| 第二节 阀门用钢
一、美国SAE标准和UNS系统进气阀门用钢的钢号与化学成分(表5-5-53)
二、美国SAE标准和UNS系统排气阀门用钢的钢号与化学成分(表5-5-54)
表5-5-53 进气阀门用钢的钢号与化学成分(质量分数)(%)
| 钢号 |
C |
Si |
Mn |
P |
≤S |
≤Cr |
Ni |
Mo |
| SAE |
UNS |
|
NV1
1541 |
H15410 |
0.42-
0.45
|
0.15-
0.30 |
1.25-
1.75 |
0.040 |
0.050 |
- |
- |
- |
|
NV2
1547 |
H15470 |
0.42-
0.52 |
0.15-
0.30 |
1.25-
1.75 |
0.040 |
0.050 |
- |
- |
- |
| NV3 |
G31410 |
0.50
|
0.30 |
0.80 |
- |
- |
0.40 |
0.15 |
- |
|
NV4
3140 |
G21400 |
0.38-
0.43 |
0.15-
0.30 |
0.70-
0.90 |
0.040 |
0.040 |
0.35-
0.65 |
- |
- |
|
NV5
8645 |
H86450 |
0.42-
0.49 |
0.15-
0.30 |
0.70-
1.05 |
0.035 |
0.040 |
0.35-
0.65 |
0.15-
0.25 |
- |
|
NV6
5150 |
H51500 |
0.47-
0.54 |
0.15-
0.35 |
0.60-
1.00 |
0.035 |
0.040 |
0.60-
1.00 |
- |
- |
|
NV7
4140 |
H41400 |
0.37-
0.44 |
0.15-
0.35 |
0.65-
1.10 |
0.035 |
0.040 |
0.75-
1.20 |
0.15-
0.25 |
- |
| NV8 |
- |
0.35-
0.45 |
0.36-
4.20 |
0.20-
0.40 |
0.030 |
0.040 |
1.85-
2.50 |
≤0.25 |
GM-8440 |
| NV9 |
- |
0.39 |
0.25 |
0.75 |
- |
- |
- |
- |
- |
| HNV1 |
S64005 |
0.55 |
1.50 |
0.40 |
- |
- |
8.00 |
0.75 |
- |
| HNV2 |
S64006 |
0.40 |
3.90 |
0.30 |
- |
- |
2.20 |
- |
- |
| HNV3 |
S65007 |
0.40-
0.50 |
2.75-
3.75 |
≤0.80 |
0.030 |
0.030 |
7.50-
9.50 |
- |
- |
| HNV4 |
-
|
0.45 |
3.30 |
0.40 |
- |
- |
7.00 |
1.00 |
- |
| HNV5 |
S63005 |
0.35 |
2.50 |
0.40 |
- |
- |
13.0 |
8.00 |
- |
| HNV6 |
S65006 |
0.75-
0.85 |
1.75-
2.50 |
≤0.80 |
0.040 |
0.030 |
19.0-
21.0 |
1.00-
1.70 |
- |
|
HNV7
7136 |
- |
0.55 |
0.20 |
0.20 |
- |
- |
3.50 |
-
|
W 14.0 |
| HNV8 |
S42200 |
0.20-
0.25 |
≤0.50 |
0.50-
1.00 |
0.040 |
0.025 |
11.0-
12.5 |
0.50-
1.00 |
W 0.90-
1.25
V 0.20-
0.30 |
表5-5-54 排气阀门用钢的钢号与化学成分(质量分数)(%)
| 钢号 |
C |
Si |
Mn |
P ≤ |
S ≤ |
Cr |
Ni |
Mo |
| SAE |
UNS |
| EV1 |
- |
0.45 |
0.50 |
0.50 |
- |
- |
23.5 |
4.80 |
2.80 |
| EV2 |
- |
0.40 |
0.80 |
4.30 |
- |
- |
24.0 |
3.80 |
1.40 |
| EV3 |
S63016 |
0.20 |
1.00 |
1.30 |
- |
- |
21.0 |
11.5 |
- |
| EV4 |
S63017 |
0.15-
0.25 |
0.70-
1.00 |
1.00-
1.50 |
0.045 |
0.030 |
20.0-
22.0 |
10.5-
12.5 |
-
|
| EV5 |
S63014 |
0.30-
0.45 |
2.75-
3.25 |
9.80-
1.30 |
0.040 |
0.030 |
18.0-
20.0 |
7.5-
8.5 |
- |
| EV6 |
S63015 |
0.30-
0.45 |
2.75-
3.25 |
0.80-
1.30 |
0.030 |
0.030 |
18.0-
20.0 |
7.50-
8.50 |
- |
| EV7 |
S63007 |
0.20 |
0.50 |
5.00 |
- |
- |
21.0 |
4.50 |
- |
| EV8 |
S63008 |
0.48-
0.58 |
≤0.25 |
8.00-
10.0 |
0.050 |
0.035 |
20.0-
23.0 |
3.25-
4.50 |
- |
| EV9 |
S63009 |
0.35-
0.50 |
0.30-
0.80 |
≤1.00 |
0.045 |
0.030 |
12.0-
15.0 |
12.0-
15.0 |
0.20-
0.50 |
| EV10 |
- |
100 |
3.00 |
0.80 |
- |
- |
14.5 |
14.5 |
- |
| EV11 |
S63011 |
0.65-
0.75 |
0.45-
0.85 |
5.50-
7.00 |
0.050 |
0.025-
0.065 |
20.0-
22.0 |
1.40-
1.90 |
- |
| EV12 |
S63012 |
0.50-
0.60 |
≤0.25 |
7.00-
9.50 |
0.050 |
0.035 |
19.25-
21.5 |
1.50-
2.75 |
- |
| EV13 |
S63013 |
0.47-
0.57 |
2.30-
3.00
|
11.0-
13.5 |
0.030 |
0.030 |
20.5-
22.0 |
- |
- |
| EV14 |
- |
0.20 |
0.40 |
6.50 |
- |
- |
21.0 |
5.50 |
- |
| EV15 |
S63018 |
0.28-
0.38
|
0.60-
0.90 |
1.50-
3.50 |
- |
- |
22.0-
24.0 |
7.00-
9.00 |
≤0.50 |
| EV16 |
- |
0.33 |
0.70 |
3.0 |
- |
- |
23.0 |
8.00 |
- |
| EV17 |
S30430 |
≤0.10 |
≤1.00 |
≤2.00 |
0.045 |
0.030 |
17.0-
19.0 |
8.00-
10.0 |
- |
| HEV1 |
R30155 |
0.10 |
0.50 |
1.50 |
- |
- |
21.3 |
20.0 |
3.00 |
| HEV2 |
N07002 |
0.04 |
0.08 |
2.25 |
- |
- |
16.0 |
余量 |
- |
| - |
N07750 |
≤0.08 |
≤0.50 |
≤1.00 |
- |
0.010 |
14.0-
17.0 |
≥70.0 |
- |
| HEV3 |
N07751/
N07031 |
0.03-
0.10 |
≤0.50 |
≤0.50 |
0.015 |
0.015 |
14.0-
17.0 |
余量 |
≤0.50 |
| HEV5 |
N07080 |
≤0.10 |
≤1.00 |
≤1.00 |
0.045 |
0.030 |
18.0-
21.0 |
余量 |
- |
| HEV6 |
N07090 |
0.05 |
≤1.50 |
≤1.00 |
- |
- |
20.0 |
余量 |
- |
| HEV7 |
S66286 |
0.08 |
0.70 |
1.50 |
|
- |
14.75 |
26.0 |
1.25 |
| HEV8 |
N07032 |
0.03-
0.06 |
≤0.20 |
≤0.20 |
- |
0.015 |
22.3-
22.9 |
55.0-58.0 |
1.70-
2.30 |
| HNV3 |
S65007 |
0.45 |
3.30 |
0.40 |
0.015 |
- |
8.5 |
- |
- |
| HNV6 |
S65006 |
0.80 |
2.30 |
0.40 |
- |
- |
20.0 |
1.30 |
- |
|