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K-71T

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Welding of 490MPa high tensile steels with outstanding mechanical properties.
KS

D 7104 : YFW-C50DR

AWS

A5.20 : E71T-1C

AWS

A5.36 : E71T1-C1A0-CS1-H8

EN

ISO 17632-A : T42 0 PC1

EN

ISO 17632-B : T49 0 T1-1 CA-U

JIS

Z 3313 : T49J 0 T1-1 CA-U

CatalogMSDS
Key Features

 
Sizes (mm)StandardWelding Position
View(+)		Shielding gasPolarity
1.2~2.4 AWS A5.20
AWS A5.36
JIS Z 3313
KS D 7104
EN ISO 17632-A
EN ISO 17632-B		 E71T-1C
E71T1-C1A0-CS1-H8
T49J 0 T1-1 CA-U
YFW-C50DR
T42 0 PC1
T49 0 T1-1 CA-U		 F, HF, H, VU, VD, OH CO2 DC(+)
 
Typical chemical composition all-weld metal (%)
CSiMnPSCrNiMoRemark
0.04 0.55 1.25 0.015 0.012 - - - -
 
Typical mechanical properties of all-weld metal
Y.S (MPa)T.S (MPa)EI. (%)Hardness (HV)IV (J)PWHT
520 580 29 - 70 (0℃)
55 (-20℃)		 -
Product Dimensions and Weld Current Range
 
Welding
Position		Sizes (mm)Ampere (A)Volt (V)
Min.Max.Min.Max.
F, HF 1.2mm 200 280 24 29
VU 1.2mm 180 240 24 28
OH 1.2mm 150 230 22 26
F, HF 1.4mm 220 340 24 31
VU 1.4mm 200 260 25 28
OH 1.4mm 160 230 23 26
F, HF 1.6mm 240 380 24 33
VU 1.6mm 220 260 25 28
OH 1.6mm 170 240 22 28