JQ.H0Cr21Ni10 Igesi yensimbi engenasici evikelwe ngocingo oluqinile lokushisela emgqonyeni
Isicelo
Isetshenziswa kakhulu ku-petrochemical, umkhumbi wengcindezi, imishini yokudla, izinto zezokwelapha, okokusebenza kukamanyolo, imishini yendwangu, i-nuclear reactor, njll., njengokushisela kwe-12Cr18Ni9 (SUS 302), 06Cr19Ni10 (SUS 304) nezinye izinto.
Ukwakheka kwamakhemikhali entambo yokushisela(Wt%)
Imodeli | Ukwakheka kwamakhemikhali entambo yokushisela (Wt%) |
| ||||||||
C | Mn | Si | Cr | Ni | Mo | P | S | Cu | Okunye | |
JQ.H0Cr21Ni10 | 0.035 | 1.80 | 0.31 | 20.15 | 9.52 | 0.03 | 0.013 | 0.008 | 0.34 | - |
Ukusebenza komkhiqizo
Imodeli evamile ethobelanayo (elinganayo). | Isibonelo sezakhiwo ezibonakalayo zensimbi efakwe (nge-SJ601) | ||
GB | AWS | I-Tensile StrengthMPa | Elongation% |
I-S308 | ER308 | 594 | 40.5 |
Ireferensi yereferensi yokushisela umkhiqizo (AC noma DC+)
Ububanzi bentambo(mm) | ¢0.8 | ¢1.0 | ¢1.2 | |
Welding current(A) | I-flat welding, i-welding enezingqimba | 70-150 | 100-200 | 140-220 |
welding mpo | 50-120 | 80-150 | 120-180 | |
Ukushisela ngaphezulu | 50-120 | 80-150 | 160-200 |
Imininingwane Yomkhiqizo
Ububanzi bentambo | ¢0.8 | ¢1.0 | ¢1.2 |
Isisindo sephakheji | 12.5Kg/ingcezu | 15Kg/ingcezu | 15Kg/ingcezu |
Izinyathelo zokuphepha zokusetshenziswa komkhiqizo
1. Igesi yokuvikela: Naka ukuhlanzeka kwegesi evikelayo, kanye nesilinganiso esinconyiwe sengxube yegesi ngu-Ar+1-3%O2.
2.Ukugeleza kwegesi: 20-25L/min.
3.Ubude bomile: 15-25mm.
4.Susa ngempela ungqimba lokugqwala, umswakama, amafutha, uthuli, njll engxenyeni ye-welding.
5. Ngesikhathi sokushisela ngaphandle, lapho isivinini somoya singaphezu kuka-1.5m/s, kufanele kuthathwe izinyathelo zokuvikela umoya, futhi izinyathelo ezifanele zokuvikela umoya kufanele zithathwe ukuze kuvinjelwe ukwenzeka kwezimbobo zokushaywa umoya.
Iziphakamiso ezingenhla ngezereferensi kuphela, futhi isimo sangempela siyoba khona emsebenzini othize.Uma kunesidingo, ukufaneleka kwenqubo kufanele kwenziwe ngaphambi kokunquma uhlelo lwe-welding.