K-309LT

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

KS              D3612 : YF-309LC
AWS          A5.22 : E309LT1-1/4
EN             ISO 17633-A : T 23 12 L P C(M) 1
EN             ISO 17633-B : TS309L-FB1
JIS             Z3323 : TS309L-FB1

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~1.6 AWS A5.22
JIS Z3323
KS D3612
EN ISO 17633-A
EN ISO 17633-B
E309LT1-1/4
TS309L-FB1
YF-309LC
T 23 12 L P C(M) 1
TS309L-FB1
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
0.03 0.60 1.12 23.70 13.20 FN 5~12

11~16
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
430 560 37 45 (-30℃)