HASTELLOYC4yog ib qho hlau sib xyaw ua los ntawm Nickel, chromium, thiab molybdenum. Nws raug suav hais tias yog cov hlau sib xyaw ua ke zoo tshaj plaws rau kev tiv thaiv xeb. Cov hlau sib xyaw no qhia tau tias nws tiv taus kev tsim cov ciam teb ntawm cov noob thaum raug cua sov vuam, ua rau nws tsim nyog rau ntau yam kev siv tshuaj lom neeg hauv nws lub xeev vuam. Tsis tas li ntawd, Alloy C4 qhia tau tias nws tiv taus kev tawg, kev ntxhov siab-xeb tawg, thiab oxidizing atmospheres txog li 1900 ° F. Nws muaj kev tiv taus zoo rau ntau yam tshuaj lom neeg ib puag ncig.
COV NTAWV THOV:
1. Kev lag luam ntawv: Cov tshuaj zom zaub mov thiab cov nroj tsuag tshuaj dawb.
2. Cov chaw muaj roj qaub: Cov khoom uas raug roj qaub.
3. Cov nroj tsuag desulfurization flue-gas: Cov khoom siv siv hauv cov nroj tsuag desulfurization flue-gas.
4. Cov chaw muaj sulfuric acid: Cov evaporators, cov heat exchangers, cov filters, thiab cov mixers siv rau hauv cov chaw muaj sulfuric acid.
5. Cov tshuaj sulfuric acid: Cov khoom siv ua haujlwm hauv cov tshuaj sulfuric acid.
6. Cov txheej txheem chloride organic: Cov khoom siv siv rau hauv cov txheej txheem organic chloride.
7. Cov txheej txheem catalyst Halide lossis acid: Cov khoom siv siv rau hauv cov txheej txheem uas siv cov tshuaj halide lossis acid catalysts.
| Qib | C276 | C22 | C4 | B3 | N | ||
| Tshuaj lom neeg Kev sau ua ke (%) | C | ≤0.01 | ≤0.015 | ≤0.015 | ≤0.02 | ≤0.01 | 0.04-0.08 |
| Mn | ≤1 | ≤0.5 | ≤1 | ≤1 | ≤3 | ≤1 | |
| Fe | 4-7 | 2-6 | ≤3 | ≤2 | ≤1.5 | ≤5 | |
| P | ≤0.04 | ≤0.02 | ≤0.04 | ≤0.04 | – | ≤0.015 | |
| S | ≤0.03 | ≤0.02 | ≤0.03 | ≤0.03 | – | ≤0.02 | |
| Si | ≤0.08 | ≤0.08 | ≤0.08 | ≤0.1 | ≤0.1 | ≤1 | |
| Ni | so | so | so | so | ≥65 | so | |
| Co | ≤2.5 | ≤2.5 | ≤2 | ≤1 | ≤3 | ≤0.2 | |
| Ti + Cu | – | – | ≤0.7 | – | ≤0.4 | ≤0.35 | |
| Al+Ti | – | – | – | – | ≤0.5 | ≤0.5 | |
| Cr | 14.5-16.5 | 20-22.5 | 14-18 | ≤1 | ≤1.5 | 6-8 | |
| Mo | 15-17 | 12.5-14.5 | 14-17 | 26-30 | ≤28.5 | 15-18 | |
| B | – | – | – | – | – | ≤0.01 | |
| W | 3-4.5 | 2.5-3.5 | – | – | ≤3 | ≤0.5 | |
| V | ≤0.35 | ≤0.35 | – | 0.2-0.4 | – | ≤0.5 | |
150 0000 2421