I-JQ.ER307 Igesi yensimbi engenasici ivikele intambo yokushisela eqinile emgqonyeni

1. Igesi evikelayo: 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 kwama-blowholes.


Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Isicelo

Isetshenziswa ezikhathini ezikhethekile ezidinga izakhiwo ezingezona kazibuthe njengemikhumbi-ngwenya yenuzi namapuleti ensimbi angangenwa izinhlamvu, futhi ingasetshenziselwa ukushisela izinsimbi ezihlukene okunzima ukuzishisela futhi kulula ukuqhekeka.

Ukwakheka kwamakhemikhali entambo yokushisela(Wt%)

Imodeli

I-Welding wire chemical composition(Wt%)

 

C

Mn

Si

Cr

Ni

Mo

P

S

Cu

JQ.ER307

0.078

4.50

0.41

20.15

9.52

0.95

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-S307

ER307

621

38.0

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 evikelayo: 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 kwama-blowholes.

Iziphakamiso ezingenhla ngezereferensi kuphela, futhi isimo sangempela siyoba khona emsebenzini othize.Uma kunesidingo, ukufaneleka kwenqubo kufanele kwenziwe ngaphambi kokunquma uhlelo lwe-welding.


  • Okwedlule:
  • Olandelayo:

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