I-JQ.ER308H intambo yokushisela yensimbi engenasici engaphansi kwamanzi
Isicelo
Isetshenziswa kakhulu ku-petrochemical nezinye izimboni, ezifana nokushisela kwe-12Cr18Ni9 (SUS 302), 06Cr19Ni10 (SUS 304) nezinye izinto.
Ukwakheka kwamakhemikhali entambo yokushisela(Wt%)
Imodeli | Ukwakheka kwamakhemikhali ocingo lokushisela (Wt%) | ||||||||
C | Mn | Si | Cr | Ni | P | S | Cu | okunye | |
JQ.ER308H | 0.059 | 1.43 | 0.30 | 19.81 | 9.45 | 0.021 | 0.006 | - | - |
Ukusebenza komkhiqizo
Imodeli evamile ethobelanayo (elinganayo). | Isibonelo sezakhiwo ezibonakalayo zensimbi efakwe (nge-SJ601) | ||
GB | AWS | I-Tensile StrengthMPa | Elongation% |
I-F308-H0Cr21Ni10 | ER308H | 595 | 42.0 |
Ireferensi yereferensi yokushisela umkhiqizo (AC noma DC+)
Ububanzi(mm) | ¢2.5 | ¢3.2 | ¢4.0 | ¢5.0 |
Welding current(A) | 400-500 | 450-550 | 500-600 | 550-650 |
Imininingwane Yomkhiqizo
Ububanzi bentambo | ¢2.5 | ¢3.2 | ¢4.0 | ¢5.0 |
Isisindo sephakheji | 25/50/100/200/250/300/350Kg/ucezu |
Izinyathelo zokuphepha zokusetshenziswa komkhiqizo
1.Izinga lokushisa phakathi kwama-welds liyanconywa ukuthi lilawulwe cishe ku-150°C.Lapho i-multi-pass multi-layer welding ye-specification encane naphakathi, qaphela ukulawula amandla we-welding line.
2.Isendlalelo sokugqwala, umswakama, uwoyela, uthuli, njll. yengxenye yokushisela kufanele ihlanzwe.
3.I-flux kufanele ibhakwe ku-300-350 ℃ amahora angu-2 ngaphambi kokusetshenziswa.
Iziphakamiso ezingenhla ngezereferensi kuphela, futhi isimo sangempela siyoba khona emsebenzini othize.Uma kunesidingo, ukufaneleka kwenqubo kufanele kwenziwe ngaphambi kokunquma uhlelo lwe-welding.