Standard:GB/T17853 E309LT-1 AWS A5.22 E309LT-1 JIS Z3223 TS309L-FB1
Ø Features:HBE-309L consistsoflow C-22Cr-12Ni and suitable for all-positions welding. Stable electric arc, less spatter and better slog detachabilitywhen welding. By decreasing carbon content below 0.04%, it can effectively prevent the intergranual corrosion without stable elements Nb and Ti, and it has low sensitivity of welding crackle. HBE-309Lhas betterthe intergranular corrosion resistance than HBE-309.
ØApplications:To be used on the same type of stainless steel welding, composite steel and dissimilar steel welding and back welding of stainless steel clad plates. In the hard facing and repair surface process of carbon steel and low alloy steel, it also can be apply to back welding of 308 stainless steel.
Ø Note:1.Ensure the purity of shielding gas and mixing ratio of properly mixed gas iswell controlled, with flow at 20-25L/min.
2.Keep the electrode extension between 15-25mm.
3.Recommended current (DCEP)Wire to be contacted with positive pole.
4. Please clean the appearance of base metal before welding.
5.Use the wire under the best possible condition. It should be used up as soon as possible if it's unpacked.
Ø
Typical all Weld Metal Composition, (%)
Trade Name | Item | C | Mn | Si | Ni | Cr | S | P |
HBE-309L | Standard | ≤0.04 | 0.5~2.5 | ≤1.0 | 12.0~14.0 | 22.0~25.0 | ≤0.03 | ≤0.04 |
Test | 0.028 | 1.24 | 0.55 | 12.58 | 24.5 | 0.008 | 0.015 |
Ø
Typical Properties of Deposited Metal
Trade Name | Test items | Rm(MPa) | A5(%) | Akv(-200℃)(J) |
HBE-309L | Standard | ≥520 | ≥25 | ≥19 |
Test | 580 | 35 | 40 |
Welding Parameter Suggestions
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