高壓鍋爐管的牌號(hào)和化學(xué)成分、高壓鍋爐管現(xiàn)貨供應(yīng)
類 |
序
號(hào) |
牌 號(hào) |
化學(xué)成分(質(zhì)量分?jǐn)?shù))(%) |
| |||||||||||||
C |
Mn |
si |
Q |
M0 |
V |
Ti |
B |
W |
Ni |
Al |
Nb |
N |
S |
P | |||
≤ | |||||||||||||||||
優(yōu)質(zhì)碳素
結(jié)構(gòu)鋼 |
1 |
20G |
O.17~
O.24 |
0.35~
O.65 |
O.17~
O.37 |
|
|
|
|
|
|
|
|
|
|
O.030 |
0.030 |
2 |
20MnG |
O.17~
0.24 |
O.70~
1.00 |
O.17~
O.37 |
|
|
|
|
|
|
|
|
|
|
O.030 |
O.030 | |
3 |
25MnG |
O.22~
0.30 |
0.70~
1.00 |
O.17~
O.37 |
|
|
|
|
|
|
|
|
|
|
0.030 |
0.030 | |
合金
結(jié)構(gòu)鋼
|
4 |
15Mog |
0.12~
O.20 |
O.40~
0.80 |
O.17~
O.37 |
|
O.25~
O.35 |
|
|
|
|
|
|
|
|
O.030 |
O.030 |
5 |
20MOG |
0.15~
O.25 |
O.40~
0.80 |
O.17~
O.37 |
|
O.44~
O.65 |
|
|
|
|
|
|
|
|
O.030 |
0.030 | |
6 |
12CrMoG |
0.08~
O.15 |
0,40~
O.70 |
O.17~
O.37 |
O.40~
O.70 |
0.40~
0.55 |
|
|
|
|
|
|
|
|
0.030 |
O.030 | |
7 |
15CrMOG |
0.12~
O.18 |
0.40~
O.70 |
O.17~
0.37 |
O.80~
1.10 |
0.40~
O.55 |
|
|
|
|
|
|
|
|
O.030 |
0.030 | |
8 |
12Cr2MoG |
0.08~
0.15 |
O.40~
0.70 |
≤O.50 |
2.00~
2.50 |
O.90~
1.20 |
|
|
|
|
|
|
|
|
0.030 |
O.030 | |
9 |
12CrlMOVG |
0.08~ 0.15 |
O.40~ O.70 |
O.17~ O.37 |
O.90~ 1.20 |
O.25~ 0.35 |
O.15~ O.30 |
|
|
|
|
|
|
|
O.030 |
O.030 | |
10 |
12Cr2MoWVTiB |
O.08~O.15 |
0.45~O.65 |
0.45~0.75 |
1.60~2.10 |
0.50~O.65 |
0.28~0.42 |
0.08~O.18 |
O.002~O.008 |
O.30~O.55 |
|
|
|
|
O.030 |
O.030 | |
11 |
12cR3MOVSiTiB |
0.09~~0.15 |
O.50~O.80 |
O.60~O.90 |
2.50~3.00 |
1.00~1.20 |
0.25~0.35 |
0.22~ 0.38 |
0.005~O.011 |
|
|
|
|
|
0.030 |
O.030 | |
12 |
10Cr9M0lVNb |
0.08~O.12 |
0.30~0.60 |
O.20~0.50 |
8.00~9.50 |
O.85~1.05 |
O.18~0.25 |
|
|
|
≤O.40 |
≤0.O40 |
O.06~O.10 |
O.030~O.070 |
.OlO |
O.020 | |
不銹
耐熱鋼 |
13 |
lCrl8NNi9 |
≤O.15 |
≤2.00 |
≤1.00 |
17.00~19.00 |
|
|
|
|
|
8.00~10.00 |
|
|
|
O.030 |
O.035 |
14 |
1Crl9Ni11NB |
O.04~O.10 |
≤2.00 |
≤1.00 |
17.00~20.00 |
|
|
|
|
|
9.00~13.00 |
|
Nb+Ta
≥80%~1.00% |
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