Böhler Welding, stick electrode, stainless and acid-resistant steels

BÖHLER FOX FA stick electrode

EN ISO classificationEN ISO 3581-A: E 25 4 B 2 2
ApprovalsCE
Price on request
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Authorised distributorvoestalpine Böhler Welding
Courier shippingfrom the warehouse in Krotoszyn
Data sheetcomposition, properties, specifications
Wire selectionhelp from a welding engineer
Manufacturer data sheet
Application

What BÖHLER FOX FA stick electrode is used for

BÖHLER FOX FA is a basic coated, cored wire alloyed electrode of the E 25 4 B type for welding heat resistant steels and cast steel grades. The manufacturer directs it to furnaces that need improved resistance to reducing and oxidizing sulfurous gases, and to the final passes of weld joints.

The base materials are 1.4340 (GX40CrNi27-4), 1.4713 (X10CrAl7) and 1.4724 (X10CrAl13). The corrosion resistance matches that of similar molybdenum free 25Cr and 25CrNi alloys, and the deposit is scaling resistant up to 1100 degrees C.

  • Classification EN ISO 3581-A: E 25 4 B 2 2
  • Coating: basic
  • Current: DC+
  • Diameters: 2.5 / 3.2 / 4.0 mm
  • Lengths: 300 and 350 mm
  • Approvals: CE

Remember what this electrode does in the set with FOX FF and FOX FFB: you fill the joint with the austenitic electrode and lay the last layer, the one that meets the sulfur bearing flue gas, with FOX FA. Dry the electrodes before welding to the parameters the manufacturer gives. Weld on DC with the electrode positive and a short arc, and design the furnace structure with an allowance for thermal expansion.

Manufacturer datasheet

Chemical composition and properties from the manufacturer datasheet

Datasheet PDF

Typical weld metal values from the voestalpine Böhler Welding data sheet, issue 12/2020. The minimum or the range guaranteed by the maker is given in brackets. The figures depend on the heat treatment condition and the shielding gas stated in the row and do not replace testing the joint to your own WPS.

Chemical composition, wt.-%
CSiMnCrNi
0,100,51,225,05,4
Welding data and approvals
Polaritydirect current, electrode positive (DC+)
ApprovalsCE
Datasheet edition12/2020
Mechanical properties of the all-weld metal, typical values
Condition Yield strength Re, MPa Tensile strength Rm, MPa Elongation A, % Impact energy KV, J at 20 °C
u 550 (min. 400) 720 (min. 600) 22 (min. 15) 50
  • u: untreated, as-welded
Fits

For which materials and machines

Base materials
  • 1.4340
  • GX40CrNi27-4
  • 1.4713
  • X10CrAl7
  • 1.4724
  • X10CrAl13

current: DC+

Process and machines

Stick electrode, works on any sound machine for this process: welders.

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Technical substitute

A substitute for this consumable

We will find a substitute with the same classification, diameter and shielding gas over the phone: +48 669 162 833.

From the same group

Other consumables for the same material

For comparison before you buy. A technical substitute is listed above.

All: Stick electrodes