E7028 walda lantarki

Takaitaccen Bayani:

Electrode ɗin ƙarfe mai ƙarancin hydrogen-potassium-iron-foda mai rufi.


Cikakken Bayani game da Samfurin

Alamun Samfura

AWS A5.1 E7028 Sandar waldas

Walda elektorde AWS A5.1 E7028 lantarki ne mai ƙarancin hydrogen-potassium-iron-foda wanda aka rufe da ƙarfe mai laushi. Foda na ƙarfe da ke cikin murfin yana ƙara yawan ajiya har zuwa 180%. Yana da amfani mai kyau wanda ke ba shi damar samun tsayayyen baka, ƙarancin watsawa, cire slag yana da sauƙi kuma yana yin walda a wuri ɗaya. Karfe da aka ajiye yana da kyawawan halaye na injiniya waɗanda ke ba da ƙarfi mai kyau ga yanayin zafi.

Aikace-aikace

Ana amfani da AWS A5.1 E7028 a cikin walda mai faɗi da faɗi a cikin gine-ginen da aka yi da ƙarfe mai carbon da ƙarfe mai ƙarancin ƙarfe kamar ƙarfe 16Mn, 09Mn2Si da A, B, D, E da ake amfani da su wajen gina jiragen ruwa.

Sinadaran da ke cikinsa (%)

Sinadarin Sinadarai

C

Mn

Si

S

P

Ni

Cr

Mo

V

Darajar Garanti

≤0.15

≤1.60

≤0.90

≤0.035

≤0.035

≤0.30

≤0.20

≤0.30

≤0.08

Sakamako na Gabaɗaya

0.077

1.03

0.35

0.005

0.014

0.011

0.028

0.007

0.016

 

Kayayyakin Inji na Karfe da aka Ajiye

Kayan Gwaji

Rm (N/mm2)

Rel (N/mm2)

A (%)

KV2(J) -30°C

Darajar Garanti

≥490

≥400

≥20

≥27

Sakamako na Gabaɗaya

535

430

26

189

Na'urar Haɓakawa (DC)

diamita

φ4.0

φ5.0

Amperage

180 ~ 240

210 ~ 280

Bayanan kula:

1. Dole ne a kunna wutar lantarki a zafin 350°C na tsawon awa 1. A kunna sandar a duk lokacin da aka yi amfani da ita.

2. Dole ne a share datti kamar tsatsa, tabon mai da danshi daga wurin aikin.

3. Ana buƙatar gajeriyar baka don yin walda. Hanyar walda mai kunkuntar ta fi dacewa.

Ajiya da yin burodi na E7028 Welding Electrode

Kasancewar ƙarancin lantarki mai amfani da hydrogen, E7016 yana buƙataryin burodi/busarwakafin amfani. Yanayin bushewa ko yin burodi da aka ba da shawarar ga sandar E7028 kamar yadda aka tsara a cikin AWS A5.1, Tebur 1.3 shine 500-800°F (260-425°C) na tsawon awanni 1-2.

Za a ajiye wutar lantarki da aka gasa ko busasshe a cikin tanda mai ɗaukuwa a zafin 50-250°F (30-140°C) yayin amfani. Za a mayar da wutar lantarki da ba a yi amfani da su ba zuwa tanda mai ɗaukuwa.


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