K-8018D1

Welding of 540MPa class high tensile steel or 1.5%Mn-0.35%Mo steel

AWS  A5.5 : E8018-D1 H4
EN     ISO 2560-B : E55 18-3M2 P H5
JIS     Z 3211 : E5518-3M2 P H5

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
3.2~6.0 AWS A5.5
EN ISO 2560-B
JIS Z 3211
E8018-D1 H4
E55 18-3M2 P H5
E5518-3M2 P H5
F, HF, H, VU, OH AC/DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.07 0.47 1.33 0.013 0.013 0.02 0.77 0.30
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
640 690 25 40 (-50℃) 620℃ X 1Hr
Product Dimensions and Weld Current Range
 
Welding
Position
Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
F, HF 2.6mm 70 100
VU, OH 2.6mm 60 90
F, HF 3.2mm 90 150
VU, OH 3.2mm 80 130
F, HF 4.0mm 150 190
VU, OH 4.0mm 120 170
F, HF 5.0mm 190 260
VU, OH 5.0mm 140 200