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Creep Resistant Steel Electrode

VJ-7018A1

AWS A5E 7018-A1

A basic coated, hydrogen controlled iron powder electrode. It deposits a weld metal of 0.50% Mo with good creep resistance to high temperature upto 500°C. The weld is of radiographic quality. For welding creep resistant steels of 0.5% Mo steels used in pressure vessels and boilers.

Mechanical Properties

YS 450-550 N/mm²
UTS530-600 N/mm²
Elong 25% min

Chemical Composition

C 0.10% max
Mn0.90% max
Si 0.60% max
P 0.03% max
Si0.03% max
P 0.40-0.65%
S 0.03%
Mo0.40-0.65%

VJ-8018B2

AWS A5.5 E 8018-82

A basic coated hydrogen controlled iron powder type electrode. It deposits a weld metal of 1.25%Cr and 0.5% MO with good creep resistance at high temperature upto 550°C. The weld metal is of radiographic quality. For welding of 12 1/2, Mo, 1Cr 1½ Mo and 1.25 Cr-0.5 Mo steels. Cr.

Mechanical Properties

YS 460-560 N/mm²
UTS560-650 N/mm²
Elong 20-24%

Chemical Composition

C 0.05-0.12%
Mn0.90% max
Si 0.03% max
Si 0.80% max
P0.03% max
Mo 0.40-0.65%
Cr 1.0-1.50%

VJ-9018B3

AWS A5.5E 9018-B3

A basic coated hydrogen controlled iron powder type electrode. It deposits a weld metal of 2.25% Cr and 1.0% MO with good creep resistance at elevated temperature upto 600°C. The weld metal is of radiographic quality. For welding of 2.25 Cr- 1.0% mo steels and boilers, refinery pipelines having similar compositions.

Mechanical Properties

YS 530 N/mm² min
UTS640-700 N/mm²
Elong 18-24%

Chemical Composition

C 0.05-0.12%
S 0.03% max
Mn 0.90% max
SI 0.80% max
P 0.03% max
Cr 2.0-2.50%
Mo 0.90-1.20%