不同流体介质的阀门材质选用表
时间:2015-05-13 阅读:551
本阀门材质选用表是用来大致指出与某种流体介质接触而发生反应时,应如何选择适当的材料。表中的推荐不是的,因为碳钢,铸铁,不锈钢,青铜,蒙乃尔合金,哈氏合金,钛,钴铬合金,沉淀钢等阀门材料的耐腐蚀性与流体的浓度、温度、压力和杂质等因素有关。因此,必须强调本表只能作为一个导则参考。
符号:
A - 能够或正被成功应用
B - 应用过程应注意
C - 不能应用
LL - 缺乏资料
流体介质 | 阀门材料 | |||||||||||||
碳钢 | 铸铁 | 302 或 304 不 锈 钢 | 316 不 锈 钢 | 青铜 | 蒙 乃 尔 合 金 | 哈 氏 合 金 B | 哈 氏 合 金 C | 不 锈 钢 ﹟ 20 | 钛 | 钴 铬 合 金 ﹟6 | 416 不 锈 钢 | 440C 不 锈 钢 | 17-4 PH 不 锈 钢 | |
乙醛 | A | A | A | A | A | A | LL | A | A | LL | LL | A | A | A |
醋酸(无气的) | C | C | B | B | B | B | A | A | A | A | A | C | C | B |
醋酸(充气的) | C | C | A | A | A | A | A | A | A | A | A | C | C | B |
醋酸蒸气 | C | C | A | A | B | B | LL | A | B | A | A | C | C | B |
丙酮 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
乙炔 | A | A | A | A | LL | A | A | A | A | LL | A | A | A | A |
乙醇 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
硫酸铝 | C | C | A | A | B | B | A | A | A | A | LL | C | C | LL |
氨 | A | A | A | A | C | A | A | A | A | A | A | A | A | LL |
氯化铵 | C | C | B | B | B | B | A | A | A | A | B | C | C | LL |
硝酸铵 | A | C | A | A | C | C | A | A | A | A | A | C | B | LL |
磷酸铵 | C | C | A | A | B | B | A | A | B | A | A | B | B | LL |
硫酸铵 | C | C | B | A | B | A | A | A | A | A | A | C | C | LL |
亚硫酸铵 | C | C | A | A | C | C | LL | A | A | A | A | B | B | LL |
苯胺 | C | C | A | A | C | B | A | A | A | A | A | C | C | LL |
沥青 | A | A | A | A | A | A | A | A | A | LL | A | A | A | A |
啤酒 | B | B | A | A | B | A | A | A | A | A | A | B | B | A |
苯 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
苯甲酸 | C | C | A | A | A | A | LL | A | A | A | LL | A | A | A |
硼酸 | C | C | A | A | A | A | A | A | A | A | A | B | B | LL |
丁烷 | A | A | A | A | A | A | A | A | A | LL | A | A | A | A |
氯化钙(碱的) | B | B | C | B | C | A | A | A | A | A | LL | C | C | LL |
次氯酸钙 | C | C | B | B | B | B | C | A | A | A | LL | C | C | LL |
石碳酸 | B | B | A | A | A | A | A | A | A | A | A | LL | LL | LL |
二氧化碳(干的) | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
二氧化碳(湿的) | C | C | A | A | A | A | A | A | A | A | A | A | A | A |
二硫化碳 | A | A | A | A | C | B | A | A | A | A | A | B | B | LL |
四氯化碳 | B | B | B | B | A | A | B | A | A | A | LL | C | A | LL |
碳酸 | C | C | B | B | B | A | A | A | A | LL | LL | A | A | A |
氯,气体(干的) | A | A | B | B | B | A | A | A | A | C | B | C | C | C |
氯,气体(湿的) | C | C | C | C | C | C | C | B | C | A | B | C | C | C |
液氯 | C | C | C | C | B | C | C | A | B | C | B | C | C | C |
铬酸 | C | C | C | B | C | A | C | A | C | A | B | C | C | C |
柠檬酸 | LL | C | B | A | A | B | A | A | A | A | LL | B | B | B |
焦炉气 | A | A | A | A | B | B | A | A | A | A | A | A | A | A |
硫酸铜 | C | C | B | B | B | C | LL | A | A | A | LL | A | A | A |
棉子油 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
杂酚油 | A | A | A | A | A | A | A | A | A | LL | A | A | A | A |
乙烷 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
乙醚 | B | B | A | A | A | A | A | A | A | A | A | A | A | A |
氯乙烷 | C | C | A | A | A | A | A | A | A | A | A | B | B | LL |
乙烯 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
乙二醇 | A | A | A | A | A | A | LL | LL | A | LL | A | A | A | A |
氯化铁 | C | C | C | C | C | C | C | B | C | A | B | C | C | LL |
甲醛 | B | B | A | A | A | A | A | A | A | A | A | A | A | A |
甲酸 | LL | C | B | B | A | A | A | A | A | C | B | C | C | B |
氟里昂(湿的) | B | B | B | A | A | A | A | A | A | A | A | LL | LL | LL |
氟里昂(干的) | B | B | A | A | A | A | A | A | A | A | A | LL | LL | LL |
糖醛 | A | A | A | A | A | A | A | A | A | A | A | B | B | LL |
汽油(精制的) | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
葡萄糖 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
盐酸(充气的) | C | C | C | C | C | C | A | B | C | C | B | C | C | C |
盐酸(无气的) | C | C | C | C | C | C | A | B | C | C | B | C | C | C |
氢氟酸(充气的) | B | C | C | B | C | C | A | A | B | C | B | C | C | C |
氢氟酸(无气的) | A | C | C | B | C | A | A | A | B | C | LL | C | C | LL |
氢 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
过氧化氢 | LL | A | A | A | C | A | B | B | A | A | LL | B | B | LL |
硫化氢(液体) | C | C | A | A | C | C | A | A | B | A | A | C | C | LL |
* | A | A | A | A | B | A | A | A | A | A | A | A | A | LL |
汞 | A | A | A | A | C | B | A | A | A | A | A | A | A | B |
甲醇 | A | A | A | A | A | A | A | A | A | A | A | A | B | A |
甲乙酮 | A | A | A | A | A | A | A | A | A | LL | A | A | A | A |
牛奶 | C | C | A | A | A | A | A | A | A | A | A | C | C | C |
天然气 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
硝酸 | C | C | A | B | C | C | C | B | A | A | C | C | C | B |
油酸 | C | C | A | A | B | A | A | A | A | A | A | A | B | LL |
草酸 | C | C | B | B | B | B | A | A | A | B | B | B | B | LL |
氧 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
石油(精制的) | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
磷酸(充气的) | C | C | A | A | C | C | A | A | A | B | A | C | C | LL |
磷酸(无气的) | C | C | A | A | C | B | A | A | A | B | A | C | C | LL |
磷酸蒸气 | C | C | B | B | C | C | A | LL | A | B | C | C | C | LL |
苦味酸 | C | C | A | A | C | C | A | A | A | LL | LL | B | B | LL |
氯化钾 | B | B | A | A | B | B | A | A | A | A | LL | C | C | LL |
氢氧化钾 | B | B | A | A | B | A | A | A | A | A | LL | B | B | LL |
丙烷 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
松香 | B | B | A | A | A | A | A | A | A | LL | A | A | A | A |
* | C | C | A | A | C | C | A | A | A | A | B | B | B | LL |
醋酸钠 | A | A | B | A | A | A | A | A | A | A | A | A | A | A |
碳酸钠 | A | A | A | A | A | A | A | A | A | A | A | B | B | A |
氯化钠 | C | C | B | B | A | A | A | A | A | A | A | B | B | B |
铬酸钠 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
氢氧化钠 | A | A | A | A | C | A | A | A | A | A | A | B | B | A |
次氯酸钠 | C | C | C | C | B-C | B-C | C | A | B | A | LL | C | C | LL |
* | C | C | A | A | C | C | A | A | A | A | LL | B | B | LL |
氯化亚锡 | B | B | C | A | C | B | A | A | A | A | LL | C | C | LL |
硬脂酸 | A | C | A | A | B | B | A | A | A | A | B | B | B | LL |
硫酸盐溶液(黑的) | A | A | A | A | C | A | A | A | A | A | A | LL | LL | LL |
硫 | A | A | A | A | C | A | A | A | A | A | A | A | A | A |
二氧化硫(干的) | A | A | A | A | A | A | B | A | A | A | A | B | B | LL |
三氧化碳(干的) | A | A | A | A | A | A | B | A | A | A | A | B | B | LL |
硫酸(充气的) | C | C | C | C | C | C | A | A | A | B | B | C | C | C |
硫酸(无气的) | C | C | C | C | B | B | A | A | A | B | B | C | C | C |
亚硫酸 | C | C | B | B | B | C | A | A | A | A | B | C | C | LL |
焦油 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
三氯乙烯 | B | B | B | A | A | A | A | A | A | A | A | B | B | LL |
* | B | B | A | A | A | B | A | A | A | A | A | A | A | A |
醋 | C | C | A | A | B | A | A | A | A | LL | A | C | C | A |
水(锅炉给水) | B | C | A | A | C | A | A | A | A | A | A | B | A | A |
水(蒸馏的) | A | A | A | A | A | A | A | A | A | A | A | B | B | LL |
海水 | B | B | B | B | A | A | A | A | A | A | A | C | C | A |
威士忌酒和葡萄酒 | C | C | A | A | A | B | A | A | A | A | A | C | C | LL |
氯化锌 | C | C | C | C | C | C | A | A | A | A | B | C | C | LL |
硫酸锌 | C | C | A | A | B | A | A | A | A | A | A | B | B | LL |