JQ.H0Cr21Ni10 Chitsulo chosapanga dzimbiri chotchingidwa ndi waya wowotcherera wolimba mu mbiya
Kugwiritsa ntchito
Amagwiritsidwa ntchito kwambiri mu petrochemical, chotengera kuthamanga, makina chakudya, zipangizo zachipatala, zipangizo feteleza, nsalu makina, riyakitala nyukiliya, etc., monga kuwotcherera 12Cr18Ni9 (SUS 302), 06Cr19Ni10 (SUS 304) ndi zipangizo zina.
Wowotcherera waya mankhwala kapangidwe (Wt%)
Chitsanzo | Wowotcherera waya mankhwala opangidwa (Wt%) |
| ||||||||
C | Mn | Si | Cr | Ni | Mo | P | S | Cu | Zina | |
JQ.H0Cr21Ni10 | 0.035 | 1.80 | 0.31 | 20.15 | 9.52 | 0.03 | 0.013 | 0.008 | 0.34 | - |
Zochita zamalonda
Mtundu wovomerezeka (wofanana) wokhazikika | Chitsanzo cha zinthu zakuthupi zachitsulo choyikidwa (ndi SJ601) | ||
GB | AWS | Tensile StrengthMPa | Elongation% |
S308 | Mtengo wa ER308 | 594 | 40.5 |
Zowotcherera pakali pano (AC kapena DC+)
Waya awiri (mm) | ¢0.8 | 1.0 | 1.2 | |
Welding panopa (A) | kuwotcherera lathyathyathya, kuwotcherera yopingasa | 70-150 | 100-200 | 140-220 |
kuwotcherera ofukula | 50-120 | 80-150 | 120-180 | |
Kuwotcherera pamwamba | 50-120 | 80-150 | 160-200 |
Zofotokozera Zamalonda
Waya awiri | ¢0.8 | 1.0 | 1.2 |
Kulemera kwa phukusi | 12.5Kg / chidutswa | 15Kg / chidutswa | 15Kg / chidutswa |
Kusamala pakugwiritsa ntchito mankhwala
1. Kuteteza mpweya: Samalani chiyero cha mpweya wotchinga, ndipo mulingo woyenera wa gasi wosakaniza ndi Ar + 1-3% O2.
2.Kuthamanga kwa mpweya: 20-25L / min.
3.Kutalika kowuma: 15-25mm.
4.Chotsani kwenikweni dzimbiri wosanjikiza, chinyezi, mafuta, fumbi, etc. pa kuwotcherera mbali.
5. Panthawi yowotcherera panja, mphepo ikathamanga kwambiri kuposa 1.5m/s, payenera kutengedwa njira zoteteza mphepo, ndipo njira zodzitetezera ku mphepo ziyenera kuchitidwa kuti zisachitike pobowola.
Malingaliro omwe ali pamwambawa ndi ongogwiritsidwa ntchito okha, ndipo zochitika zenizeni zidzakhalapo pa ntchito yeniyeni.Ngati ndi kotheka, kuyenerera kwa ndondomeko kuyenera kuchitidwa musanadziwe ndondomeko yowotcherera.