KST-309

Welding of 22%Cr-12%Ni steel. Welding dissimilar steel such as joining Type 304 to carbon steel, welding the clad side of Type 304 clad steel

KS D 7014 : E309-16
AWS A5.4 : E309-16
JIS Z 3221 : ES309-16

Key Features
 
Sizes (mm)StandardWelding Position
View(+)
Shielding gasPolarity
2.0~5.0 KS D 7014
AWS A5.4
JIS Z 3221
E309-16
E309-16
ES309-16
F, HF, H, VU, OH - AC/DC(+)
 
Typical chemical composition all-weld metal (%)
CSiMnPSCrNiMoRemark
0.06 0.72 1.36 0.028 0.012 23.63 12.61 0.20 -
 
Typical mechanical properties of all-weld metal
Y.S (MPa)T.S (MPa)EI. (%)Hardness (HV)IV (J)PWHT
490 610 38 - - -
Product Dimensions and Weld Current Range
 
Welding
Position
Sizes (mm)Ampere (A)Volt (V)
Min.Max.Min.Max.
F, HF 2.0mm 40 50    
VU, OH 2.0mm 35 45    
F, HF 2.6mm 50 80    
VU, OH 2.6mm 45 60    
F, HF 3.2mm 80 110    
VU, OH 3.2mm 70 90    
F, HF 4.0mm 110 150    
VU, OH 4.0mm 90 130    
F, HF 5.0mm 140 180