T-70S2

For mild steel and 490MPa tensile strength steel welding of pipes, offshore drilling rigs and structural steels, etc

KS            D 7140 : YGT50
AWS        A5.18 : ER70S-2
EN           636-A : W 46 3 W2Ti
EN           636-B : W 49A 3 U W3
JIS           Z 3316 : YGT50

Category:
T-53
T-90

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~4.0 AWS A5.18
EN 636-A
EN 636-B
JIS Z 3316
KS D 7140		 ER70S-2
W 46 3 W2Ti
W 49A 3 U W3
YGT50
YGT50		 F, HF, H, VU, VD, OH Ar DC(-)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.07 0.54 1.18 0.015 0.011 – – – –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
490 570 29 – 180 (-30℃) –
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
All Positon 0.9mm 50 80 10 12
All Positon 1.2mm 70 120 10 12
All Positon 1.6mm 90 170 11 16
All Positon 2.4mm 100 200 13 20
All Positon 3.2mm 120 250 13 22

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