Golden bridge brand welding electrode
J421(J38.12) | According with GB E4313 Corresponding with AWS E6013 |
Introduction: J421 is a kind of carbon steel electrode with titania type coating. AC/DC. All-position welding. It has excellent welding performance, excellent operating performance, easy reignition, stable arc and beautiful appearance of weld.
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Uses: For welding low-carbon steel structures, especially suitable for welding on thin plates and cosmetic welding which requires the weld beads to be beautiful and glossy.
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Chemical Composition of Deposited metal (%) Chemical Composition | C | Mn | Si | S | P | Guarantee Value | ≤0.12 | 0.3~0.6 | ≤0.35 | ≤0.035 | ≤0.040 |
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Mechanical Properties of Deposited metal Test Item | Rm(MPa) | ReL(Mpa) | A(%) | KV2(J) | KV2(J) | Guarantee Value | ≥420 | ≥330 | ≥17 | -(normal temperature) | -(0°C) | General Result | 460~540 | ≥340 | 18~26 | 50~80 | ≥47 |
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X-ray Radiographic Inspection: ⅡDegree |
Reference Current(AC, DC) Electrode Diameter(mm) | φ2.0 | φ2.5 | φ3.2 | φ4.0 | φ5.0 | Welding Current (A) | 40~70 | 50~90 | 90~130 | 130~210 | 170~230 |
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Our company dealing golden bridge brand welding electrode for many year, we met many kinds of customers and many kinds of requirment, we keep doing our best, so we are sure we can do very good services for all customers.