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Description
SELECTARC 308HR - High-recovery rutile–basic coated stainless steel electrode
CLASSIFICATION
| AWS A5.4: E308L-26 | ISO 3581-A: E 19 9 L R 7 3 |
DESCRIPTION AND APPLICATION
SELECTARC 308HR is a synthetic electrode with high metal deposition efficiency (160%), equipped with a rutile–basic type coating, designed for welding stainless steel (19% Cr – 9% Ni).
The electrode provides easy arc ignition, a stable arc, and a clean, spatter-free weld, ensuring high weld quality.
Suitable for use on similar composition (304 type) stainless steel structures – pipes, tanks, and stainless steel constructions.
MECHANICAL PROPERTIES
Rₘ (MPa): >550 ; Rp₀,₂ (MPa): >360 ; A₅ (%): >35 ; KV (J): +20 °C → >60
CHEMICAL COMPOSITION OF WELD METAL (%)
C: < 0.04 ; Mn: 0.7 ; Si: 0.9 ; Ni: 9.5 ; Cr: 19.0
DIMENSIONS AND WELDING CURRENT
= + | ~ 55 V
| SIZE | CURRENT |
| 1.6 × 250 | 50 A |
| 2.0 × 350 | 60 A |
| 2.5 × 350 | 90 A |
| 3.2 × 350 | 120 A |
| 4.0 × 450 | 150 A |
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