EXATON 347

347 is suitable for joining stainless steels of the 18Cr/8Ni/Nb and 18Cr/8Ni/Ti types. Due to the strenghtening effect of niobium, this grade is recommended if the weld metal will be exposed to temperatures above 400°C (750°F). It is used for…

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Description

Typical Charpy V-Notch Properties

Impact Value Testing Temperature
As Welded
30 J (22 ft-lb) -196 degC (-321 degF)
90 J (67 ft-lb) 20 degC (68 degF)

Typical Tensile Properties

Condition As Welded As Welded
400°C h
Tensile Strength 610 MPa 560 MPa
Yield Strength 400 MPa 340 MPa
Elongation 42 % 28 %

Recommended Welding Parameters

Current Voltage Wire Diameter Wire Feed Speed
60-220 A 15-28 V 1.0 mm (0.040 in.) 4.0-12.0 m/min (157-472 in./min)
150-260 A 24-29 V 1.2 mm (0.047 in.) 3.0-10.0 m/min (118-394 in./min)

Classifications

Wire Electrode SFA/AWS A5.9 : ER347
EN ISO 14343-A : G 19 9 Nb
EN 10088-1 : ~1.4550

Approvals

Approvals CE EN 13479
VdTÜV 00069
Approvals are based on factory location. Please contact ESAB for more information.

Typical Weld Metal Analysis %

Typical Wire Composition %
Al C Co Cr Cu FN WRC-92 Mn Mo N Nb Ni P S Si Ti V
0.002 % 0.05 % 0.1 % 19.2 % 0.1 % 7 % 1.4 % 0.1 % 0.05 % 0.7 % 9.3 % 0.015 % 0.013 % 0.4 % 0.003 % 0.04 %
Typical Weld Metal Analysis %
0.003 % 0.06 % 0.1 % 19.2 % 0.1 % 9 % 1.5 % 0.1 % 0.04 % 0.7 % 9.2 % 0.016 % 0.012 % 0.4 % 0.003 % 0.06 %