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應(yīng)用于不同流體介質(zhì)的閥門材料選用表
閱讀：938 發(fā)布時(shí)間：2012-7-7[三精閥門技術(shù)部]本閥門材料選用表是用來(lái)大致指出與某種流體介質(zhì)接觸而發(fā)生反應(yīng)時(shí)，應(yīng)如何選擇適當(dāng)?shù)牟牧?。表中的推薦不是的，因?yàn)樘间?鑄鐵,不銹鋼,青銅,蒙乃爾合金,哈氏合金,鈦,鈷鉻合金,沉淀鋼等閥門材料的耐腐蝕性與流體的濃度、溫度、壓力和雜質(zhì)等因素有關(guān)。因此，必須強(qiáng)調(diào)本表只能作為一個(gè)導(dǎo)則參考。
| 流體介質(zhì) | 閥門材料 | |||||||||||||
| 碳鋼 | 鑄鐵 | 302 | 316 | 青銅 | 蒙 | 哈 | 哈 | 不 | 鈦 | 鈷 | 416 | 440C | 17-4 | |
| 乙醛 | A | A | A | A | A | A | LL | A | A | LL | LL | A | A | A |
| 乙炔 | A | A | A | A | LL | A | A | A | A | LL | A | A | A | A |
| 硝酸銨 | A | C | A | A | C | C | A | A | A | A | A | C | B | LL |
| 瀝青 | A | A | A | A | A | A | A | A | A | LL | A | A | A | A |
| 丁烷 | A | A | A | A | A | A | A | A | A | LL | A | A | A | A |
| 二氧化碳（濕的） | C | C | A | A | A | A | A | A | A | A | A | A | A | A |
| 氯，氣體（濕的） | C | C | C | C | C | C | C | B | C | A | B | C | C | C |
| 硫酸銅 | C | C | B | B | B | C | LL | A | A | A | LL | A | A | A |
| 氯乙烷 | C | C | A | A | A | A | A | A | A | A | A | B | B | LL |
| 甲酸 | LL | C | B | B | A | A | A | A | A | C | B | C | C | B |
| 葡萄糖 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| 氫 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| 甲醇 | A | A | A | A | A | A | A | A | A | A | A | A | B | A |
| 油酸 | C | C | A | A | B | A | A | A | A | A | A | A | B | LL |
| 磷酸（無(wú)氣的） | C | C | A | A | C | B | A | A | A | B | A | C | C | LL |
| 丙烷 | A | A | A | A | A | A | A | A | A | A | A | A | A | A |
| 氯化鈉 | C | C | B | B | A | A | A | A | A | A | A | B | B | B |
| 氯化亞錫 | B | B | C | A | C | B | A | A | A | A | LL | C | C | LL |
| 三氧化碳（干的） | A | A | A | A | A | A | B | A | A | A | A | B | B | LL |
| 三氯乙烯 | B | B | B | 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 |
符號(hào)：A - 能夠或正被成功應(yīng)用
B - 應(yīng)用過(guò)程應(yīng)注意
C - 不能應(yīng)用
LL - 缺乏資料
蒙乃爾合金— Monel
哈氏合金B(yǎng)（C） — Hasloy“B”、（“C”）
不銹鋼﹟20 — Durimet20
鈷—鉻合金﹟6 — Alloy6（Co-Cr）