |
315 |
600 |
321 |
142 |
979 |
105 |
724 |
14 |
47 |
| |
425 |
800 |
277 |
136 |
938 |
95 |
655 |
20 |
50 |
| |
Tempering Temp. |
Hardness |
Tensile Strength |
Yield Strength |
|
|
|
AISIa |
C |
F |
HB |
ksi |
MPa |
ksi |
MPa |
% El |
% RA |
|
1060 |
205 |
400 |
321 |
160 |
1103 |
113 |
779 |
13 |
40 |
| |
315 |
600 |
321 |
160 |
1103 |
113 |
779 |
13 |
40 |
| |
425 |
800 |
311 |
156 |
1076 |
111 |
765 |
14 |
41 |
| |
540 |
1000 |
277 |
140 |
965 |
97 |
669 |
17 |
45 |
| |
650 |
1200 |
229 |
116 |
800 |
76 |
524 |
23 |
54 |
|
1080 |
205 |
400 |
388 |
190 |
1310 |
142 |
979 |
12 |
35 |
| |
315 |
600 |
388 |
189 |
1303 |
142 |
979 |
12 |
35 |
| |
425 |
800 |
375 |
187 |
1289 |
138 |
951 |
13 |
36 |
| |
540 |
1000 |
321 |
164 |
1131 |
117 |
807 |
16 |
40 |
| |
650 |
1200 |
255 |
129 |
889 |
87 |
600 |
21 |
50 |
|
1095b |
205 |
400 |
601 |
216 |
1489 |
152 |
1048 |
10 |
31 |
| |
315 |
600 |
534 |
212 |
1462 |
150 |
1034 |
11 |
33 |
| |
425 |
800 |
388 |
199 |
1372 |
139 |
958 |
13 |
35 |
| |
540 |
1000 |
293 |
165 |
1138 |
110 |
758 |
15 |
40 |
| |
650 |
1200 |
235 |
122 |
841 |
85 |
586 |
20 |
47 |
|
1095 |
205 |
400 |
401 |
187 |
1289 |
120 |
827 |
10 |
30 |
| |
315 |
600 |
375 |
183 |
1262 |
118 |
813 |
10 |
30 |
| |
425 |
800 |
363 |
176 |
1213 |
112 |
772 |
12 |
32 |
| |
540 |
1000 |
321 |
158 |
1089 |
98 |
676 |
15 |
37 |
| |
650 |
1200 |
269 |
130 |
896 |
80 |
552 |
21 |
47 |
|
1137 |
205 |
400 |
352 |
157 |
1082 |
136 |
938 |
5 |
22 |
| |
315 |
600 |
285 |
143 |
986 |
122 |
841 |
10 |
33 |
| |
425 |
800 |
262 |
127 |
876 |
106 |
731 |
15 |
48 |
| |
540 |
1000 |
229 |
110 |
758 |
88 |
607 |
24 |
62 |
| |
650 |
1200 |
197 |
95 |
655 |
70 |
483 |
28 |
69 |
| |
Tempering Temp. |
Hardness |
Tensile Strength |
Yield Strength |
|
|
|
AISIa |
C |
F |
HB |
ksi |
MPa |
ksi |
MPa |
% El |
% RA |
|
1137b |
205 |
400 |
415 |
217 |
1496 |
169 |
1165 |
5 |
17 |
| |
315 |
600 |
375 |
199 |
1372 |
163 |
1124 |
9 |
25 |
| |
425 |
800 |
311 |
160 |
1103 |
143 |
986 |
14 |
40 |
| |
540 |
1000 |
282 |
120 |
827 |
105 |
724 |
19 |
60 |
| |
650 |
1200 |
187 |
94 |
648 |
77 |
531 |
25 |
69 |
|
1141 |
205 |
400 |
461 |
237 |
1634 |
176 |
1213 |
6 |
17 |
| |
315 |
600 |
415 |
212 |
1462 |
186 |
1282 |
9 |
32 |
| |
425 |
800 |
331 |
169 |
1165 |
150 |
1034 |
12 |
47 |
| |
540 |
1000 |
262 |
130 |
896 |
111 |
765 |
18 |
57 |
| |
650 |
1200 |
217 |
103 |
710 |
86 |
593 |
23 |
62 |
|
1144 |
205 |
400 |
277 |
127 |
876 |
91 |
627 |
17 |
36 |
| |
315 |
600 |
262 |
126 |
869 |
90 |
621 |
17 |
40 |
| |
425 |
800 |
248 |
123 |
848 |
88 |
607 |
18 |
42 |
| |
540 |
1000 |
235 |
117 |
807 |
83 |
572 |
20 |
46 |
| |
650 |
1200 |
217 |
105 |
724 |
73 |
503 |
33 |
55 |
|
1330b |
205 |
400 |
459 |
232 |
1600 |
211 |
1455 |
9 |
39 |
| |
315 |
600 |
402 |
207 |
1427 |
186 |
1282 |
9 |
44 |
| |
425 |
800 |
335 |
168 |
1158 |
150 |
1034 |
15 |
53 |
| |
540 |
1000 |
263 |
127 |
876 |
112 |
772 |
18 |
60 |
| |
650 |
1200 |
216 |
106 |
731 |
83 |
572 |
23 |
63 |
|
1340 |
205 |
400 |
505 |
262 |
1806 |
231 |
1593 |
11 |
35 |
| |
315 |
600 |
453 |
230 |
1586 |
206 |
1420 |
12 |
43 |
| |
425 |
800 |
375 |
183 |
1262 |
167 |
1151 |
14 |
51 |
| |
540 |
1000 |
295 |
140 |
965 |
120 |
827 |
17 |
58 |
| |
650 |
1200 |
252 |
116 |
800 |
90 |
621 |
22 |
66 |
| |
Tempering Temp. |
Hardness |
Tensile Strength |
Yield Strength |
|
|
|
AISIa |
C |
F |
HB |
ksi |
MPa |
ksi |
MPa |
% El |
% RA |
|
4037 |
205 |
400 |
310 |
149 |
1027 |
110 |
758 |
6 |
38 |
| |
315 |
600 |
295 |
138 |
951 |
111 |
765 |
14 |
53 |
| |
425 |
800 |
270 |
127 |
876 |
106 |
731 |
20 |
60 |
| |
540 |
1000 |
247 |
115 |
793 |
95 |
655 |
23 |
63 |
| |
650 |
1200 |
220 |
101 |
696 |
61 |
421 |
29 |
60 |
|
4042 |
205 |
400 |
516 |
261 |
1800 |
241 |
1662 |
12 |
37 |
| |
315 |
600 |
455 |
234 |
1613 |
211 |
1455 |
13 |
42 |
| |
425 |
800 |
380 |
187 |
1289 |
170 |
1172 |
15 |
51 |
| |
540 |
1000 |
300 |
143 |
986 |
128 |
883 |
20 |
59 |
| |
650 |
1200 |
238 |
115 |
793 |
100 |
689 |
28 |
66 |
|
4130b |
205 |
400 |
467 |
236 |
1627 |
212 |
1462 |
10 |
41 |
| |
315 |
600 |
435 |
1496 |
1496 |
200 |
1379 |
11 |
43 |
| |
425 |
800 |
380 |
1282 |
1282 |
173 |
1193 |
13 |
49 |
| |
540 |
1000 |
315 |
1034 |
1034 |
132 |
910 |
17 |
57 |
| |
650 |
1200 |
245 |
814 |
814 |
102 |
703 |
22 |
64 |
|
4140 |
205 |
400 |
510 |
257 |
1772 |
238 |
1641 |
8 |
38 |
| |
315 |
600 |
445 |
225 |
1551 |
208 |
1434 |
9 |
43 |
| |
425 |
800 |
370 |
181 |
1248 |
165 |
1138 |
13 |
49 |
| |
540 |
1000 |
285 |
138 |
951 |
121 |
834 |
18 |
58 |
| |
650 |
1200 |
230 |
110 |
758 |
95 |
655 |
22 |
63 |
|
4150 |
205 |
400 |
530 |
280 |
1931 |
250 |
1724 |
10 |
39 |
| |
315 |
600 |
495 |
256 |
1765 |
231 |
1593 |
10 |
40 |
| |
425 |
800 |
440 |
220 |
1517 |
200 |
1379 |
12 |
45 |
| |
540 |
1000 |
370 |
175 |
1207 |
160 |
1103 |
15 |
52 |
| |
650 |
1200 |
290 |
139 |
958 |
122 |
841 |
19 |
60 |
| |
Tempering Temp. |
Hardness |
Tensile Strength |
Yield Strength |
|
|
|
AISIa |
C |
F |
HB |
ksi |
MPa |
ksi |
MPa |
% El |
% RA |
|
4340 |
205 |
400 |
520 |
272 |
1875 |
243 |
1675 |
10 |
38 |
| |
315 |
600 |
486 |
250 |
1724 |
230 |
1586 |
10 |
40 |
| |
425 |
800 |
430 |
213 |
1469 |
198 |
1365 |
10 |
44 |
| |
540 |
1000 |
360 |
170 |
1172 |
156 |
1076 |
13 |
51 |
| |
650 |
1200 |
280 |
140 |
965 |
124 |
855 |
19 |
60 |
|
5046 |
205 |
400 |
482 |
253 |
1744 |
204 |
1407 |
9 |
25 |
| |
315 |
600 |
401 |
205 |
1413 |
168 |
1158 |
10 |
37 |
| |
425 |
800 |
336 |
165 |
1138 |
135 |
931 |
13 |
50 |
| |
540 |
1000 |
282 |
136 |
938 |
111 |
765 |
18 |
61 |
| |
650 |
1200 |
235 |
114 |
786 |
95 |
655 |
24 |
66 |
|
50B46 |
205 |
400 |
560 |
--- |
--- |
--- |
--- |
--- |
--- |
| |
315 |
600 |
505 |
258 |
1779 |
235 |
1620 |
10 |
37 |
| |
425 |
800 |
405 |
202 |
1393 |
181 |
1248 |
13 |
47 |
| |
540 |
1000 |
322 |
157 |
1082 |
142 |
979 |
17 |
51 |
| |
650 |
1200 |
273 |
128 |
883 |
115 |
793 |
22 |
60 |
|
50B60 |
205 |
400 |
600 |
--- |
--- |
--- |
--- |
--- |
--- |
| |
315 |
600 |
525 |
273 |
1882 |
257 |
1772 |
8 |
32 |
| |
425 |
800 |
435 |
219 |
1510 |
201 |
1386 |
11 |
34 |
| |
540 |
1000 |
350 |
163 |
1124 |
145 |
1000 |
15 |
38 |
| |
650 |
1200 |
290 |
130 |
896 |
113 |
779 |
19 |
50 |
|
5130 |
205 |
400 |
475 |
234 |
1613 |
220 |
1517 |
10 |
40 |
| |
315 |
600 |
440 |
217 |
1496 |
204 |
1407 |
10 |
46 |
| |
425 |
800 |
379 |
185 |
1275 |
175 |
1207 |
12 |
51 |
| |
540 |
1000 |
305 |
150 |
1034 |
136 |
938 |
15 |
56 |
| |
650 |
1200 |
245 |
115 |
793 |
100 |
689 |
20 |
63 |
| |
Tempering Temp. |
Hardness |
Tensile Strength |
Yield Strength |
|
|
|
AISIa |
C |
F |
HB |
ksi |
MPa |
ksi |
MPa |
% El |
% RA |
|
5140 |
205 |
400 |
490 |
260 |
1793 |
238 |
1641 |
9 |
38 |
| |
315 |
600 |
450 |
229 |
1579 |
210 |
1448 |
10 |
43 |
| |
425 |
800 |
365 |
190 |
1310 |
170 |
1172 |
13 |
50 |
| |
540 |
1000 |
280 |
145 |
1000 |
125 |
862 |
17 |
58 |
| |
650 |
1200 |
235 |
110 |
758 |
96 |
662 |
25 |
66 |
|
5150 |
205 |
400 |
525 |
282 |
1944 |
251 |
1731 |
5 |
37 |
| |
315 |
600 |
475 |
252 |
1737 |
230 |
1586 |
6 |
40 |
| |
425 |
800 |
410 |
210 |
1448 |
190 |
1310 |
9 |
47 |
| |
540 |
1000 |
340 |
163 |
1124 |
150 |
1034 |
15 |
54 |
| |
650 |
1200 |
270 |
117 |
807 |
118 |
814 |
20 |
60 |
|
5160 |
205 |
400 |
627 |
322 |
2220 |
260 |
1793 |
4 |
10 |
| |
315 |
600 |
555 |
290 |
1999 |
257 |
1772 |
9 |
30 |
| |
425 |
800 |
461 |
233 |
1606 |
212 |
1462 |
10 |
37 |
| |
540 |
1000 |
341 |
169 |
1165 |
151 |
1041 |
12 |
47 |
| |
650 |
1200 |
269 |
130 |
896 |
116 |
800 |
20 |
56 |
|
51B60 |
205 |
400 |
600 |
--- |
--- |
--- |
--- |
--- |
--- |
| |
315 |
600 |
540 |
--- |
--- |
--- |
--- |
--- |
--- |
| |
425 |
800 |
460 |
237 |
1634 |
216 |
1489 |
11 |
36 |
| |
540 |
1000 |
355 |
175 |
1207 |
160 |
1103 |
15 |
44 |
| |
650 |
1200 |
290 |
140 |
965 |
126 |
869 |
20 |
47 |
|
6150 |
205 |
400 |
538 |
280 |
1931 |
245 |
1689 |
8 |
38 |
| |
315 |
600 |
483 |
250 |
1724 |
228 |
1572 |
8 |
39 |
| |
425 |
800 |
420 |
208 |
1434 |
193 |
1331 |
10 |
43 |
| |
540 |
1000 |
345 |
168 |
1158 |
155 |
1069 |
13 |
50 |
| |
650 |
1200 |
282 |
137 |
945 |
122 |
841 |
17 |
58 |
| |
Tempering Temp. |
Hardness |
Tensile Strength |
Yield Strength |
|
|
|
AISIa |
C |
F |
HB |
ksi |
MPa |
ksi |
MPa |
% El |
% RA |
|
81B45 |
205 |
400 |
550 |
295 |
2034 |
250 |
1724 |
10 |
33 |
| |
315 |
600 |
475 |
256 |
1765 |
228 |
1572 |
8 |
42 |
| |
425 |
800 |
405 |
204 |
1407 |
190 |
1310 |
11 |
48 |
| |
540 |
1000 |
338 |
160 |
1103 |
149 |
1027 |
16 |
53 |
| |
650 |
1200 |
280 |
130 |
896 |
115 |
793 |
20 |
55 |
|
8630 |
205 |
400 |
465 |
238 |
1641 |
218 |
1503 |
9 |
38 |
| |
315 |
600 |
430 |
215 |
1482 |
202 |
1392 |
10 |
42 |
| |
425 |
800 |
375 |
185 |
1276 |
170 |
1172 |
13 |
47 |
| |
540 |
1000 |
310 |
150 |
1034 |
130 |
896 |
17 |
54 |
| |
650 |
1200 |
240 |
112 |
772 |
100 |
689 |
23 |
63 |
|
8640 |
205 |
400 |
505 |
270 |
1862 |
242 |
1669 |
10 |
40 |
| |
315 |
600 |
460 |
240 |
1655 |
220 |
1517 |
10 |
41 |
| |
425 |
800 |
400 |
200 |
1379 |
188 |
1296 |
12 |
45 |
| |
540 |
1000 |
340 |
160 |
1103 |
150 |
1034 |
16 |
54 |
| |
650 |
1200 |
280 |
130 |
896 |
116 |
800 |
20 |
62 |
|
86B45 |
205 |
400 |
525 |
287 |
1979 |
238 |
1641 |
9 |
31 |
| |
315 |
600 |
475 |
246 |
1696 |
225 |
1551 |
9 |
40 |
| |
425 |
800 |
395 |
200 |
1379 |
191 |
1317 |
11 |
41 |
| |
540 |
1000 |
335 |
160 |
1103 |
150 |
1034 |
15 |
49 |
| |
650 |
1200 |
280 |
131 |
903 |
127 |
876 |
19 |
58 |
|
8650 |
205 |
400 |
525 |
281 |
1937 |
243 |
1675 |
10 |
38 |
| |
315 |
600 |
490 |
250 |
1724 |
225 |
1551 |
10 |
40 |
| |
425 |
800 |
420 |
210 |
1448 |
192 |
1324 |
12 |
45 |
| |
540 |
1000 |
340 |
170 |
1172 |
153 |
1055 |
15 |
51 |
| |
650 |
1200 |
280 |
140 |
965 |
120 |
827 |
20 |
58 |
| |
Tempering Temp. |
Hardness |
Tensile Strength |
Yield Strength |
|
|
|
AISIa |
C |
F |
HB |
ksi |
MPa |
ksi |
MPa |
% El |
% RA |
|
8660 |
205 |
400 |
580 |
--- |
--- |
--- |
--- |
--- |
--- |
| |
315 |
600 |
535 |
--- |
--- |
--- |
--- |
--- |
--- |
| |
425 |
800 |
460 |
237 |
1634 |
225 |
1551 |
13 |
37 |
| |
540 |
1000 |
370 |
190 |
1310 |
176 |
1213 |
17 |
46 |
| |
650 |
1200 |
315 |
155 |
1068 |
138 |
951 |
20 |
53 |
|
8740 |
205 |
400 |
578 |
290 |
1999 |
240 |
1655 |
10 |
41 |
| |
315 |
600 |
495 |
249 |
1717 |
225 |
1551 |
11 |
46 |
| |
425 |
800 |
415 |
208 |
1434 |
197 |
1358 |
13 |
50 |
| |
540 |
1000 |
363 |
175 |
1207 |
165 |
1138 |
15 |
55 |
| |
650 |
1200 |
302 |
143 |
986 |
131 |
903 |
20 |
60 |
|
9255 |
205 |
400 |
601 |
305 |
2103 |
297 |
2048 |
1 |
3 |
| |
315 |
600 |
578 |
281 |
1937 |
260 |
1793 |
4 |
10 |
| |
425 |
800 |
477 |
233 |
1606 |
216 |
1489 |
8 |
22 |
| |
540 |
1000 |
352 |
182 |
1255 |
160 |
1103 |
16 |
32 |
| |
650 |
1200 |
285 |
144 |
993 |
118 |
814 |
20 |
42 |
|
9260 |
205 |
400 |
600 |
--- |
--- |
--- |
--- |
--- |
--- |
| |
315 |
600 |
540 |
--- |
--- |
--- |
--- |
--- |
--- |
| |
425 |
800 |
470 |
255 |
1758 |
218 |
1503 |
8 |
24 |
| |
540 |
1000 |
390 |
192 |
1324 |
164 |
1131 |
12 |
30 |
| |
650 |
1200 |
295 |
142 |
979 |
118 |
814 |
20 |
43 |
|
94B30 |
205 |
400 |
475 |
250 |
1724 |
225 |
1551 |
12 |
46 |
| |
315 |
600 |
445 |
232 |
1600 |
206 |
1420 |
12 |
49 |
| |
425 |
800 |
382 |
195 |
1344 |
175 |
1207 |
13 |
57 |
| |
540 |
1000 |
307 |
145 |
1000 |
135 |
931 |
16 |
65 |
| |
650 |
1200 |
250 |
120 |
827 |
105 |
724 |
21 |
69 |
|
a Heat treated specimens were oil quenched unless
otherwise noted. |
|
b Heat treated specimens were water quenched. |
|
|
|
Go to Top |
|