K-91TSR

For 620MPa tensile at LNG storage tank, shipbuilding, bridges, good impact toughness at -60℃(Ni 1.5% contained) & -40℃ CTOD guarantee

KS              D 7104 : YFL-C504R
AWS          A5.29 : E91T1-Ni2CJ H4
AWS          A5.36 : E91T1-C1A6-Ni2-H4
EN             ISO 18276-B : T62 5 T1-1 C1 AP-N4M21 H5
JIS             Z 3313 : T62 5T1-1C AP-N5 H5

Category:
K-91TK2
K-71TS

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~1.6 AWS A5.29
AWS A5.36
D 7104
Z 3313
ISO 18276-B		 E91T1-Ni2CJ H4
E91T1-C1A6-Ni2-H4
YFL-C504R
T62 5T1-1C AP-N5 H5
T62 5 T1-1 C1 AP-N4M21 H5		 F, HF, H, VU, VD, OH CO2 DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.04 0.37 1.38 0.009 0.002 – 2.18 – –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
617 674 24 – 88 (-60℃) –
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

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