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碳石墨密封环材料的抗化学腐蚀性能表
| 介质 |
浓度% |
碳石墨 |
浸渍材料 |
树脂碳石墨 |
硅化石墨 |
| 酚醛 |
环氧 |
呋喃 |
巴氏合金 |
铝合金 |
铜合金 |
锑 |
银 |
玻璃 |
| 盐酸 |
36 |
W |
S |
S |
W |
B |
B |
B |
B |
B |
W |
S |
W |
| 硫酸 |
50 |
W |
S |
B |
W |
B |
B |
B |
B |
B |
W |
S |
W |
| 硫酸 |
98 |
S |
S |
B |
S |
B |
B |
B |
B |
B |
S |
S |
W |
| 硝酸 |
50 |
S |
S |
B |
S |
B |
B |
B |
B |
B |
S |
S |
W |
| 硝酸 |
65 |
B |
B |
B |
B |
B |
B |
B |
B |
B |
B |
B |
W |
| 氢氟酸 |
40 |
W |
S |
B |
W |
B |
B |
B |
B |
B |
B |
S |
W |
| 磷酸 |
85 |
W |
W |
W |
W |
B |
B |
B |
B |
B |
W |
W |
W |
| 铬酸 |
10 |
W |
S |
S |
S |
B |
B |
B |
B |
B |
W |
S |
W |
| 醋酸 |
36 |
W |
W |
S |
W |
B |
B |
B |
B |
S |
W |
W |
W |
| 氢氧化钠 |
50 |
W |
B |
W |
W |
B |
B |
B |
B |
B |
S |
B |
S |
| 氢氧化钾 |
50 |
W |
B |
W |
W |
B |
B |
B |
B |
B |
S |
B |
S |
| 海水 |
/ |
W |
S |
W |
W |
W |
B |
W |
W |
W |
W |
S |
W |
| 笨 |
100 |
W |
W |
S |
W |
W |
W |
B |
W |
W |
W |
W |
W |
| 氨水 |
10 |
W |
S |
W |
W |
W |
W |
B |
W |
W |
W |
S |
W |
| 丙酮 |
100 |
W |
S |
S |
W |
S |
W |
W |
W |
W |
W |
S |
W |
| 尿素 |
/ |
W |
W |
W |
W |
S |
W |
B |
W |
W |
W |
W |
W |
| 四氟化碳 |
/ |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
| 润滑油 |
/ |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
| 汽油 |
/ |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
W |
| 注：w为稳定；B为不稳定；S为尚稳定 |
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