K-9018B3

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Welding of 2.25%Cr-1%Mo steels used for electric power plant, equipments of oil refining industries and chemical industries
KS

D 7022 : DT2418

AWS

A5.5 : E9018-B3

EN

ISO 3580-A : ECrMo2 B 32 H10

EN

ISO 3580-B : E62 18-2CM H10

JIS

Z 3226 : DT2418

Key Features

 
Sizes (mm)StandardWelding Position
View(+)
Shielding gasPolarity
2.6~6.0 KS D 7022
AWS A5.5
EN ISO 3580-A
EN ISO 3580-B
JIS Z 3226
DT2418
E9018-B3
ECrMo2 B 32 H10
E62 18-2CM H10
DT2418
F, HF, H, VU, OH - AC/DC(+)
 
Typical chemical composition all-weld metal (%)
CSiMnPSCrNiMoRemark
0.08 0.50 0.77 0.018 0.011 2.25 0.03 1.02 -
 
Typical mechanical properties of all-weld metal
Y.S (MPa)T.S (MPa)EI. (%)Hardness (HV)IV (J)PWHT
680 750 21 - 35 (0℃) 690℃X1Hr
Product Dimensions and Weld Current Range
 
Welding
Position
Sizes (mm)Ampere (A)Volt (V)
Min.Max.Min.Max.
F, HF 2.6mm 60 100    
VU, OH 2.6mm 60 90    
F, HF 3.2mm 90 130    
VU, OH 3.2mm 80 120    
F, HF 4.0mm 140 190    
VU, OH 4.0mm 110 170    
F, HF 5.0mm 190 250    
VU, OH 5.0mm 150 200