voestalpine Böhler Welding · Gas-shielded flux-cored wire

diamondspark GUARD 420 RC

voestalpine Böhler Welding
diamondspark GUARD 420 RC Gas-shielded flux-cored wire

Classification: A5.20 / SFA-5.20E71T-1M/T-9M/T-12M H4 (AWS)

Flux-cored wire, seamless low Mn fume emission, mild steel, rutile, all welding position, Mixed shielding gases, down to -30°C

Price on request

Prices for this catalogue are not published; every quotation is prepared for the requested quantity and delivery terms.

Standards and classifications

AWSA5.20 / SFA-5.20E71T-1M/T-9M/T-12M H4
EN ISO17632-AT 42 3 P M21 1 H5

Chemical composition

  1. Typical analysis
  2. Gas C Si Mn Ni
  3. wt.-% M20 - M21 0.07 0.5 0.3 0.4

Mechanical properties

Mechanical properties of all-weld metal – typical values (min. values)

ConditionYield strength (MPa)Tensile strength (MPa)Elongation (%)Impact ISO-V (J)
-20°C-30°C-40°C
u460 (≥ 420)530 (500–640)24 (≥ 22)9080 (≥ 47)45 (≥ 27)
u1470 (≥ 420)540 (500–640)23 (≥ 22)8575 (≥ 47)40 (≥ 27)

u untreated, as welded – shielding gas M21

u1 untreated, as welded – shielding gas M20

Current type

DC+

Versions and packaging

Diameter (mm)1.0 · 1.2 · 1.4 · 1.6

Availability of individual item numbers is confirmed with the quotation.

Documentation

Documents open on the manufacturer's website.

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