用 途 |
牌號(hào) |
脫氧 方式 |
適用的成品 板厚mm |
化學(xué)成分 % |
C |
Si |
Mn |
P |
S |
其他 |
機(jī)械結(jié)構(gòu)鋼 |
S20C |
G |
1.6~6 |
0.18~0.23 |
0.15~0.35 |
0.30~0.60 |
≤0.030 |
≤0.035 |
Cu≤0.30 Cr≤0.20
Ni+Cr≤0.35 |
S35C |
G |
1.6~6 |
0.32~0.38 |
0.15~0.35 |
0.60~0.90 |
≤0.030 |
≤0.035 |
|
C22 |
K |
<5 |
0.17~0.24 |
0.10~0.40 |
0.25~0.75 |
≤0.035 |
≤0.035 |
- |
C35 |
K |
<5 |
0.32~0.39 |
0.10~0.40 |
0.45~0.95 |
≤0.035 |
≤0.035 |
- |
表面硬化鋼 |
C10 |
K |
<5 |
0.07~0.13 |
0.10~0.40 |
0.30~0.60 |
≤0.035 |
≤0.035 |
- |
C15 |
K |
<5 |
0.12~0.18 |
0.10~0.40 |
0.30~0.60 |
≤0.035 |
≤0.035 |
- |
S09CK |
G |
1.6~6 |
0.07~0.12 |
0.10~0.35 |
0.30~0.60 |
≤0.025 |
≤0.025 |
- |
S15CK |
G |
1.6~6 |
0.13~0.18 |
0.15~0.35 |
0.30~0.60 |
≤0.025 |
≤0.025 |
- |
汽車用鋼 |
SAPH310 |
A |
2~6 |
≤0.08 |
≤0.05 |
≤0.50 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
SAPH370 |
A |
1.6~6 |
≤0.12 |
≤0.05 |
0.25~0.75 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
SAPH370 |
G |
>6~12.7 |
0.13~0.21 |
≤0.25 |
0.20~0.70 |
≤0.035 |
≤0.035 |
- |
SAPH400 |
G |
1.6~6 |
≤0.12 |
0.10~0.35 |
0.60~1.10 |
≤0.035 |
≤0.035 |
- |
SAPH400 |
A |
6~12 |
0.13~0.21 |
≤0.06 |
0.70~1.20 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
SAPH440 |
A |
1.6~4.5 |
0.13~0.21 |
≤0.06 |
0.70~1.20 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
QstE340TM |
A |
3~<10 |
≤0.10 |
≤0.15 |
0.40~0.90 |
≤0.035 |
≤0.030 |
Alt≥0.01 Ti≤0.08
|
QstE380TM |
A |
3~<10 |
≤0.10 |
≤0.15 |
0.60~1.10 |
≤0.035 |
≤0.030 |
Alt≥0.01 Ti≤0.09
|
QstE420TM |
A |
3~<7 |
≤0.10 |
≤0.15 |
0.70~1.20 |
≤0.035 |
≤0.030 |
Alt≥0.01 Ti≤0.09
|
QstE420TM |
A |
7~<10 |
≤0.10 |
≤0.15 |
0.70~1.20 |
≤0.035 |
≤0.030 |
Alt≥0.01 Nb≤0.04
Ti≤0.12 |
QstE460TM |
A |
3~<10 |
≤0.10 |
≤0.15 |
0.70~1.20 |
≤0.035 |
≤0.030 |
|
QstE500TM |
A |
3~<7 |
≤0.10 |
≤0.15 |
0.70~1.20 |
≤0.035 |
≤0.030 |
|
QstE500TM |
G |
7~<10 |
≤0.10 |
0.20~0.60 |
0.70~1.20 |
≤0.035 |
≤0.030 |
Nb≤0.03 Ti:0.06~0.14 |
B320L |
G |
2~4 |
≤0.10 |
≤0.05 |
≤0.50 |
≤0.030 |
≤0.035 |
- |
B420L |
G |
≤6 |
≤0.12 |
≤0.50 |
≤1.20 |
≤0.030 |
≤0.025 |
Nb≤0.04 |
B510L |
G |
≤8 |
0.08~0.17 |
0.10~0.35 |
1.00~1.50 |
≤0.035 |
≤0.030 |
Nb≤0.03 |
B510DL |
G |
4~7 |
≤0.18 |
≤0.30 |
≤1.60 |
≤0.025 |
≤0.020 |
Alt≥0.01 |
B550L |
G |
4~8 |
≤0.16 |
≤0.50 |
≤1.60 |
≤0.030 |
≤0.025 |
- |
BP340 |
A |
0.6~2.5 |
≤0.08 |
≤0.10 |
≤0.80 |
≤0.12 |
≤0.025 |
Alt≥0.02 |
BP380 |
A |
0.7~2.0 |
≤0.10 |
≤0.10 |
≤1.00 |
≤0.12 |
≤0.025 |
Alt≥0.02 |
鍋爐及壓力容器用鋼 |
SB410 |
K |
6~15 |
0.10~0.19 |
0.10~0.35 |
0.40~0.95 |
≤0.035 |
≤0.030 |
- |
SB410 |
K |
>15~35 |
0.15~0.24 |
0.10~0.35 |
0.45~0.95 |
≤0.035 |
≤0.030 |
- |
SB410 |
K |
>35~50 |
0.16~0.25 |
0.10~0.35 |
0.50~1.00 |
≤0.030 |
≤0.030 |
- |
HⅡ
|
A |
3~<5 |
0.10~0.19 |
≤0.12 |
0.50~1.00 |
≤0.035 |
≤0.030 |
Alt≥0.01 |
HⅡ |
A |
5~<13 |
0.10~0.19 |
≤0.12 |
0.70~1.20 |
≤0.035 |
≤0.030 |
Alt≥0.01 |
19Mn6 |
G |
5~<7 |
0.13~0.22 |
0.25~0.60 |
1.10~1.60 |
≤0.035 |
≤0.030 |
- |
19Mn6 |
G |
7~<18 |
0.13~0.22 |
0.25~0.60 |
1.00~1.50 |
≤0.035 |
≤0.030 |
Nb≤0.04 |
船 體 用 鋼 |
A |
G |
6~10 |
0.05~0.14 |
0.10~0.35 |
0.50~1.00 |
≤0.035 |
≤0.035 |
- |
A |
G |
>10~50 |
0.13~0.22 |
0.05~0.30 |
0.40~0.90 |
≤0.035 |
≤0.035 |
- |
B |
G |
6~10 |
0.05~0.14 |
0.10~0.35 |
0.50~1.00 |
≤0.035 |
≤0.035 |
- |
B |
G |
>10~25 |
0.13~0.21 |
0.05~0.30 |
0.40~0.90 |
≤0.035 |
≤0.035 |
- |
B |
G |
>25~50 |
0.13~0.21 |
0.10~0.35 |
0.40~0.90 |
≤0.035 |
≤0.035 |
- |
B |
G |
>10~20 |
0.05~0.14 |
0.10~0.35 |
1.00~1.50 |
≤0.035 |
≤0.035 |
- |
D |
G |
>10~20 |
0.05~0.14 |
0.10~0.35 |
1.00~1.50 |
≤0.035 |
≤0.030 |
- |
D |
G |
6~15 |
0.05~0.14 |
0.10~0.35 |
0.60~1.10 |
≤0.035 |
≤0.035 |
- |
D |
G |
>15~50 |
0.06~0.15 |
0.10~0.35 |
0.90~1.40 |
≤0.035 |
≤0.035 |
- |
石油天然氣輸送管用鋼 |
X42 |
G |
6~13 |
≤0.12 |
0.10~0.35 |
0.70~1.20 |
≤0.035 |
≤0.035 |
Nb≤0.04 |
X46 |
G |
6~13 |
≤0.12 |
0.10~0.35 |
1.00~1.50 |
≤0.035 |
≤0.035 |
Nb≤0.05 |
X52 |
G |
6~10 |
≤0.12 |
0.10~0.35 |
1.10~1.60 |
≤0.035 |
≤0.035 |
Nb≤0.06 |
X52 |
G |
>10~16 |
≤0.12 |
0.10~0.35 |
1.10~1.60 |
≤0.035 |
≤0.035 |
Nb≤0.06 V≤0.06 |
X56 |
G |
6~10 |
≤0.12 |
0.10~0.35 |
1.10~1.60 |
≤0.035 |
≤0.035 |
Nb≤0.06 V≤0.06 |
X56 |
G |
>10~13 |
0.05~0.14 |
0.10~0.35 |
1.15~1.65 |
≤0.035 |
≤0.035 |
Nb:0.02~0.07 V:0.02~0.07
|
X60 |
G |
6~10 |
0.05~0.14 |
0.10~0.35 |
1.15~1.65 |
≤0.035 |
≤0.030 |
Nb:0.02~0.07 V:0.02~0.07
|
X60 |
G |
>10~16 |
≤0.12 |
0.10~0.35 |
1.15~1.65 |
≤0.035 |
≤0.030 |
Nb:0.02~0.07 V:0.04~0.10
|
X65 |
G |
6~13 |
≤0.12 |
0.10~0.35 |
1.15~1.65 |
≤0.035 |
≤0.030 |
Nb:0.02~0.07 V:0.04~0.10
|
X70 |
G |
6~13 |
≤0.12 |
0.15~0.45 |
1.30~1.80 |
≤0.035 |
≤0.030 |
Nb≤0.06 |
X60RL |
G |
6~12 |
≤0.12 |
0.10~0.35 |
1.00~1.50 |
≤0.030 |
≤0.025 |
Nb≤0.06 Ca≥15ppm |
X70RL |
G |
6~10 |
≤0.12 |
0.20~0.55 |
1.20~1.70 |
≤0.030 |
≤0.025 |
Nb:0.02~0.07 V:0.02~0.07
Ca≥15ppm |
焊接氣瓶用鋼 |
B440HP |
A |
≤6 |
0.13~0.22 |
≤0.05 |
0.60~1.10 |
≤0.030 |
≤0.030 |
Alt≥0.01 |
B490HP |
A |
≤6 |
0.14~0.23 |
≤0.05 |
1.10~1.60 |
≤0.030 |
≤0.030 |
Alt≥0.01 |
自行車用鋼 |
SPHT2Z-Z |
A |
2 |
≤0.14 |
≤0.05 |
≤0.50 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
SPHT3Z-Z |
A |
2 |
0.13~0.22 |
≤0.06 |
0.30~0.80 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
SM490BZ |
G |
2 |
0.13~0.22 |
0.10~0.35 |
0.80~1.30 |
≤0.035 |
≤0.035 |
- |
SM520BZ |
G |
2~6 |
0.13~0.22 |
≤0.25 |
1.00~1.50 |
≤0.035 |
≤0.035 |
Nb≤0.04 |
高強(qiáng)度焊接結(jié)構(gòu)鋼 |
B590GJ |
G |
2~16 |
≤0.14 |
0.20~0.50 |
1.20~1.70 |
≤0.030 |
≤0.025 |
Nb:0.02~0.07 V:0.02~0.07
|
高爐爐殼用鋼 |
BB503 |
G |
14~40 |
0.10~0.19 |
0.20~0.50 |
1.10~1.60 |
≤0.030 |
≤0.025 |
Nb≤0.04 |
BB503 |
G |
>40~65 |
0.10~0.19 |
0.25~0.55 |
1.15~1.65 |
≤0.030 |
≤0.025 |
Nb≤0.04 |
直縫焊套管用鋼 |
J55 |
G |
6~8 |
≤0.12 |
0.20~0.50 |
1.10~1.60 |
≤0.025 |
≤0.020 |
- |
汽車傳動(dòng)軸用鋼 |
B440QZR |
G |
2.5~6.5 |
≤0.12 |
0.10~0.40 |
0.60~1.10 |
≤0.030 |
≤0.025 |
Nb≤0.04 |
B480QZR |
G |
4~8 |
≤0.16 |
≤0.50 |
≤1.50 |
≤0.035 |
≤0.035 |
- |
汽車輥型車輪用鋼 |
B330CL |
G |
≤3 |
≤0.10 |
0.05~0.35 |
0.30~0.80 |
≤0.030 |
≤0.025 |
- |
B380CL |
A |
6~10 |
≤0.12 |
≤0.05 |
0.50~1.00 |
≤0.030 |
≤0.025 |
Alt≥0.01 |
B380CL |
A |
>10~16 |
≤0.12 |
≤0.05 |
0.70~1.20 |
≤0.030 |
≤0.025 |
Alt≥0.01 |
混凝土攪拌筒體用鋼 |
B520JJ |
G |
3~9 |
0.13~0.22 |
≤0.25 |
1.00~1.50 |
≤0.035 |
≤0.030 |
Nb≤0.04 Cu≥0.20 |
冷軋低碳鋼 |
SPCC |
A |
≤4 |
≤0.10 |
≤0.05 |
0.10~0.40 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
SPCD |
A |
≤4 |
≤0.08 |
≤0.05 |
0.10~0.40 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
SPCE |
A |
≤4 |
≤0.08 |
≤0.05 |
0.10~0.40 |
≤0.035 |
≤0.030 |
Alt≥0.02 |
St12 |
A |
≤7 |
≤0.10 |
≤0.05 |
0.10~0.40 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
St13 |
A |
≤7 |
≤0.08 |
≤0.05 |
0.10~0.40 |
≤0.035 |
≤0.035 |
Alt≥0.01 |
St14 |
A |
≤7 |
≤0.08 |
≤0.05 |
0.10~0.40 |
≤0.035 |
≤0.030 |
Alt≥0.02 |
B460NQR耐 候 鋼 |
G |
3.0~6.0 |
≤0.10 |
0.12~0.35 |
≤1.00 |
0.06~0.12 |
0.030 |
Cu:0.20~0.45 Ti≤0.10 |
B490NQR |
G |
4.5~12.0 |
≤0.12 |
0.15~0.55 |
≤1.20 |
0.06~0.12 |
0.030 |
Cu:0.20~0.45 Ti≤0.10 |
B480GNQR |
G |
1.6~16.0 |
≤0.12 |
0.25~0.75 |
0.20~0.50 |
0.07~0.15 |
≤0.030 |
Cu:0.25~0.55 Cr:0.30~1.25
Ni≤0.65 |
|
注:脫氧方式代號(hào):A-鋁鎮(zhèn)靜鋼
G-鋁硅鎮(zhèn)靜鋼 K-硅鎮(zhèn)靜鋼 |
|