Hydrogen controlled iron powder Electrode for welding Creep-Resistant 1Cr-0.5Mo steels..

CLASSIFICATION : AWS/SFA-5.5: E 8018 B2
IS-1395: E55 BB 226Fe
CHARACTERISTICS :

A medium heavy coated, hydrogen controlled, iron powder type, all position radiographic quality electrode to weld 1.25% Cr-0.50% Mo steel, having increased working efficiency. Electrode has properties of creep resistance up to 550°C.

APPLICATION :
  • Suitable to weld creep resistant steels like Cr-Mo pipelines and plates used in oil refinery.
  • Power plants, steam boilers.
  • Equipments subjected at high temperature in synthetic chemical units.
  • Repair of cast steel components.
  • Parts of automobiles & earthmoving machineries.
RE-DRY CONDITION : Re-Dry the electrode at 250°C for 1 hrs before use.
ALL WELD CHEMICAL COMPOSITION %
C Mn Si Cr Mo S&P
0.05-0.12 0.90 Max 0.60 max 1.00-1.50 0.40-0.65 0.030 Max.
ALL WELD MECHANICAL PROPERTIES :
YS (N/mm²) UTS(N/mm²) EL %(l=4d)
460-560 550-680 20-28
DIMENSION, CURRENT CONDITION & PACKING DATA
Size(mm) (Dia) Size(inch) (Dia) Current Condition (DC+)Amps No. of Pcs./pkt. No. of Pcs./Case
2.50/ 2.40 X 350 3/ 32” X 14” 60-80 170 640
3.15/ 3.20 X 450 1/ 8” X 18 100-140 110 440
4.00 X 450 5/ 32” X 18” 140-180 72 288
5.00 X 450 3/ 16” X 18” 190-240 50 200
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