D&H 1227(NS); AWS: SFA 5.11 ENiCrMo-7; Electrodes for Nickel and it's Alloys


Description

A non-synthetic nickel base electrode, depositing weld metal of Ni-Cr-Mo-Co-Ti-W alloys. The weld deposit resists corrosion resistance at room temperature as well as resistance to oxidation and reducing atmospheres at elevated temperatures. Electrodes are used for welding Ni-Cr-Mo alloy, for the welding of the clad side of joints in steel clad with Ni-Cr-Mo alloy, and for joining Ni-Cr-Mo alloys to steel and to other nickel base alloys. Some of the materials, which are welded with these electrodes, are ASTM B 574, B 575, B 619, B 622 and B 626 having UNS number N 06985.

Approvals

TYPICAL CHEMICAL COMPOSITION OF ALL WELD METAL


Element
C Mn Si S P Fe Ni Cr Mo Co Ti W
Percent
0.012 0.90 0.12 0.020 0.024 2.5 64.3 15.0 15.0 1.50 0.20 0.40


TYPICAL CHEMICAL COMPOSITION OF ALL WELD METAL


UTS Elongation
(MPa)
(L= 4d)%
725 31.0


CURRENT AND PACKING DATA: AC / DC(+)


Size (mm)

Dia x Length

5x350 4x350
3.15x350
2.5x350
Current Range (Amps)
150-180 120-150
80-110
60-70
Weight / Carton (kgs)
2.5 2.5
2.5
2.5

 

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