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高壓鍋爐用不銹鋼BA管各牌號(hào)化學(xué)成份 |
雙擊自動(dòng)滾屏 |
發(fā)布者:管理員 發(fā)布時(shí)間:2012/10/30 閱讀:2572次 【字體:大 中 小】 |
高壓鍋爐用無縫鋼管各牌號(hào)化學(xué)成份
牌類 |
牌號(hào) |
化學(xué)成分(質(zhì)量分?jǐn)?shù))(%) |
C |
Mn |
Si |
Cr |
Mo |
V |
Ti |
B |
W |
Ni |
Al |
Nb |
N |
S |
P |
<= |
優(yōu)質(zhì)碳素結(jié)構(gòu)鋼 |
20G |
0.17-0.24 |
0.35-0.65 |
0.17-0.37 |
|
|
|
|
|
|
|
|
|
|
0.030 |
0.030 |
20MnG |
0.17-0.24 |
0.70-1.00 |
0.17-0.37 |
|
|
|
|
|
|
|
|
|
|
0.030 |
0.030 |
25MnG |
0.22-0.30 |
0.70-1.00 |
0.17-0.37 |
|
|
|
|
|
|
|
|
|
|
0.030 |
0.030 |
合金結(jié)構(gòu)鋼 |
15MoG |
0.12-0.20 |
0.40-0.80 |
0.17-0.37 |
|
0.25-0.35 |
|
|
|
|
|
|
|
|
0.030 |
0.030 |
20MoG |
0.15-0.25 |
0.40-0.80 |
0.17-0.37 |
|
0.44-0.65 |
|
|
|
|
|
|
|
|
0.030 |
0.030 |
12CrMoG |
0.08-0.15 |
0.40-0.70 |
0.17-0.37 |
0.40-0.70 |
0.40-0.55 |
|
|
|
|
|
|
|
|
0.030 |
0.030 |
15CrMoG |
0.12-0.18 |
0.40-0.70 |
0.17-0.37 |
0.80-1.10 |
0.40-0.55 |
|
|
|
|
|
|
|
|
0.030 |
0.030 |
12Cr2MoG |
0.08-0.15 |
0.40-0.70 |
<=0.50 |
2.00-2.50 |
0.90-1.20 |
|
|
|
|
|
|
|
|
0.030 |
0.030 |
12Cr1MoVG |
0.08-0.15 |
0.40-0.70 |
0.17-0.37 |
0.90-1.20 |
0.25-0.35 |
0.15-0.30 |
|
|
|
|
|
|
|
0.030 |
0.030 |
12Cr2MoWVTiB |
0.08-0.15 |
0.45-0.65 |
0.45-0.75 |
1.60-2.10 |
0.50-0.65 |
0.28-0.42 |
0.08-0.18 |
0.0002-0.008 |
0.30-0.55 |
|
|
|
|
0.030 |
0.030 |
12Cr3MoVSiTiB |
0.09-0.15 |
0.50-0.80 |
0.60-0.90 |
2.50-3.00 |
1.00-1.20 |
0.25-0.35 |
0.22-0.38 |
0.005-0.011 |
|
|
|
|
|
0.030 |
0.030 |
|
|
|
|