| Product name：KFX-719 |
| Classification：E71T-9C |
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- KFX-719 is suitable for welding 490N/mm2 grade steel.
- It has superior impact properties at low temperature.
- It is ideal for welding in ship-building, bridges, steel structures and constructions.
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Welding Position
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All Positions
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Typical Chemical Composition of Weld Metal (wt. %)
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C
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Si
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Mn
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P
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S
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0.045
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0.35
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1.51
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0.015
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0.011
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Typical Mechanical Properties of Weld Metal
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Tensile Strength
N/mm2(kgf/mm2)
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Yield Strength
N/mm2(kgf/mm2)
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Elongation
%
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Charpy V-Notch
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°C
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J (kgf -m)
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590 (602)
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540 (55.1)
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23
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-29
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107(13.0)
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-40
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75(11.7)
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Size and Suggested Operating Range (DC+)
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Diameter (mm)
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1.2
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1.4
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1.6
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Amp
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F
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120~300
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150~400
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180~450
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H-fillet
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120~300
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150~350
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180~400
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V-up
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120~200
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150~320
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180~240
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H
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120~280
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150~320
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180~350
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V-down
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200~260
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220~270
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230~280
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No.8, Luke 3rd Rd., Luzhu Dist., Kaohsiung City 821, Taiwan (R.O.C.) TEL:886-7-6955155 FAX:886-7-6955166
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