不同污染度标准对照表
|
ISO4406 代码 |
每1mL中大于 10μm的颗粒数 |
ACFTD的重量等级 /mg·L-1 |
MILSTD —1967 |
NAS1638 —1964 |
SAE749D —1963 |
|
26/23 |
140000 |
1000 |
|
|
|
|
25/23 |
85000 |
|
1000 |
|
|
|
23/20 |
14000 |
100 |
700 |
|
|
|
21/18 |
4500 |
|
|
12 |
|
|
20/18 |
2400 |
|
500 |
|
|
|
20/17 |
2300 |
|
|
11 |
|
|
20/16 |
1400 |
10 |
|
|
|
|
19/16 |
1200 |
|
|
10 |
|
|
18/15 |
580 |
|
|
9 |
6 |
|
17/14 |
280 |
|
300 |
8 |
5 |
|
16/12 |
140 |
1 |
|
7 |
4 |
|
15/12 |
70 |
|
|
6 |
3 |
|
14/12 |
40 |
|
200 |
|
|
|
14/11 |
35 |
|
|
5 |
2 |
|
13/10 |
14 |
0.1 |
|
4 |
1 |
|
12/9 |
9 |
|
|
3 |
0 |
|
12/8 |
5 |
|
100 |
2 |
|
|
10/8 |
3 |
|
|
|
|
|
10/7 |
2.3 |
|
|
1 |
|
|
10/6 |
1.4 |
0.01 |
|
|
|
|
9/6 |
1.2 |
|
|
0 |
|
|
8/5 |
0.6 |
|
|
0 |
|
|
7/5 |
0.3 |
|
|
|
|
|
6/3 |
0.14 |
0.001 |
|
|
|
|
5/2 |
0.04 |
|
25 |
|
|
|
2/0.8 |
0.01 |
|
10 |
|
|