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Electrodes for welding stainless steel BES-308L
Product Description of BES-308L Hand Electrode for Stainless Steel (A002) Austenitic Type Complies with: GB/T 983 E308L-16 AWS A5.4 E308L-16 A5.4M E308L-16 EN ISO 3581-A: E (19 9L) R 1 2 EN ISO 3581-B: ES308L-16 JIS Z3221 ES308L-16 Purpose Used in the petrochemical industry...
Description
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Product Description
BES-308L
Hand Electrode for Stainless Steel (A002)
Austenitic type
Complies with:
GB/T 983 E308L-16
AWS A5.4 E308L-16
A5.4M E308L-16
EN ISO 3581-A: E (19 9L) R 1 2
EN ISO 3581-B: ES308L-16
JIS Z3221 ES308L-16
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, etc.).
Characteristics
1.Hand-held electrode for stainless steel with titanium-calcium coating, main composition: 18%Cr-9%Ni;
2. Stable arc, beautiful weld formation, fine flake structure, very little spatter, easy slag removal, excellent fire resistance of the coating and good resistance to pore formation;
3. Stable mechanical properties, 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 | 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 | 18.0-21.0 | 9.0-11.0 | 0.75 | 0.04 | 0.03 | 0.75 |
| Typical value | 0.034 | 0.9 | 0.62 | 19.9 | 9.5 | 0.06 | 0.028 | 0.004 | 0.1 |
Mechanical properties
| Mechanical properties | Yield strength, MPa | Tensile strength, MPa | Elongation, % | Impact strength, J/℃ |
| GB/T standard | - | 510 | 30 | - |
| AWS Standard | - | 520 | 30 | - |
| Typical value | - | 585 | 42 | - |
Recommended welding parameters: (DC+/AC)
| Electrode diameter, mm | 2.0×250 | 2.6×300 | 3.2×350 | 4.0×350 | 5.0×350 |
| Current, A (lower/horizontal position) | 30–55 | 50–85 | 80–120 | 100–150 | 140–180 |
| Current, A (vertical/ceiling position) | 20–50 | 45–80 | 70–110 | 90–135 | – |
Welding position
Precautions
1.See instructions for using hand electrodes for stainless steel.
2.Preheating temperature and interlayer temperature should be kept below 150℃.
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