K-70ST

Welding of zinc-primer coated steels often used in the machineries, steel fabrications and construction

KS             D7104 : YFW-C50DR
AWS         A5.20 : E70T-9C
AWS        A5.36 : E70T1-C1A2-CS1-H8
EN           ISO 17632-A : T42 2 R C1 3 H10
EN           ISO 17632-B : T49 3 T1-0 C1A H10
JIS           Z3313 : T49 2 T1-0 CA-U H10

Category:
K-71TB
KX-100

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~1.6 AWS A5.20
AWS A5.36
JIS Z3313
KS D7104
EN ISO 17632-A
EN ISO 17632-B		 E70T-9C
E70T1-C1A2-CS1-H8
T49 2 T1-0 CA-U H10
YFW-C50DR
T42 2 R C1 3 H10
T49 3 T1-0 C1A H10		 F, HF CO2 DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.04 0.49 1.36 0.015 0.010 – – – –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
500 600 27 – 68 (-20℃) –
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
F, HF 1.2mm 160 300 23 34
F, HF 1.4mm 180 360 24 36
F, HF 1.6mm 200 440 25 40

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