K-8018B2

Welding of 1.25%Cr-0.5%Mo steels used for thermoelectric power plant and equipments of oil refining industries
KS

D 7022 : DT2318

AWS

A5.5 : E8018-B2

EN

ISO 3580-A : ECrMo1 B 32 H10

EN

ISO 3580-B : E55 18-1CM H10

JIS

Z 3224 : DT2318

     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 3224
DT2318
E8018-B2
ECrMo1 B 32 H10
E55 18-1CM H10
DT2318
F, HF, H, VU, OH - AC/DC(+)
 
Typical chemical composition all-weld metal (%)
CSiMnPSCrNiMoRemark
0.06 0.61 0.70 0.014 0.011 1.32 0.02 0.55 -
 
Typical mechanical properties of all-weld metal
Y.S (MPa)T.S (MPa)EI. (%)Hardness (HV)IV (J)PWHT
590 670 25 - 65 (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 65 95    
VU, OH 2.6mm 60 90    
F, HF 3.2mm 90 130    
VU, OH 3.2mm 80 120    
F, HF 4.0mm 130 190    
VU, OH 4.0mm 110 170    
F, HF 5.0mm 190 250    
VU, OH 5.0mm 150 200    
F, HF 6.0mm 250 300