JQ.H1Cr24Ni13 bakin karfe iskar gas mai ƙarfi waya
Aikace-aikace
Ana amfani da shi sau da yawa a cikin walda na carbon karfe da bakin karfe dissimilar kayan ko a cikin walda na martensitic da pearlitic bakin karfe da matalauta tauri.Aikace-aikace irin su petrochemical, thermal power plant da sauran masana'antu.
Abubuwan sinadaran walda na waya (Wt%)
Samfura | Welding waya sinadaran abun da ke ciki (Wt%) |
| ||||||||
C | Mn | Si | Cr | Ni | Mo | P | S | Cu | Sauran | |
JQ.H1Cr24Ni13 | 0.081 | 1.61 | 0.40 | 23.85 | 13.15 | 0.02 | 0.012 | 0.013 | 0.23 | - |
Ayyukan samfur
Madaidaicin ƙirar ƙima (daidai). | Misali na kaddarorin jiki na ajiyar ƙarfe (tare da SJ601) | ||
GB | AWS | Ƙarfin TensileMPa | Tsawaita% |
S309 | Saukewa: ER309 | 594 | 41.5 |
Alamar walda samfurin halin yanzu (AC ko DC+)
Diamita na waya (mm) | ¢ 0.8 | ¢ 1.0 | ¢ 1.2 | |
Welding halin yanzu (A) | Flat waldi, walda a kwance | 70-150 | 100-200 | 140-220 |
waldi a tsaye | 50-120 | 80-150 | 120-180 | |
walda sama | 50-120 | 80-150 | 160-200 |
Ƙayyadaddun samfur
Diamita na waya | ¢ 0.8 | ¢ 1.0 | ¢ 1.2 |
Kunshin nauyi | 12.5kg/ guda | 15kg/ guda | 15kg/ guda |
Kariya don amfanin samfur
1. Garkuwa da iskar gas: Kula da tsabtar iskar garkuwa, kuma ƙimar cakuda gas ɗin da aka ba da shawarar shine Ar + 1-3% O2.
2.Gudun iskar gas: 20-25L/min.
3.Dry elongation: 15-25mm.
4.Da gaske cire tsatsa Layer, danshi, mai, kura, da dai sauransu a kan bangaren walda.
5. A lokacin walda a waje, lokacin da iskar ta zarce 1.5m/s, yakamata a dauki matakan kariya daga iska, sannan a dauki matakan da suka dace don hana afkuwar busa.
Shawarwari na sama don tunani ne kawai, kuma ainihin halin da ake ciki zai yi nasara a cikin takamaiman aiki.Idan ya cancanta, aiwatar da cancantar ya kamata a za'ayi kafin kayyade tsarin walda.