T-309

Welding of base metlas of similar alloys in wrought or cast forms. Welding of dissimilar steel such as Type 304 to carbon steel or low alloy steels.

KS          D 7026 : Y309
AWS      A5.9 : ER309
EN         14343 B : SS309
JIS         Z 3321 : Y309

Category:
T-308LSi
T-309L

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~4.0 AWS A5.9
EN 14343 B
KS D 7026
JIS Z 3321		 ER309
SS309
Y309
Y309		 F, HF, H, VU, VD, OH Ar DC(-)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.05 0.42 1.65 – – 23.33 13.47 0.06 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
420 610 40 – 150 (0℃) –
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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