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Nickel na Nickel Alloy Welding Electrode AWS A5.11 ENiCrFe-7 Obere Mgbado Mgbado nke hydrogen, Osisi Welding Arc gosipụtara
  • Nickel na nickel Alloy Welding Electrode AWS A5.11 ENiCrFe-7 Mkpanaka ịgbado ọkụ nke hydrogen dị ala, Mkpịrị Welding Arc

Nickel na nickel Alloy Welding Electrode AWS A5.11 ENiCrFe-7 Mkpanaka ịgbado ọkụ nke hydrogen dị ala, Mkpịrị Welding Arc

Nkọwa dị mkpirikpi:

Ni307-7 (ENiCrFe-7) bụ electrode dabeere na nickel nke nwere mkpuchi sodium dị ala.Jiri DCEP (ezigbo electrode ugbu a kpọmkwem).


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nickel na Nickel Alloy Welding Electrode

Ni307-7                                                     

GB/T ENi6152

AWS A5.11 ENiCrFe-7

 

Nkọwa: Ni307-7 bụ electrode dabeere na nickel nwere mkpuchi sodium dị ala.Jiri DCEP (electrode ugbu a kpọmkwemnti).Ọ nwere arụmọrụ ịgbado ọkụ dị mma yana ọkụ arc kwụsiri ike, obere spatter, iwepu slag dị mfe,na ọmarịcha weld.Igwe ahụ edobere nwere ihe arụrụ arụ siri ike yana ezigbo nguzogide corrosion n'imeikuku oxidizing dị elu na sọlfọ nwere ikuku.

 

Ngwa: Eji na nuclear engineering, sulfuric acid, nitric acid na hydrogen fluorine n'ichepụta ngwá, dị ka nickel 690 alloy, ASTM B166, B167, b168, wdg, nwekwara ike-eji maka ịgbado ọkụ nickel-chromium ígwè na igwe anaghị agba nchara na surfacing corrosion. - eguzogide n'ígwé na ígwè.

 

Ngwakọta kemịkalụ nke igwe weld (%):

C

Mn

Fe

Si

Ni

Cr

≤0.05

≤5.0

7.0 ~ 12.0

≤0.8

≥50.0

28.0 ~ 31.5

Cu

Mo

Nb

S

P

Ndị ọzọ

≤0.5

≤0.5

1.0-2.5

≤0.015

≤0.020

≤0.5

 

Njirimara nke igwe weld metal:

Nwalee ihe

Ike ọdụdọ

Mpa

Mpụta ike

Mpa

Ogologo oge

%

Ekwenyere

≥550

≥360

≥27

 

Akwadoro ugbu a:

Dayameta mkpanaka

(mm)

2.5

3.2

4.0

Welding ugbu a

(A)

60 ~ 90

80 ~ 110

110 ~ 150

 

Mara:

1. The electrode ga-abụọ maka 1 hour na gburugburu 300 ℃ tupu ịgbado ọkụ ọrụ;

2. Ọ dị mkpa iji kpochaa nchara, mmanụ, mmiri na adịghị ọcha na akụkụ ịgbado ọkụ tupu ịgbado ọkụ.Gbalịa iji obere arc iji weld.

 

 

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