合金結構鋼(GB/T3077—1999)相應的合金無縫鋼管的力學性能和化學成分
合金結構鋼的牌號和化學成分
鋼組 |
序
號 |
統(tǒng)一數(shù)
字代號 |
牌 號 |
化學成分(質(zhì)量分數(shù))(%) |
C |
Si |
Mn |
Cr |
Mo |
Ni |
B |
V |
其他 |
Mn |
l |
A00202 |
20Mn2 |
0.17~0.24 |
0.17~O.37 |
1.40~1.80 |
|
|
|
|
|
|
2 |
A00302 |
30Mn2 |
O.27~O.34 |
0.17~O.37 |
1.40~1.80 |
|
|
|
|
|
|
3 |
A00352 |
35Mn2 |
O.32~0.39 |
O.17~0.37 |
1.40~1.80 |
|
|
|
|
|
|
4 |
A00402 |
40Mn2 |
O.37~0.44 |
0.17~0.37 |
1.40~1.80 |
|
|
|
|
|
|
5 |
A00452 |
45Mn2 |
0.42~O.49 |
0.17~0.37 |
1.40~1.80 |
|
|
|
|
|
|
Mn |
6 |
A00502 |
50Mn2 |
O.47~O.55 |
O.17~O.37 |
1.40~1.80 |
|
|
|
|
|
|
MnV |
7 |
A01202 |
20MnV |
O.17~0.24 |
O.17~O.37 |
1.30~.60 |
|
|
|
|
O.07~O.12 |
|
siMn |
8 |
A1O272 |
27siMn |
O.24~O.32 |
1.10~1.40 |
1.10~1.40 |
|
|
|
|
|
|
9 |
A10352 |
35siMn |
O.32~0.40 |
1.10~1.40 |
1.10~1.40 |
|
|
|
|
|
|
10 |
A10422 |
42siMn |
O.39~0.45 |
1.10~1.40 |
1.10~1.40 |
|
|
|
|
|
|
SiMn-
MOV |
ll |
A14202 |
20SiMn2MOV |
O.17~O.23 |
O.90~1.20 |
2.20~2.60 |
|
0.30~O.40 |
|
|
0.05~O.12 |
|
12 |
A14262 |
25SiMn2MOV |
O.22~O.28 |
O.90~1.20 |
2.20~2.60 |
|
O.30~0.40 |
|
|
0.05~0.12 |
|
13 |
A14372 |
37SiMn2MOV |
0.33~O.39 |
O.60~O.90 |
1.60~1.90 |
|
O.40~O.50 |
|
|
O.05~O.12 |
|
B |
14 |
A70402 |
40B |
O.37~O.44 |
O.17~O.31 |
0.60~O.90 |
|
|
|
0.0005~ O.0035 |
|
|
15 |
A70452 |
45B |
0.42~0.49 |
0.17~O.37 |
O.60~O.90 |
|
|
|
O.0005~ O.0035 |
|
|
16 |
A70602 |
50B |
O.47~O.55 |
0.17~0.37 |
0.60~0.90 |
|
|
|
O.0005~ O.0035 |
|
|
MnB |
17 |
A71402
|
40MnB |
O.37~0.44 |
O.17~0.37 |
1.10~1.40 |
|
|
|
0.0005~ 0.O035 |
|
|
18 |
A71452 |
45MnB |
O.42~O.49 |
O.17~0.37 |
1.10~1.40 |
|
|
|
0.0005~ O.0035 |
|
|
Mn
MoB |
19 |
A72202 |
20MnMOB |
0.16~O.22 |
0.17~O.37 |
O.90~1.20 |
|
O.20 ~O.30 |
|
O.0005~ O.0035 |
|
|
MnVB |
20 |
A73152 |
15MnVB |
O.12~O.18 |
O.17~0.37 |
1.20~1.60 |
|
|
|
O.0005~
O.0035 |
0.07~0.12 |
|
21 |
A73202 |
20MnVB |
0.17~0.23 |
O.17~0.37 |
1.20~1.60 |
|
|
|
O.005~
0.0035 |
O.07~O.12 |
|
鋼組 |
序
號 |
統(tǒng)一數(shù)
字代號 |
牌 號 |
化學成分(質(zhì)量分數(shù))(%) |
C |
Si |
Mn |
Cr |
Mo |
Ni |
B |
V |
其他 |
|
22 |
A73402 |
40MnVB |
0.37~O.44 |
O.17~O.37 |
1.10~1.40 |
|
|
|
O.0005~ 0.0035 |
O.05~O.10 |
|
MnTiB |
23
|
A74202
|
20MnTiB |
0.17~O.24 |
O.17~O.37 |
1.30~1.60 |
|
|
|
O.0005~ O.0035 |
|
Ti0.04~O.10 |
24 |
A74252 |
25MnTiBRE |
0.22~O.28 |
0.2Q~0.45 |
1.30~1.60 |
|
|
|
0.0005~
0.0035 |
|
Ti
0.04~O.10 |
Cr |
25 |
A20152 |
15Cr |
0.12~0.18 |
O.17~0.37 |
O.40~0.70 |
O.70~1.00 |
|
|
|
|
|
26 |
A20153 |
15CrA |
O.12~O.17 |
O.17~O.37 |
0.40~O.70 |
0.70~1.00 |
|
|
|
|
|
27 |
A20202 |
20Cr |
0.18~O.24 |
O.17~O.37 |
O.50~O.80 |
O.70~1.00 |
|
|
|
|
|
28 |
A20302 |
30 Cr |
0.27~O.34 |
O.17~O.37 |
O.50~0.80 |
0.80~1.10 |
|
|
|
|
|
Cr |
29 |
|
35Cr |
O.32~0.39 |
0.17~O.37 |
0.50~0.80 |
O.80~1.10 |
|
|
|
|
|
30 |
A20402 |
40Cr |
O.37~0.44 |
0.17~0.37 |
0.50~0.80 |
0.80~1.10 |
|
|
|
|
|
3l |
A20452 |
45Cr |
0.42~0.49 |
O.17~O.37 |
0.50~0.80 |
0.80~1.10 |
|
|
|
|
|
32 |
A20502 |
50Cr |
0.47~0.54 |
O.17~O.37 |
0.50~0.80 |
0.80~1.10 |
|
|
|
|
|
CrSi |
33 |
A21382 |
38Crsi |
0.35~O.43 |
1.00~1.30 |
0.30~O.60 |
1.30~1.60 |
|
|
|
|
|
QlM0 |
34 |
A30122 |
12CrMo |
0.08~O.15 |
O.17~0.37 |
0.40~0.70 |
0.40~O.70 |
O.40~O.55 |
|
|
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無錫特殊無縫鋼管/無錫厚壁無縫鋼管/無錫高壓合金管/無錫高壓鍋爐管
不銹鋼管/直縫焊管/精密管/液壓支柱管/結構管/流體管/船舶管
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