AWS E309L Welding Electrode
General Information:
Product Name: AWS E309L Welding Electrode
Classification: AWS A5.4 / A5.4M: 2012 E309L-XX
Type: Stainless Steel Electrode
Diameter: 1/8" (3.2mm), 5/32" (4.0mm), 3/16" (4.8mm), etc.
Polarity: Direct Current, Electrode Positive (DC+, Reverse Polarity)
Applications and Uses:
- Welding dissimilar metals, including stainless steel to carbon steel.
- Joining stainless steel to mild or low-alloy steels.
- Suitable for applications requiring heat and corrosion resistance.
Specification:
AWS A5.4 / A5.4M: 2012
Chemical Composition (Typical):
Element | C (%) | Mn (%) | Si (%) | Cr (%) | Ni (%) |
---|---|---|---|---|---|
Composition | ≤ 0.04 | 1.0 - 2.5 | 0.30 - 0.65 | 23.0 - 25.0 | 12.0 - 14.0 |
Mechanical Properties (Typical):
Tensile Strength | Yield Strength | Elongation | Charpy V-Notch Impact (Joules) |
---|---|---|---|
≥ 620 MPa (90 ksi) | ≥ 440 MPa (64 ksi) | ≥ 30% | ≥ 34J (25 ft-lbf) @ -40°C (-40°F) |
Welding Parameters:
- Current: Direct Current, Electrode Positive (DC+)
- Amperage: Refer to manufacturer's recommendations based on electrode diameter and base metal thickness.
- Electrode extension: Maintain a short to medium arc length.
Packaging:
Electrodes are available in various packaging options, including vacuum-sealed plastic containers and cartons.
Storage and Handling:
- Store electrodes in a dry, cool place.
- Keep electrodes in their original packaging until use.
- Avoid exposure to moisture and humidity.
Safety Precautions:
Follow standard welding safety practices, including the use of proper ventilation, protective clothing, and eye protection.
BRANDS AVAILABLE IN E309L Welding Electrode
ESAB, BOLHER, LINCOLN, KISWEL, SUPERON, GEKA, DAIKO, D&H, WB ALLOYS
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