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Welding filler metals

SE 307 4.0kg/Köcher 2.5x300mm

Sample image, your configuration may differ.

Description

  • Rutile basic coated, high-alloy stick electrode
  • Self-removing slag, very low spatter tendency
  • Excellent ignition and reignition characteristics
  • Resistant to seawater and diluted acids
  • Suitable for dissimilar joints and buffer layers
  • For welding high-carbon and difficult-to-weld steels, as well as austenitic manganese steels
  • Strain-hardening
  • For operating temperatures up to approx. +300°C
  • Fields of application:
  • Industrial furnaces, boiler construction, heat exchangers

Versions

Technical data

StandardsDIN EN ISO 3581-A - E 18 8 Mn R 12
AWS A-5.4 - E 307-16
Material number1.4370
Coating typeRutile/basic
Welding positionsPA / PB / PC / PD / PE / PF
PolarityAC | DC+
Ø2.5 mm
Chemical analysis (in %)
CSiMnCrNiFe
max. 0.2 %max. 1.2 %4.5 % - 7.5 %17 % - 20 %7 % - 10 %Remainder
Tensile strength, Rm>600 MPa
Expansion, A5>40 %
Impact energy, Av20 °C: ≥ 70 J
Packing drumQuiver
Length300 mm
Weight4 kg
Base materialsDissimilar steels (dissimilar joints), high-carbon and difficult-to-weld steel, manganese high carbon steel e.g. X 120 Mn 12 (1.3401)
Buffer layers for hardfacing
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