diamondspark, flux-cored wire, nickel alloys

diamondspark NiCu1 BC flux-cored wire

EN ISO classification17632-A T 46 6 Z B M21 3 H5
AWS classificationA5.29 / SFA-5.29 E80T5-WGM H4
Shielding gasM21: Ar with 15 to 25 % CO2
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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 diamondspark NiCu1 BC flux-cored wire is used for

diamondspark NiCu1 BC is a seamless, weather resistant flux-cored wire of the basic type, alloyed with copper and nickel.

It is used on grades such as S235JRW and ASTM A 588. The seamless sheath keeps moisture away from the core even after longer storage, and the wire goes into structural steelwork, on tanks, piping and series production.

  • Classification EN ISO: 17632-A T 46 6 Z B M21 3 H5
  • AWS classification: A5.29 / SFA-5.29 E80T5-WGM H4
  • Shielding gas: M21
  • Diameters: 1.0 / 1.2 / 1.4 / 1.6 mm

Clean rust, paint and grease out of the groove, contaminated plate gives porosity even with well set parameters. Hold a short arc, a long one breaks the shielding and raises the hydrogen content in the weld. Take care of degassing and a clean groove, basic slag will not forgive oily edges. Thinner diameters suit root runs and thin sheet, thicker ones the fill passes.

Manufacturer datasheet

Chemical composition and properties from the manufacturer datasheet

Datasheet PDF

Typical weld metal values from the voestalpine Böhler Welding data sheet, issue 07/2025. 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.-%
CSiMnNiCu
gas -0,050,451,201,200,50
Welding data and approvals
Polaritydirect current, electrode positive (DC+)
Shielding gas to EN ISO 14175M2
ApprovalsCE
Datasheet edition07/2025
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 -60 °C
u 480 (min. 470) 570 (range 550 to 680) 30 (min. 20) 130 (min. 47)
  • u: untreated, as welded, shielding gas M21
Fits

For which materials and machines

Base materials
  • S235JRW
  • ASTM A 588
Process and machines

Flux-cored wire, works on any sound machine for this process: welders. Shielding gas: M21: Ar with 15 to 25 % CO2.

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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: Flux-cored wires