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Electrodes for welding stainless steel BES-316LA
Product Description of BES-316LA Hand Electrodes for Stainless Steel Austenitic Type Complies with: GB/T 983 E316L-17 AWS A5.4 E316L-17 A5.4M E316L-17 EN ISO 3581-A: E(19123L) R12 EN ISO 3581-B: ES316L-17 Application Wide applied to important equipment structures in manufacturing...
Description
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Product Description
BES-316LA
Hand electrodes for stainless steel
Austenitic type
Complies with:
GB/T 983 E316L-17
AWS A5.4 E316L-17
A5.4M E316L-17
EN ISO 3581-A: E(19123L) R12
EN ISO 3581-B: ES316L-17
Purpose
Widely used for important equipment designs in the production and storage of fertilizers, urea, petrochemical products.
Characteristics
1.Hand-held titanium coated stainless steel electrode, main composition: low carbon 18%Cr-12%Ni-2%Mo;
2.It has excellent resistance to pitting and seawater corrosion;
3. It has excellent fire resistance of the coating, stable mechanical properties of the deposited metal, and a high percentage of compliance with the requirements of 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 | 17.0-20.0 | 11.0-14.0 | 2.0-3.0 | 0.04 | 0.03 | 0.75 |
| AWS Standard | 0.04 | 0.5-2.5 | 1.00 | 17.0-20.0 | 11.0-14.0 | 2.0-3.0 | 0.04 | 0.03 | 0.75 |
| Actual value | 0.030 | 0.75 | 0.65 | 18.8 | 11.6 | 2.7 | 0.027 | 0.006 | 0.08 |
Mechanical properties
| Mechanical properties | Yield strength, MPa | Tensile strength, MPa | Elongation, % | Impact strength, J/℃ |
| GB/T standard | — | 490 | 25 | — |
| AWS Standard | — | 490 | 30 | — |
| Actual value | — | 575 | 37 | — |
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 / welding in lower and horizontal position | 30-55 | 50-85 | 80-120 | 100-150 | 140-180 |
| Current, A / welding in vertical and ceiling position | 20-50 | 45-80 | 70-110 | 90-135 | — |
Welding position
Precautions
1.Use according to the instructions for use of hand electrodes for stainless steel.
2.Preheating temperature and interlayer temperature should be kept below 150℃.
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