K-309T

Welding of 22%Cr-12%Ni austenitic STS(AISI 309, multi material welding with STS/carbon steel)

KS            D3612 : YF-309C
AWS        A5.22 : E309LT0-1/4
EN           ISO 17633-B : TS309-FB0
JIS           Z3323 : TS309-FB0

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~1.6 AWS A5.22
JIS Z3323
KS D3612
EN ISO 17633-B
E309LT0-1/4
TS309-FB0
YF-309C
TS309-FB0
F, HF, H, VU, VD, OH CO2 / Ar+20%CO2 DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.05 0.58 1.45 23.50 13.00 FN 14
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
450 590 35 40 (-30℃)