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Electrodes for welding stainless steel BES-308LA
Product Description of BES-308LA Handheld Stainless Steel Welding Electrode (A002A) Austenitic Type Complies with: GB/T 983 E308L-17 AWS A5.4 E308L-17 A5.4M E308L-17 EN ISO 3581-A: E(19 9L)R1 2 EN ISO 3581-B: ES308L-17 Purpose Used in the petrochemical industry, production...
Description
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Product Description
BES-308LA
Hand Electrode for Stainless Steel Welding (A002A)
Austenitic type
Complies with:
GB/T 983 E308L-17
AWS A5.4 E308L-17
A5.4M E308L-17
EN ISO 3581-A: E(19 9L)R1 2
EN ISO 3581-B: ES308L-17
Purpose
Applicable to petrochemical industry, pressure vessel industry, food processing equipment, medical equipment, fertilizer and other industries for welding 18%Cr-8%Ni stainless steel (SUS304L and similar).
Characteristics
1.Manual electrode for welding stainless steel with titanium coating, the main composition is low-carbon 18%Cr-9%Ni;
2. Stable arc, beautiful weld formation, fine flake structure, extremely low spatter, easy slag removal, excellent fire resistance of the coating, good resistance to pore formation;
3. Stable mechanical properties of the weld metal, high percentage of successful radiographic inspection.
Chemical composition
| Alloy, wt.% | C | Mn | Si | Cr | Ni | Mo | P | S | Cu |
| GB/T standard | 0.04 | 0.5-2.5 | 1.00 | 18.0-21.0 | 9.0-11.0 | 0.75 | 0.04 | 0.03 | 0.75 |
| AWS Standard | 0.04 | 0.5-2.5 | 1.00 | 18.0-21.0 | 9.0-11.0 | 0.75 | 0.04 | 0.03 | 0.75 |
| Typical value | 0.027 | 0.9 | 0.79 | 19.1 | 9.5 | 0.06 | 0.028 | 0.004 | 0.10 |
Mechanical properties
| Mechanical properties | Yield strength, MPa | Tensile strength, MPa | Elongation, % | Impact strength, J/℃ |
| GB/T standard | - | 550 | 30 | - |
| AWS Standard | - | 520 | 35 | - |
| Typical value | - | 600 | 42 | - |
Recommended welding parameters: (DC+/AC)
| Electrode diameter, mm | 2.0×250 | 2.6×300 | 3.2×350 | 4.0×350 | 5.0×350 |
| Welding current, A (lower/horizontal position) | 30-55 | 50-85 | 80-120 | 100-150 | 140-180 |
| Welding current, A (vertical/ceiling position) | 20-50 | 45-80 | 70-110 | 90-135 | - |
Welding position
Precautions
1. Follow the instructions for using hand electrodes for welding stainless steel;
2.Preheating temperature and interlayer temperature should be kept below 150℃.
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