M-347

Welding of 18%Cr-9%Ni-Nb (AISI Type347) 18%Cr-9%Ni-Ti steels (AISI Type321)

KS          D 7026 : Y347
AWS      A5.9 : ER347
EN         14343 B : SS347
JIS         Z 3321 : Y347

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
ER347
SS347
Y347
Y347
F, HF Ar DC(+)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.05 0.4 1.55 9.03 19.04 0.09 Nb : 0.68
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
400 630 40 90 (0℃)
36 (-196℃)
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