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JIS GYT50
AWS ER70S-6

Description and Applications

HT70S-6 is used for welding mild steels, 500N/mm2 high tensile strength steels and suitable for welding root pass of steel structures, such as pipes, pressure vessel, machinery and vehicles.

 
 
Typical Chemical Composition of Weld Metal(wt%)
C Si Mn P S
0.0693 0.754 1.46 0.0126 0.0120
 
 
Typical Mechanical Properties of Weld Metal
Shield Gas Yield Strength
N/mm
2
Tensile Strength
N/mm2
Elongation
Impact Value
J(-20℃)
100% Ar 493 567 27 147
 
 
Size of Wire
Diameter (mm)
 1.6 2.0 2.6 3.2
Length (mm) 1,000 1,000 1,000 1,000