JQ.ER308LSi terata e tiileng ea tšepe e sa hloekang e sirelelitsoeng ka khase
Kopo
Karolo e ka sehloohong ke C-18Cr-8Ni e tlaase, 'me Si element e eketsoa, tšepe e entsoeng ka tšepe e qhibilihisitsoeng e na le metsi a matle,' me sekoti sa welding se setle.E loketse bakeng sa welding ea lebelo le phahameng.
Moetso oa lik'hemik'hale oa welding wire (Wt%)
Mohlala | Sebopeho sa lik'hemik'hale tsa terata ea welding (Wt%) |
| ||||||||
C | Mn | Si | Cr | Ni | Mo | P | S | Cu | Tse ding | |
JQ.ER308LSi | 0.015 | 1.75 | 0.90 | 20.02 | 9.85 | 0.03 | 0.015 | 0.010 | 0.15 |
Ts'ebetso ea sehlahisoa
Moetso oa maemo o lumellanang (o lekanang). | Mohlala oa thepa ea 'mele ea tšepe e behiloeng (e nang le SJ601) | ||
GB | AWS | Tensile StrengthMPa | Elongation% |
S308LSi | ER308LSi | 563 | 40 |
Sehlahisoa sa welding hajoale (AC kapa DC+)
Bophara ba terata(mm) | ¢0.8 | ¢1.0 | ¢1.2 | |
Hona joale welding(A) | Ho tjheseletsa sephara, ho tjheseletsa ho tshekaletseng | 70-150 | 100-200 | 140-220 |
welding e otlolohileng | 50-120 | 80-150 | 120-180 | |
Welding ka holimo | 50-120 | 80-150 | 160-200 |
Litlhaloso tsa Sehlahisoa
Wire bophara | ¢0.8 | ¢1.0 | ¢1.2 |
Boima ba sephutheloana | 12.5Kg / sekotoana | 15Kg/sekotoana | 15Kg/sekotoana |
Litlhokomelo bakeng sa tšebeliso ea sehlahisoa
1. Khase e sireletsang: Ela hloko bohloeki ba khase e sireletsang, 'me karolelano ea motsoako oa khase ke Ar + 1-3% O2.
2.Phallo ea khase: 20-25L / min.
3.Elongation e omileng: 15-25mm.
4.Ka sebele tlosa lera la mafome, mongobo, oli, lerōle, joalo-joalo karolong ea welding.
5. Nakong ea ho cheselletsa ka ntle, ha lebelo la moea le feta 1.5m/s, mehato e thibelang moea e lokela ho nkoa, 'me mehato e nepahetseng e thibelang moea e lokela ho nkoa ho thibela ho hlaha ha mekoti.
Litlhahiso tse ka holimo ke tsa litšupiso feela, 'me boemo ba sebele bo tla ba teng ts'ebetsong e itseng.Haeba ho hlokahala, litlhoko tsa ts'ebetso li lokela ho etsoa pele ho etsoa qeto ea moralo oa welding.