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hd-steel.com | english | punching tool steel | special electrodes


Characteristics:

Austeno-ferritic special electrode for the welding of HD punching tool steel. Easily strikeable and restrikeable, good crack resistance of welding deposit, easy slag removal.

Mechanical properties: (at room temperature)

  • Heat treatment: unannealed
  • Yield strength N/mm2: min. 490
  • Tensile strength N/mm2: 640-740
  • Elongation % min: 25
  • Brinell Hardness: approx. 180
  • Impact strength: min. 47 Joule

Structure:

  • Austenite + Ferrit

Physical properties:

  • Density: 7,8 g/cm2
  • Specific heat at 20°C: 0,5 J/g.K.
  • Electric resistance at 20°: 0,75 Ohm. mm2/m
  • Thermal conductivity at 20°: 15 W/m.K
  • Linear coefficient of thermal expansion between 20° to 500° C: 18,0.10-6 m/m.K
  • Welding material: punching tool steel
  • Preheat and postheat treatments: unnecessary for welding deposit
  • Storage of electrodes: dry and sealed
  • Welding: D.C. electrode positive or A.C.

Delivery:

  • Electrode: Ø 1,5 mm
  • Length: 250 mm
  • Ampere: 40-60
  • Content of pack: 360 rods / 3,14 kg
  • Weight of 1000 rods: 8,7 kg
  • Amount of electrodes per cardboard box : 2160 pieces
  • Electrode: Ø 2 mm
  • Length: 250 mm
  • Ampere: 50-80
  • Contents of pack: 220 rods / 3,1 kg
  • Weight of 1000 rods: 13,9 kg
  • Amount of electrodes per cardboard box: 1320 pieces

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