E502-16

Class: E502-16
AWS: A5.4

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

Weld Process: Shielded Manual Metal Arc

AWS Chemical Composition Requirements
C=0.10 max Si=0.90
Cr=4.0 – 6.0 P=0.04
Ni=0.40 max S=0.03
Mn=1.0 max Mo=0.45 – 0.65
Cu=0.75

Application
E502-16 is for welding matching composition base metals, usually pipe. Preheat and interpass of more than 300ºF is required. Post-weld heat treatment is recommended.

Deposited Chemical Composition % (Typical)
C=0.08 Cr=5.25 Si=0.51
Mn=0.72 P=0.022 S=0.023
Mo=0.52
Deposited All Weld Metal Properties %  
(Typical) As-Welded
Yield Strength 77,800 psi
Tensile Strength 59,000 psi
Elongation 22%

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