SUPRAMAX 502-15
Classification : AWS : E 50215
Characteristics : Low hydrogen iron powder electrode producing a weld deposit containing 5% Cr 0.5% Mo, which has excellent creep resistance at elevated temperatures upto 550°C.
Applications : Typical applications include welding of 4-6% Cr steel in oil refinery, chemical plant and equipment.
| Weld Metal Properties (%) : C = 0.06 Mn = 0.90 Si = 0.40 Mo = 0.50 Cr = 5.20 P = 0.04 S = 0.03 Ni = 0.40 Cu = 0.75 |
| All Weld Mechanical Properties UTS = 490 N/mm2 YS = 412 N/mm2 Elong (L=4d)%= 26 Min CVN Impact Value (J) at 27 + 2°C:150-200-29°C: 50-80 |
| Creep Data : (1% offset/10000 hours) Creep Strength at 550°C: 7 Kg/mm2 |
Precautions : Re-dry the electrodes 250°C for one hour. Use short arc during welding.
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