AWS A5.4 E347-16 Welding electrode
TEMO TME347-16, GB/T 983 E347-16
Description:
E347-16 is a stainless steel electrode with a rutile coating, which can be used for both AC and DC welding and has good welding process performance. The deposited metal has good mechanical properties and resistance to intergranular corrosion. This welding electrode has good operability and good anti porosity performance.
Diameters: Packaging:
2.5mm, 3.2mm, 4.0mm, 5.0mm 1kg, 2kg, 5kg etc.
Applications:
Mainly used for welding of important corrosion-resistant titanium containing stabilizer 0Cr19Ni11Ti stainless steel.
Chemical Composition of Deposited Metal (wt.%):
C | Mn | Si | P | S | Ni | Cr | Mo | Cu | Nb+Ta | |
AWS | ≤0.08 | 0.5-2.5 | ≤1.00 | ≤0.04 | ≤0.03 | 9.0-11.0 | 18.0-21.0 | ≤0.75 | ≤0.75 | 8*C~1.00 |
GB/T | ≤0.08 | 0.5-2.5 | ≤1.00 | ≤0.04 | ≤0.03 | 9.0-11.0 | 18.0-21.0 | ≤0.75 | ≤0.75 | 8*C~1.00 |
Example value | 0.051 | 0.85 | 0.68 | 0.025 | 0.003 | 9.60 | 19.80 | 0.12 | 0.15 | 0.62 |
Mechanical Properties of Deposited Metal:
Tensile strength /MPa | Elongation /% | |
AWS | ≥520 | ≥30 |
GB/T | ≥520 | ≥25 |
Example value | 610 | 40 |
Recommended welding parameters(AC or DC﹢):
Diameter /mm | φ2.5 | φ3.2 | φ4.0 | φ5.0 | |
Current /A | Flat/horizontal welding | 60-80 | 80-120 | 100-160 | 150-210 |
Vertical/upward welding | 40-70 | 60-100 | 80-140 | -- | |
Notes:
1. The welding electrode must be backed at 300-350℃ for 1 hour before welding.
2. Short arc operation, the swing amplitude should not exceed 2.5 times the diameter of the welding electrode.
