DUROARC 309LSI Stainless Mig 1.2mm 12.5kg
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AWS A5.9 ER309LSi
Premium Stainless Steel Mig Wire 15kg
DuroArc 309LSi is a stainless MIG rod conforming to ER 309LSi for welding austenitic stainless steels such as AISI 309.
It is also used to weld dissimilar steels and for buffer layers and buttering 18 Cr/ 8 Ni steels. Excellent oxidation and
corrosion resistance in continuous service up to 1100°C. Ferrite content is 15% approx. The higher silicon content gives
better arc stability and weld fluidity.
Materials to be welded A312 TP309S; carbon steel to stainless steels joint.
Mechanical Weld Properties
Yeild Strength N/mm2 >350
Tensile Strength N/mm2 >550
Elongation A5 (%) >30
Impact Energy ISO-V(J) 20C >47
Current Conditions:
DC (+)
Shielding Gas:
Ar+2%C02 or Ar+5%C02
Argon/helium could also be used to prevent oxidation of the weld metal.
Current Conditions:
DC (+)
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