外径/mm×壁厚/mm |
理论质量/(kg/m) |
外径/mm×壁厚/mm |
理论质量/(kg/m) |
14×4 |
O.986 |
19×5 |
1.73 |
15×4 |
1.09 |
24×4.5 |
2.16 |
15×4.5 |
1.17 |
24×6 |
2.66 |
25×5 |
2.47 |
102×2l |
41.95 |
25×6 |
2.8l |
108×14 |
32.45 |
25×7 |
3.1l |
127×14 |
39.0l |
35×6 |
4.29 |
127×17 |
46.12 |
35×9 |
5.77 |
|
|
43×7 |
6.21 |
127×2l |
54.89 |
43×lO |
8.14 |
133×17 |
48.63 |
49×8 |
8.09 |
154×23 |
74.30 |
49×10 |
9.62 |
159×18 |
62.59 |
57×9 |
10.65 |
159×19 |
65.60 |
68×9 |
13.09 |
159×20 |
68.55 |
68×lO |
14.30 |
159×28 |
90.45 |
68×13 |
17.63 |
168×28 |
96.67 |
70×lO |
14.80 |
180×19 |
75.43 |
83×9 |
16.42 |
180×22 |
85.72 |
83×10 |
18.00 |
180×30 |
110.97 |
83×ll |
19.53 |
219×35 |
158.81 |
83×15 |
25.15 |
273x18 |
113.19 |
102×11 |
24.68 |
273×20 |
124.78 |
102×14 |
30.38 |
273×34 |
200.39 |
102x17 |
35.64 |
273×40 |
229.83 |
C |
Si |
Mn |
S |
P |
Cr |
Mo | |
lO |
0.07~0.14 |
0.17~O.37 |
O.35~O.65 |
O.040 |
O.035 |
|
|
0.17~0.24 |
O.17~0.37 |
O.35~O.65 |
0.035 |
0.035 |
|
| |
0.12~O.20 |
0.20~O.60 |
1.20~1.60 |
0.040 |
0.040 |
|
| |
O.12~O.18 |
O.20~O.60 |
1.20~1.60 |
0.040 |
0.040 |
V.O.04~0.12 |
| |
O.07~O.13 |
0.50~O.80 |
0.50~0.80 |
0.030 |
0.040 |
V.O.30~O.50 |
O.60~O.90 | |
O.08~0.15 |
O.17~0.37 |
O.40~O.70 |
0.040 |
0.035 |
O.40~0.70 |
O.40~0.55 | |
0.12~O.18 |
0.17~O.37 |
O.40~0.70 |
0.040 |
O.035 |
0.80~1.10 |
O.40~0.55 | |
≤0.15 |
≤O.50 |
≤0.60 |
0.030 |
O.035 |
4.00~6.00 |
O.40~O.60 | |
O.08~O.15 |
O.40~O.70 |
≤0.50 |
0.035 |
O.035 |
2.00~2.50 |
O.90~1.20 |
力学性能 | ||||
抗拉强度ób/MPa |
屈服点ós/MPa |
伸长率δ5(%) |
冲击韧度/ak/(J/cm2) | |
≥ | ||||
335~490 |
205 |
24 |
| |
410~550 |
245 |
24 |
49 | |
490~670 |
320 |
21 |
59 | |
15MnV |
510~690 |
350 |
19 |
59 |
470~670 |
295 |
19 |
78 | |
12CrMo |
410~560 |
205 |
2l |
69 |
15CrMo |
440~640 |
235 |
2l |
59 |
390~590 |
195 |
22 |
118 | |
12Cr2Mo |
450~600 |
280 |
20 |
48(DVM样) |