塑料泵材料的耐腐蝕性能
瀏覽次數:3272次發(fā)表時(shí)間:2012/9/15 10:11:10
塑 料 泵 材 料 的 耐 腐 蝕 性 能
介質(zhì) |
濃度 |
增強聚丙烯C E R – P P |
介質(zhì) |
濃度 |
改良A B S |
||||
25C |
65C |
90C |
20C |
60C |
80C |
||||
硫酸H2SO4 |
98% |
√ |
√ |
○ |
硫磺H2SO4 |
〈30% |
√ |
× |
|
70% |
√ |
√ |
|
30~70% |
0 |
× |
|
||
1~50% |
√ |
√ |
√ |
〉75% |
× |
× |
|
||
硝酸HNO3 |
濃 |
√ |
√ |
○ |
硝酸HNO3 |
10% |
√ |
○ |
|
20% |
√ |
√ |
√ |
20% |
√ |
|
|
||
10% |
√ |
√ |
√ |
25-35% |
○ |
|
|
||
|
|
|
|
〉50% |
× |
× |
|
||
鹽酸HCI |
0~30% |
√ |
○ |
× |
鹽酸HCI |
〉30% |
√ |
× |
|
氫氟酸 |
|
√ |
× |
× |
氫氟酸 |
〉10% |
√ |
× |
|
40-48% |
√ |
× |
|
||||||
醋酸 |
1~50% |
√ |
√ |
√ |
醋酸 |
〉20% |
√ |
○ |
|
磷酸 |
各種濃度 |
√ |
√ |
|
磷酸 |
〉30% |
× |
× |
|
氫氧化鈉 |
|
√ |
√ |
√ |
氫氧化鈉 |
|
√ |
√ |
√ |
氯化鈉 |
|
√ |
√ |
√ |
氯化鈉 |
|
√ |
√ |
× |
|
√ |
√ |
|
||||||
乙醇 |
|
√ |
√ |
√ |
乙醇 |
|
√ |
√ |
|
漂白液 |
|
√ |
√ |
√ |
漂白液 |
|
○ |
○ |
× |