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Description
ER309/ER309L: Used for dissimilar metal welding, such as mild steel and Cr-Mo steel, used for welding, welding SUS309S, SCS17, such as, heat, corrosive, and arc stability, excellent welding performance, Ar +0.5-2% O2 gas shielded welding; similar to components used in welding of forgings and castings; used to connect 304 profiles with steel; 304 for the welding of complex composite layers of steel for carbon steel shell-side and in the lining of welded stainless steel sheet.
ER309LSi: Primarily used for welding of high silicon, low carbon, 22Cr~12Ni steels.
Conform with
AWS:ER309 GB/T:H1Cr24Ni13 JIS:Y309
AWS:ER309L GB/T:H00Cr24Ni13 JIS:Y309L
AWS:ER309LSi
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| Wire Type | Wire Size | Spool Size | Net Weight |
| MIG Wire | φ0.8~1.6(mm) | D270mm | 15kg |
| TIG Wire | φ1.6~5.0(mm) | 1 meter | 5kg |
| chemical composition of welding wire(%) | ||||||||
| Type | Mechanical Properties or Deposited Metal | C | Si | Mn | Cr | Ni | Mo | |
| Tensile strengthσb(Mpa) | Elongationδ5(%) | |||||||
| ER309 | 607 | 40 | 0.083 | 0.42 | 1.63 | 23.83 | 13.13 | - |
| ER309L | 588 | 43 | 0.023 | 0.39 | 1.98 | 23.88 | 12.90 | - |
| ER309LSi | 557 | 32 | 0.022 | 0.87 | 1.55 | 24.10 | 13.00 | - |