Corrosion Resisting Alloy Material Selecting Table
| No. | Material rating number | Code | Suitable medium |
|---|---|---|---|
| 1 | Plastic FEP | F46 | Various acids, alkalis,salts,oxidants |
| 2 | Plastic PFA | Various acids, alkalis,salts,oxidants | |
| 3 | UHMWPE | Acids, alkalis, and salts containing suspended solid granules below 80℃ | |
| 4 | 0Cr18Ni9 | 304 | Diluted nitric acid and organic acid |
| 5 | 0Cr18Ni9 | 304L | Diluted nitric acid and organic acid,Resistant to intergranular corrosion. |
| 6 | 0Cr18Ni12Mo2 | 316 | Diluted nitric acid, phosphoric acid, and organic acids |
| 7 | 00Cr18Ni12Mo2 | 316L | Diluted nitric acid, phosphoric acid, and organic acids.Resistant to intergranular corrosion. |
| 8 | 0Cr20Ni25Mo5Cu2 | 904 | Sulfuric acid of various concentrations at<70℃. Resistant to intergranular corrosion. |
| 9 | 0Cr30Ni42Mo3Cu2 | 804 | Evaporation of caustic soda, and those medium whose corrosiveness is beyond the capacity of 904. |
| 10 | 0Cr20Ni42Mo3Cu2 | 824 | Those medium whose corrosiveness is beyond the capacity |
| 11 | Grade 1, Grade 2, Grade 3, Grade 4, Grade 5 | Titanium alloy | Full concentration hydrochloric acid. |
| 12 | 0Cr18Ni5Mo5 | NH55 | Sea water |
| 13 | 00Ni65Mo28 | Hastelloy B | Full concentration hydrochloric acid. |
| 14 | F30%CrMo | Cr30 | It’s an ideal material for corrosive media containing up to 35% of solid, such as phosphoric acid extract slurry or similar corrosive medium |
| 15 | 1Cr18Ni9Ti | 18-8 | Alkali liquid, acetic acid, diluted nitric acid. |
| 16 | 00Cr20Ni25Mo4 | UB6 | Phosphoric acid, sulfuric acid, and high temperature acetic acid containing certain amount of Cl-,F. Resistant to pitting and intergranular corrosion. |
| 17 | 00Cr14Ni14Si4 | C4 | Full concentration nitric acid, especially concentrated nitric acid. It is the best cast steel in comprehensive performance for concentrated nitric acid available at present. |
| 18 | 0Cr12Ni25Mo3Cu3Si2Nb | 941 | Full concentration constant temperature sulfuric acid, especially middle concentration(ca.50%) sulfuric acid below 100℃ |
| 19 | 00Cr10Ni20Mo1.5Si6Cu | SS920 | High temperature sulfuric acid, t<130℃, concentration 93-98% |
| 20 | 0Cr21Ni32Mo2Cu2 | 20# alloy | High temperature sulfuric acid, t<130℃, concentration ca.40% |
| 21 | Z180C13 | DF2 | Corrosive medium containing up to 70% of solid. |
| 22 | 0Cr26Ni5Mo2Cu3 | CD-4MCu | Suitable for diluted sulfuric acid and phosphoric acid containing solid. It is anti-abrasive and anti-corrosive. |
| 23 | 0Cr24Ni20Mo2Cu3 | K alloy | Sulfuric acid pf various concentrations<60℃ |
| 24 | 00Cr25Ni6Mo2 | MM-4 | Special steel for nitric acid and phosphoric fertilizer. |
| 25 | 0Cr18Ni12Mo2Ti | Mo2Ti | Diluted nitric acid, phosphoric acid, and organic acids. |
| 26 | 0Cr20Ni33Mo3Cu3Nb | 20Cb3 | Corrosion of sulfuric acid of various concentrations |
| 27 | 0Cr24Ni33Mo2.5Cu3Ti | 3#4# | Abrasion and corrosion of diluted sulfuric acid containing 20% solid phase. |
| 28 | 0Cr16Ni4Cu3Nb | CB-7Cu | Corrosion of sand slurry, abrasion and corrosion of halogen liquid in the production of potassium fertilizer. |
| 29 | 00Cr30Ni40Mo4Cu3 | Lewmet55 | Corrosion of 125℃ high temperature fuming sulfuric acid. |
| 30 | 00Ni65Cu28 | Monel | Hydrofluoric acid, silicofluoric acid, high temperature caustic soda |