HASTELLOYC4waa isku-darka ka kooban Nikkel, chromium, iyo molybdenum. Waxaa si weyn loogu tixgeliyaa inay tahay isku-darka ugu badan ee la dagaallanka daxalka. Isku-darkani wuxuu muujiyaa iska caabinta sameynta xadka xad-dhaafka ah ee hadhuudhka marka la mariyo kulayl alxanka, taasoo ka dhigaysa mid ku habboon codsiyada kala duwan ee habka kiimikada ee xaaladdiisa alxanka. Intaa waxaa dheer, isku-darkaC4waxay muujisaa iska caabin heer sare ah oo ku wajahan godadka, dildilaaca cadaadiska-daxalka, iyo jawiga oksaydhka ilaa 1900°F. Waxay leedahay iska caabin heer sare ah oo ku wajahan deegaanno kiimiko ah oo kala duwan.
CODSIYADA:
1. Warshadaha Warqadda: Warshadaha dheefshiidka iyo kuwa cadaya.
2. Deegaannada gaaska dhanaan: Qaybaha ay soo gaarto gaaska dhanaan.
3. Warshadaha nadiifinta dhuxusha: Qalabka loo isticmaalo warshadaha nadiifinta dhuxusha.
4. Deegaannada aashitada sulfuric: Uumi-bixiyayaasha, beddelayaasha kulaylka, shaandheeyayaasha, iyo isku-darka loo isticmaalo deegaannada aashitada sulfuric.
5. Falaadhaha aashitada sulfuric: Qalabka loo isticmaalo falaagyada aashitada sulfuric.
6. Habka koloriin dabiici ah: Qalabka loo isticmaalo habka koloriin dabiici ah.
7. Hababka Halide ama Aashitada Ka-hortagga: Qalabka loo isticmaalo hababka loo isticmaalo Halide ama Aashitada Ka-hortagga.
| Fasal | C276 | C22 | C4 | B3 | N | ||
| Kiimiko Halabuurka (%) | 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 | nasasho | nasasho | nasasho | nasasho | ≥65 | nasasho | |
| 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 | |
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