T-309LSi

Welding of similar alloys in wrought or cast forms, Joining of Type 304 to carbon steel and welding the clad side to Type 304 clad steels.

AWS                A5.9 : ER309LSi
EN                   14343 B : SS309LSi

Category:
T-309L
T-309LMo

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~4.0 AWS A5.9
EN 14343 B		 ER309LSi
SS309LSi		 F, HF, H, VU, VD, OH Ar DC(-)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.01 0.91 1.86 – – 23.07 13.62 0.11 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
410 520 42 – 90 (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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