在线密度计如何选择合适的叉体材料
日期:2021-01-30 22:41:31 / 人气:0
腐蚀介质 | 浓度(%) | 温度(oC) | 耐腐蚀性 | ||
钛 | Cr18-Ni8 | 哈氏合金 | |||
盐酸 | 10 | 24 | ○ | × | √ |
30 | 24 | × | × | √ | |
10 | 80 | × | – | ○ | |
30 | 80 | × | – | △ | |
硫酸 | 10 | 24 | △ | – | √ |
50 | 24 | × | × | √ | |
10 | 100 | × | – | √ | |
50 | 100 | × | – | √ | |
硝酸 | 10 | 24 | √ | √ | √ |
50 | 24 | √ | √ | – | |
10 | 100 | √ | √ | △ | |
50 | 100 | √ | ○ | – | |
王水 | HCl-HNO3 | 24 | √ | × | △ |
3 :1 | 100 | ○ | – | – | |
铬酸 | 5 | 24 | √ | – | √ |
氢氟酸 | 5 | 30 | × | × | △ |
磷酸 | 10(通气) | 24 | ○ | √ | √ |
50(通气) | 24 | △ | √ | √ | |
10(通气) | 100 | × | √ | √ | |
10(通气) | 100 | × | ○ | √ | |
三氯化铁 | 10 | 24 | √ | × | √ |
30 | 24 | √ | × | √ | |
10 | 100 | √ | – | × | |
30 | 100 | √ | – | × | |
氯化铜 | 10 | 24 | ○ | × | ○ |
30 | 24 | ○ | × | ○ | |
10 | 100 | ○ | – | – | |
30 | 100 | ○ | – | – | |
氯化钍 | 10 | 24 | √ | ○ | ○ |
40 | 24 | √ | ○ | ○ | |
10 | 100 | √* | ○* | ○ | |
40 | 100 | √* | ○* | ○ | |
氯化钙 | 10 | 24 | √ | √ | √ |
50 | 24 | √ | ○ | √ | |
10 | 100 | √* | – | √ | |
50 | 100 | √* | × | √ | |
氯化铵 | 10 | 24 | √ | △ | √ |
40 | 24 | √ | – | √ | |
10 | 100 | √* | – | √ | |
40 | 100 | √* | – | √ | |
氯化镁 | 10 | 24 | √ | △ | √ |
40 | 24 | √ | ○ | √ | |
10 | 100 | √* | △* | √ | |
40 | 100 | √* | – | √ | |
硫酸铁 | 10 | 24 | √ | ○ | ○ |
50 | 24 | √ | ○ | ○ | |
10 | 100 | √ | ○ | ○ | |
50 | 100 | √ | – | ○ | |
氨水 | 10 | 24 | √ | √ | √ |
30 | 24 | √ | √ | √ | |
10 | 80 | √ | ○ | ○ | |
30 | 80 | √ | ○ | √ | |
氢氧化钠 | 10 | 24 | √ | √ | √ |
50 | 24 | √ | √ | – | |
10 | 100 | √ | √ | √ | |
50 | 100 | ○ | ○ | √ | |
碳酸钠 | 10 | 24 | √ | √ | √ |
30 | 24 | – | – | – | |
10 | 100 | √ | √ | √ | |
30 | 100 | √ | √ | √ | |
硫化氢 | 干燥 | 24 | √ | △ | √ |
湿 | 24 | √ | ○ | ○ | |
氯气 | 干燥 | 24 | × | – | √ |
湿 | 24 | √ | – | △ | |
干燥 | 100 | – | √ | ○ | |
湿 | 90 | √ | – | △ | |
二氧化硫 | 干燥 | 30—60 | √ | – | – |
湿 | 30—90 | √ | – | – | |
海水 | 高速流动状态 | 24 | √ | – | – |
100 | √* | – | √ | ||
醋酸 | 10 | 24 | √ | √ | √ |
60 | 24 | √ | √ | √ | |
10 | 100 | √ | √ | √ | |
60 | 100 | √ | ○ | √ | |
甲酸 | 10 | 24 | ○ | ○ | √ |
50 | 24 | ○ | ○ | √ | |
10 | 100 | ○ | × | √ | |
30 | 100 | × | × | √ | |
乳酸 | 10 | 24 | √ | ○ | ○ |
50 | 24 | √ | ○ | √ | |
10 | 100 | √ | ○ | ○ | |
50 | 100 | √ | × | ○ | |
草酸 | 10 | 24 | ○ | ○ | ○ |
20 | 52 | × | – | ○ | |
50 | 24 | – | ○ | ○ | |
10 | 100 | – | – | ○ | |
50 | 100 | – | × | ○ | |
柠檬酸 | 10 | 24 | √ | ○ | √ |
50 | 24 | √ | ○ | √ | |
10 | 100 | √ | ○ | √ | |
50 | 100 | × | × | √ |