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M-309L
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.
KSD 7026 : Y309L
AWSA5.9 : ER309L
EN14343 B : SS309L
JISZ 3321 : Y309L

Category:
M-309
M-309LSi

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
0.8~1.6 AWS A5.9
EN 14343 B
KS D 7026
JIS Z 3321		 ER309L
SS309L
Y309L
Y309L		 F, HF Ar DC(+)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.01 0.45 1.65 – – 23.09 13.78 0.08 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
430 590 42 – 110 (0℃) –
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
F, HF 0.9mm 70 250 14 25
F, HF 1.2mm 100 300 16 32
F, HF 1.4mm 120 320 16 34

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