K-347T

Welding of 18%Cr-8%Ni-Nb austenitic STS(AISI 347, 321, ASTM A296; A157 Gr. C9; A320 Gr. B8C or D)

KS                    D3612 : YF-347C
AWS                A5.22 : E347T1-1
EN                   ISO 17633-A : T 19 9 Nb P C 1
EN                   ISO 17633-B : TS347-FC1
JIS                   Z3323 : TS347-FC1

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
E347T1-1
TS347-FC1
YF-347C
T 19 9 Nb P C 1
TS347-FC1
F, HF, H, VU, VD, OH CO2 DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.04 0.68 1.15 19.70 10.10 Nb : 0.6,

FN 7.0

 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
480 650 33 40 (-105℃)