309L Stainless Steel Tig Filler Rods 5kg
Product Overview
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Use 309L when joining mild steel or low alloy steel to stainless steels or for joining dissimilar stainless steels such as 409 to itself or to 304L stainless, As well as for joining 309 base metal CG-12 which is the cast equivalent of 309 can also be welded.
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Features:
The high alloy level and high ferrite content enables the weld metal to tolerate dilution from carbon and low alloy steels without hot cracking.
Typical Applications include:
Buffer layers on mild and low alloy steels prior to overlaying with MIG/TIG 308L.
Joining of clad steels and dissimilar joints between stainless and mild or low alloy steels.
Welding of similar composition, 309L type, stainless steels.
Joining of ferritic and martensitic stainless steels.
Predominantly used during the TIG welding process, DC- welding current with shielding gas argon at 6-12 l/min
Classification:
AWS A5.9 ER309 L
BS:2901 309S93
EN ISO 14343 W 23 12 L
Typical Weld Metal Composition:
C 0.1 %
Si 0.4 %
Mn 1.5 %
Ni 13 %
Cr 26 %
Typical Mechanical Properties:
Yield strength, Re: 450 MPa
Tensile strength, Rm: 650 MPa
Elongation, A5: 35%
Impact energy CV: 20°C · 130 J
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