介绍：关于什么样流体介质特性，采用什么样材质的阀门，是一门管路流体制造基础学科。选择适当对应的阀门材质，可有效提高整条管线上的设备使用寿命与降低设备成本。
阀门材料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。表中的推荐不是绝对的，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。
|
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
醋酸(无气的)
醋酸(充气的)
醋酸蒸气
丙酮 |
A
C
C
C
A |
A
C
C
C
A |
A
B
A
A
A |
A
B
A
A
A |
A
B
A
B
A |
A
B
A
B
A |
LL
A
A
LL
A |
A
A
A
A
A |
A
A
A
B
A |
LL
A
A
A
A |
LL
A
A
A
A |
A
C
C
C
A |
A
C
C
C
A |
A
B
B
B
A |
|
乙炔
乙醇
硫酸铝
氨
氯化铵 |
A
A
C
A
C |
A
A
C
A
C |
A
A
A
A
B |
A
A
A
A
B |
LL
A
B
C
B |
A
A
B
A
B |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
LL
A
A
A
A |
A
A
LL
A
B |
A
A
C
A
C |
A
A
C
A
C |
A
A
LL
LL
LL |
|
硝酸铵
磷酸铵(一价的)
硫酸铵
亚硫酸铵
苯胺 |
A
C
C
C
C |
C
C
C
C
C |
A
A
B
A
A |
A
A
A
A
A |
C
B
B
C
C |
C
B
A
C
B |
A
A
A
LL
A |
A
A
A
A
A |
A
B
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
C
B
C
B
C |
B
B
C
B
C |
LL
LL
LL
LL
LL |
|
沥青
啤酒
苯
苯甲酸
硼酸 |
A
B
A
C
C |
A
B
A
C
C |
A
A
A
A
A |
A
A
A
A
A |
A
B
A
A
A |
A
A
A
A
A |
A
A
A
LL
A |
A
A
A
A
A |
A
A
A
A
A |
LL
A
A
A
A |
A
A
A
LL
A |
A
B
A
A
B |
A
B
A
A
B |
A
A
A
A
LL |
|
丁烷
氯化钙(碱的)
次氯酸钙
石碳酸
二氧化碳(干的) |
A
B
C
B
A |
A
B
C
B
A |
A
C
B
A
A |
A
B
B
A
A |
A
C
B
A
A |
A
A
B
A
A |
A
A
C
A
A |
A
A
A
A
A |
A
A
A
A
A |
LL
A
A
A
A |
A
LL
LL
A
A |
A
C
C
LL
A |
A
C
C
LL
A |
A
LL
LL
LL
A |
|
二氧化碳(湿的)
二硫化碳
四氯化碳
碳酸
氯，气体(干的) |
C
A
B
C
A |
C
A
B
C
A |
A
A
B
B
B |
A
A
B
B
B |
A
C
A
B
B |
A
B
A
A
A |
A
A
B
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
LL
C |
A
A
LL
LL
B |
A
B
C
A
C |
A
B
A
A
C |
A
LL
LL
A
C |
|
氯，气体(湿的)
液氯
铬酸
柠檬酸
焦炉气 |
C
C
C
LL
A |
C
C
C
C
A |
C
C
C
B
A |
C
C
B
A
A |
C
B
C
A
B |
C
C
A
B
B |
C
C
C
A
A |
B
A
A
A
A |
C
B
C
A
A |
A
C
A
A
A |
B
B
B
LL
A |
C
C
C
B
A |
C
C
C
B
A |
C
C
C
B
A |
|
硫酸铜
棉子油
杂酚油
乙烷
乙醚 |
C
A
A
A
B |
C
A
A
A
B |
B
A
A
A
A |
B
A
A
A
A |
B
A
A
A
A |
C
A
A
A
A |
LL
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
LL
A
A |
LL
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
|
氯乙烷
乙烯
乙二醇
氯化铁
甲醛 |
C
A
A
C
B |
C
A
A
C
B |
A
A
A
C
A |
A
A
A
C
A |
A
A
A
C
A |
A
A
A
C
A |
A
A
LL
C
A |
A
A
LL
B
A |
A
A
A
C
A |
A
A
LL
A
A |
A
A
A
B
A |
B
A
A
C
A |
B
A
A
C
A |
LL
A
A
LL
A |
|
甲酸
氟里昂(湿的)
氟里昂(干的)
糖醛
汽油(精制的) |
LL
B
B
A
A |
C
B
B
A
A |
B
B
A
A
A |
B
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
C
A
A
A
A |
B
A
A
A
A |
C
LL
LL
B
A |
C
LL
LL
B
A |
B
LL
LL
LL
A |
|
葡萄糖
盐酸(充气的)
盐酸(无气的)
氢氟酸(充气的)
氢氟酸(无气的) |
A
C
C
B
A |
A
C
C
C
C |
A
C
C
C
C |
A
C
C
B
B |
A
C
C
C
C |
A
C
C
C
A |
A
A
A
A
A |
A
B
B
A
A |
A
C
C
B
B |
A
C
C
C
C |
A
B
B
B
LL |
A
C
C
C
C |
A
C
C
C
C |
A
C
C
C
LL |
|
氢
过氧化氢
硫化氢(液体)
氢氧化镁
汞 |
A
LL
C
A
A |
A
A
C
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
C
C
B
C |
A
A
C
A
B |
A
B
A
A
A |
A
B
A
A
A |
A
A
B
A
A |
A
A
A
A
A |
A
LL
A
A
A |
A
B
C
A
A |
A
B
C
A
A |
A
LL
LL
LL
B |
|
甲醇
甲乙酮
牛奶
天然气
硝酸 |
A
A
C
A
C |
A
A
C
A
C |
A
A
A
A
A |
A
A
A
A
B |
A
A
A
A
C |
A
A
A
A
C |
A
A
A
A
C |
A
A
A
A
B |
A
A
A
A
A |
A
LL
A
A
A |
A
A
A
A
C |
A
A
C
A
C |
B
A
C
A
C |
A
A
C
A
B |
|
油酸
草酸
氧
石油(精制的)
磷酸(充气的) |
C
C
A
A
C |
C
C
A
A
C |
A
B
A
A
A |
A
B
A
A
A |
B
B
A
A
C |
A
B
A
A
C |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
B
A
A
B |
A
B
A
A
A |
A
B
A
A
C |
B
B
A
A
C |
LL
LL
A
A
LL |
|
磷酸(无气的)
磷酸蒸气
苦味酸
氯化钾
氢氧化钾 |
C
C
C
B
B |
C
C
C
B
B |
A
B
A
A
A |
A
B
A
A
A |
C
C
C
B
B |
B
C
C
B
A |
A
A
A
A
A |
A
LL
A
A
A |
A
A
A
A
A |
B
B
LL
A
A |
A
C
LL
LL
LL |
C
C
B
C
B |
C
C
B
C
B |
LL
LL
LL
LL
LL |
|
丙烷
松香
硝酸银
醋酸钠
碳酸钠 |
A
B
C
A
A |
A
B
C
A
A |
A
A
A
B
A |
A
A
A
A
A |
A
A
C
A
A |
A
A
C
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
LL
A
A
A |
A
A
B
A
A |
A
A
B
A
B |
A
A
B
A
B |
A
A
LL
A
A |
|
氯化钠
铬酸钠
氢氧化钠
次氯酸钠
硫代硫酸钠 |
C
A
A
C
C |
C
A
A
C
C |
B
A
A
C
A |
B
A
A
C
A |
A
A
C
B-C
C |
A
A
A
B-C
C |
A
A
A
C
A |
A
A
A
A
A |
A
A
A
B
A |
A
A
A
A
A |
A
A
A
LL
LL |
B
A
B
C
B |
B
A
B
C
B |
B
A
A
LL
LL |
|
氯化亚锡
硬脂酸
硫酸盐溶液(黑的)
硫
二氧化硫(干的) |
B
A
A
A
A |
B
C
A
A
A |
C
A
A
A
A |
A
A
A
A
A |
C
B
C
C
A |
B
B
A
A
A |
A
A
A
A
B |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
LL
B
A
A
A |
C
B
LL
A
B |
C
B
LL
A
B |
LL
LL
LL
A
LL |
|
三氧化碳(干的)
硫酸(充气的)
硫酸(无气的)
亚硫酸
焦油 |
A
C
C
C
A |
A
C
C
C
A |
A
C
C
B
A |
A
C
C
B
A |
A
C
B
B
A |
A
C
B
C
A |
B
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
B
B
A
A |
A
B
B
B
A |
B
C
C
C
A |
B
C
C
C
A |
LL
C
C
LL
A |
|
三氯乙烯
松节油
醋
水(锅炉给水)
水(蒸馏的) |
B
B
C
B
A |
B
B
C
C
A |
B
A
A
A
A |
A
A
A
A
A |
A
A
B
C
A |
A
B
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
A
A
A |
A
A
LL
A
A |
A
A
A
A
A |
B
A
C
B
B |
B
A
C
A
B |
LL
A
A
A
LL |
|
海水
威士忌酒和葡萄酒
氯化锌
硫酸锌 |
B
C
C
C |
B
C
C
C |
B
A
C
A |
B
A
C
A |
A
A
C
B |
A
B
C
A |
A
A
A
A |
A
A
A
A |
A
A
A
A |
A
A
A
A |
A
A
B
A |
C
C
C
B |
C
C
C
B |
A
LL
LL
LL |
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
蒙乃尔合金— Monel
哈氏合金B(C) — Hastelloy“B”、(“C”)
不锈钢﹟20 — Durimet20
钴—铬合金﹟6 — Alloy6(Co-Cr)
