W707Ni Low Temperature Steel Welding Electrode Low-Hydrogen Stick Welding Suppliers

Description:

W707Ni est humilis temperatura chalybeum electrode continens Ni in tunica sodium humili-hydrogenis.


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Humilis Temperature SteelWeldingElectrode

W707Ni                                                     

GB/T E5515-C1

Descriptio: W707Ni est ferrum temperatura humile electrode continens Ni in tunica sodium humili-hydrogenis.Usus DCEP (electro positivo directo) et in omnibus positionibus conflari potest.Metallum depositum adhuc duritiem impulsum bonam habet ad -70°C.

Applicatio: Usus ad glutino temperaturae ferro humilis ut 2.5Ni.

 

Compositio chemica metallici solidi (%):

C

Mn

Si

Ni

S

P

≤0.12

≤1.25

≤0.60

2.00 ~ 2.75

≤0.020

≤0.025

 

Mechanica metallorum congeries;

Test item

Distrahentes fortitudo

Mpa

Cedat imperium

Mpa

Prolongatio

%

Valorem impulsum (J)

-70℃

guaranteed

≥540

≥440

≥17

≥27

 

Diffusio hydrogenii contenti metalli depositi: ≤6.0mL/100g (modum glycerini) vel ≤10mL/100g (mercurius vel gasi methodo chromatographia)

X-ray inspection: I gradus

 

Commendatur current:

mm)

Rod diam

2.0

2.5

3.2

4.0

5.0

A)

Welding Current

40 ~ 70

60 ~ 90

90 ~ 120

140 ~ 180

170 ~ 210

 Animadverte:

  1. Electrodum coquendum est per 1 horae 350℃ ante operationem glutino;
  2. Oportet autem purgare ferruginem, squamam olei, aquam et immunditias in partibus glutino ante glutino;
  3. Conare ad usum energiae parvae cum glutino, multi-circuli et multi-passim glutino.

 


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