JQ.H0Cr21Ni10 insimbi engagqwali evikelwe ngocingo oluqinile
Isingeniso
Ingxenye eyinhloko ye-JQ.H0Cr21Ni10 yi-18Cr-8Ni, okuwucingo lokushisela lwe-TIG lwensimbi engagqwali.Ayikho i-spatter, i-welding ibushelelezi.Intambo iphinde inikeze isikhalazo esihle kakhulu se-weld ngemuva lapho kungafinyeleleki khona kalula ngenkathi ukubuyisela kabusha kungafinyelela ubuhlalu obuhle ngaphambili. Ukumelana nokuqhekeka kwensimbi ye-weld kuhle, futhi ukumelana nokugqwala kuhle.
Ukwakheka kwamakhemikhali entambo yokushisela(Wt%)
Imodeli | Ukwakheka kwamakhemikhali ocingo lokushisela (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 |
Amanothi
1. Igesi yeShield: Kumele iqinisekise ukuthi ayisebenzi ngeGesi yesivikelo sokungcola.
Isilinganiso Esinconywayo segesi exutshiwe: Ar+1-3%O2.
2. Izinga lokugeleza kokusebenza kwegesi yesihlangu: 20-25L/min.
3.Isandiso se-Electrode: 15-25mm
4.I-welding kufanele isetshenziswe endaweni ehlanzekile ngaphandle kokugqwala, okumanzi, ukungcoliswa kwamafutha kanye nothuli.
5.Vimbela ukuthinteka komoya lapho isivinini somoya sifinyelela ku-1.5m/s ukugwema amabhamuza akhiqizwayo.
Iziphakamiso ezingenhla ezenzelwe inhloso.Linganisa futhi unqume isimo sendawo yesigameko ngaphambi kokuqala inqubo yokubamba.