不锈钢波纹管的耐蚀性参数表: 耐蚀区分A 0.1mm/年以下 B 0.1—1.0mm/年以下 *1:注意晶间腐蚀 *2:注意点蚀 *3:注意应力腐蚀产生的断裂
介质
硝酸*1 |
浓度% |
耐蚀区分 |
常温(≤30℃) |
中温 |
高温 |
≤20% |
A |
SUS304,430 |
SUS304,430 |
SUS304,430 |
20~50% |
A |
SUS304,430 |
SUS304,430 |
SUS304 |
≥80% |
A |
SUS304,430 |
SUS304,316 |
SUS316 |
≥80% |
B |
|
SUS430 |
SUS304 |
硫酸*1 |
≤0.25% |
A |
SUS304 |
SUS316 |
|
0.25 - 10% |
A |
SUS316 |
SUS316L |
|
10-50% |
A |
SUS316L |
|
|
50—95% |
B |
SUS316L |
|
|
95-100% |
A |
SUS304,316 |
|
|
盐酸*2 |
1-5% |
B |
SUS316 |
|
|
磷酸* |
≤5% |
A |
SUS304,316 |
SUS316 |
SUS316 |
50% |
A |
SUS316 |
SUS316 |
|
醋酸*1 |
≤20% |
A |
SUS304,430 |
SUS304 |
SUS304,316 |
20-100% |
A |
SUS304 |
SUS304,316 |
SUS304,309s |
蒸汽 |
A |
|
|
SUS316 |
乳酸 |
10% |
A |
SUS304,316 |
SUS316 |
SUS316 |
|
20~50% |
A |
SUS304,316 |
SUS316 |
|
100% |
A |
SUS304,316 |
|
|
氢氧化钠 |
≤50% |
A |
SUS304,430 |
SUS304 |
SUS304,316 |
≥70% |
B |
|
|
SUS316 |
甲酸*1 |
1% |
A |
SUS304,430 |
SUS304,316 |
SUS304,316 |
5~10% |
A |
SUS304,316 |
SUS316 |
|
50% |
A |
SUS316 |
SUS316 |
|
氧化胺*2*3 |
≤50% |
A |
SUS316 |
SUS316 |
SUS316 |
饱和 |
A |
SUS316 |
SUS316 |
|
氯化钙*2*3 |
饱和 |
A |
SUS316 |
SUS316 |
SUS316 |
氯化亚铁*1*2 |
1-10% |
B |
SUS316 |
SUS316 |
SUS316 |
氯气*2 |
湿气体 |
B |
SUS316 |
|
|
对二甲苯 |
|
B |
SUS304,316 |
|
|
鱼油 |
|
A |
SUS304,316 |
|
|
柠檬酸 |
≤15% |
A |
SUS304,430 |
SUS304 |
SUS304 |
>15% |
A |
SUS304,430 |
SUS304,316 |
SUS316 |
甘油 |
|
A |
SUS304,316 |
|
|
原油 |
|
B |
SUS304,316 |
|
|
草酸*1 |
≤10% |
A |
SUS304,316 |
SUS316 |
|
>10% |
A |
SUS316 |
|
|
动物油脂 |
|
A |
SUS304,316 |
|
|
植物油 |
|
B |
SUS304,316 |
|
|
甲醇 |
全浓度 |
A |
SUS304,430 |
SUS304,430 |
SUS304,430 |
酒精 |
全浓度 |
A |
SUS304,316 |
SUS304,316 |
SUS304,316 |
丙稀睛 |
溶液 |
A |
SUS304,316 |
SUS304,316 |
SUS304,316 |
乙醛 |
溶液 |
A |
SUS304,316 |
SUS304,316 |
SUS304,316 |
乙烯 |
溶液及蒸汽 |
A |
SUS304,430 |
SUS304,430 |
SUS304,430 |
乙二醇 |
|
B |
SUS304,316 |
|
|
氮丙烯 |
100% |
B |
SUS304,316 |
SUS304,316 |
SUS304,316 |
甲苯 |
|
A |
SUS304,316 |
|
|
碳酌水 |
|
A |
SUS304,316 |
|
|
海水*2 |
|
B |
SUS304,316 |
|
|
水果汁 |
|
A |
SUS304,316 |
SUS304,316 |
SUS304,316 |
牛奶 |
|
A |
SUS304,316 |
SUS304,316 |
SUS304,316 |
咖啡 |
|
A |
SUS304,316 |
SUS304,316 |
SUS304,316 |
苯 |
0-100% |
A |
SUS304 |
|
|
B |
SUS316 |
|