KF-300LF

Flat and horizontal fillet welding of ship hulls, bridges, structural steel for buildings and general structures

KS        D 7004 : E4327
AWS    A5.1 : E6027
EN       ISO 2560-A : E38 0 A 53
EN       ISO 2560-B : E43 27 A
JIS       Z 3211 : E6027

Categories: , Tag:
K-6022
KT-303

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
4.0~6.4 KS D 7004
AWS A5.1
EN ISO 2560-A
EN ISO 2560-B
JIS Z 3211		 E4327
E6027
E38 0 A 53
E43 27 A
E6027		 F, HF – AC/DC(-)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.07 0.47 0.76 0.020 0.014 0.03 0.02 0.01 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
490 560 28 – 40 (-30℃) –
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
F, HF 4.0mm 150 180
F, HF 4.5mm 180 200
F, HF 5.0mm 180 230
F, HF 5.5mm 220 270
F, HF 6.0mm 250 290
F, HF 6.4mm 280 310

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