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BRIDGE THJ422/E4043 Welding Electrode

Brand Name: CHE422GB/T 5117-2012 E4043Available Diameter (mm): 2.5 / 3.2 / 4.0 / 5.0Applications: Suitable for welding general carbon steels andlower-strength low-alloy steels(e.g., Q235, 09MnV, 09Mn2).Features:Titania-calcium coated carbon steel electrodeAC/DC compatibleAll-position wel

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Product description

Brand Name: CHE422

GB/T 5117-2012 E4043

Available Diameter (mm): 2.5 / 3.2 / 4.0 / 5.0


Applications: Suitable for welding general carbon steels and lower-strength low-alloy steels (e.g., Q235, 09MnV, 09Mn2).

Features:

  • Titania-calcium coated carbon steel electrode

  • AC/DC compatible

  • All-position welding capability

  • Excellent arc stability with low spatter

  • Easy slag removal & reignition

  • Aesthetic bead profile


Mechanical Performance of Deposit Metal

Tensile Strength MPa (N/mm²): 475

Yield Strength (MPa): 390

Elongation A (%): 29.5

Impact Energy (J): 0℃=97


Chemical Composition (%)

248金桥422化学成分.png


Welding Parameters

Current Polarity: DC+ / AC

249金桥422电流.png


Precautions:

  • No baking required under dry storage conditions

  • For moisture-absorbed electrodes: Bake at 100–150°C for 30–60 minutes based on humidity level.