JQ.H0Cr21Ni10 bakin karfe iskar gas mai ƙarfi waya

Ana amfani da shi sosai a cikin petrochemical, jirgin ruwa, injin abinci, kayan aikin likita, kayan aikin taki, injin ɗin yadi, injin nukiliya, da sauransu, kamar walda na 12Cr18Ni9 (SUS 302), 06Cr19Ni10 (SUS 304) da sauran kayan.


Cikakken Bayani

Tags samfurin

Gabatarwa

Babban bangaren JQ.H0Cr21Ni10 shine 18Cr-8Ni, wanda shine waya walda ta TIG don bakin karfe.Babu spatter, walda yana da santsi.Wayar kuma tana ba da kyakkyawar roƙon walda a baya inda ba a iya samun sauƙin shiga yayin da ake sake gyarawa na iya samun kyakkyawan bead a gaba.

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

Saukewa: JQ.H0Cr21Ni10

0.035

1.80

0.31

20.15

9.52

0.03

0.013

0.008

0.34

-

Ayyukan samfur

Madaidaicin ƙirar ƙima (daidai).

Misali na kaddarorin jiki na ajiyar ƙarfe (tare da SJ601)

GB

AWS

Ƙarfin TensileMPa

Tsawaita%

S308

Saukewa: ER308

594

40.5

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

Bayanan kula

1. Gas ɗin Garkuwa: Dole ne a tabbatar da cewa ba za a yi aiki da iskar garkuwar ƙazanta ba.
Yawan Shawarwari na gauraye gas: Ar+1-3%O2.
2. Yawan aiki na iskar garkuwa: 20-25L/min.
3.Tsawon Electrode: 15-25mm
4.Ya kamata a yi amfani da walda a wuri mai tsabta ba tare da tsatsa ba, damshi, gurɓataccen mai da ƙura.
5.Hana abin da iskar ta shafa lokacin da saurin iska ya kai 1.5m/s don gujewa kumfa da aka haifar.

Shawarwari na sama don dalilai ne na tunani.Yi la'akari da ƙayyade halin da ake ciki kafin fara aikin sarrafa kayan aiki.


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