E310Nb-16 (E310Cb-16)

Class: E310NB-16
AWS: A5.4

Conforms to Certification: AWS A5.4 | ASME SFA 5.4

Weld Process: Shielded Manual Metal Arc

AWS Chemical Composition Requirements
C = 0.12 max Si = 0.75 max
Cr = 25.0 – 28.0 P = 0.03 max
Ni = 20.0 – 22.5 S = 0.03 max
Mo = 0.75 max Mn = 1.0 – 2.5
Cu = 0.75 max Nb = 0.70 – 1.00

Application
Type E310NB-16 electrodes deposit weld metal that is similar in composition to that of type 310, with an addition of columbium and a reduction in carbon content. Electrodes are primarily used for welding steels clad with type 347.

Deposited Chemical Composition % (Typical)
C = 0.09 Cr = 26.40 Si = 0.52
Ni = 21.40 Mn = 2.00 P = 0.02
S = 0.022 Nb = 0.79 Mo = 0.62
Deposited All Weld Metal Properties %  
(Typical) As-Welded
Tensile Strength 90,000 psi
Yield Strength 60,500 psi
Elongation 31%

Deposited Charpy-V-Notch Impact Properties %
Not Applicable

Available Sizes & Recommended Welding Parameters

Diameter Voltage Flat Amperage Vertical & Overhead
3/32 24-28 70-85 65-75
1/8 26-30 85-110 80-90
5/32 28-32 110-140 100-120
3/16 28-32 120-160 110-130