Class: ENiCrMo-4

AWS: A5.11

Conforms to Certification: AWS A5.11                   ASME SFA A5.11

Weld Process: Shielded Metal Arc Weld Process (SMAW)

AWS Chemical Composition Requirements
C = 0.02 max	Cu = 0.50 max
Mn = 1.0 max	Ni = Remainder
Fe = 4.0 – 7.0	Co = 2.5 max
P = 0.04 max	Cr = 14.5 – 16.5
S = 0.03 max	Mo = 15.0 – 17.0
Si = 0.20 max	W = 3.0 – 4.5
V = 0.35 max

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Application
ENiCrMo-4 (Alloy C276) is used for welding materials of similar composition. It can also be used for dissimilar welding between nickel base alloys and stainless steel, also for cladding applications.

Deposited Chemcial Composition % (Typical)
C = 0.012	Mn = 0.40	Si = 0.14
Fe = 5.5	Mo = 16.0	W = 3.25
S = 0.004	P = 0.012	Cr = 15.5
Ni = 59.1

 

Deposited All Weld Metal Properties % (AW)
Tensile Strength	105,000 psi
Yield Strength	79,000 psi
Elongation	38.5%

Deposited Charpy-V-Notch Impact Properties %
Not applicable

Recommended Weld Parameters		Amperage (A)
Diameter of Wire	Voltage (V)	Flat	Vertical and Overhead
3/32 inches (2.4mm)	24 – 28	70 – 85	65 – 75
1/8 inches (3.2mm)	26 – 30	85 – 110	80 – 90
5/32 inches (4.0mm)	28 – 32	110 – 140	100 – 120
3/16 inches (4.8mm)	28 – 32	120 – 160	110 – 130