JQ.ER307 Chitsulo chosapanga dzimbiri chimatchingidwa ndi waya wowotchera wolimba mu mbiya
Kugwiritsa ntchito
Amagwiritsidwa ntchito pazochitika zapadera zomwe zimafuna zinthu zopanda maginito monga sitima zapamadzi za nyukiliya ndi mbale zazitsulo zosagwirizana ndi zipolopolo, komanso zimagwiritsidwa ntchito powotcherera zitsulo zosiyana zomwe zimakhala zovuta kuwotcherera komanso zosavuta kung'amba.
Wowotcherera waya mankhwala kapangidwe (Wt%)
Chitsanzo | Wowotcherera waya mankhwala zikuchokera(Wt%) | ||||||||
| C | Mn | Si | Cr | Ni | Mo | P | S | Cu |
JQ.ER307 | 0.078 | 4.50 | 0.41 | 20.15 | 9.52 | 0.95 | 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% |
S307 | Mtengo wa ER307 | 621 | 38.0 |
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 wotetezera, 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, ndi zina zotero pa mbali yowotcherera.
5. Panthawi yowotcherera panja, pamene mphepo ikuthamanga kuposa 1.5m / s, miyeso ya mphepo iyenera kutengedwa, ndipo njira zoyenera zotetezera mphepo ziyenera kuchitidwa kuti zisawonongeke.
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.