T-2209

Welding of 22%Cr-9%Ni-3%Mo (UNS S31803, S32900) Duplexs Stainless Steels.

AWS         A5.9 : ER2209
EN            14343 A : W, G 22 9 3 N L
EN            14343 B : SS2209

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~4.0 AWS A5.9
EN 14343 A
EN 14343 B
ER2209
W, G 22 9 3 N L
SS2209
F, HF, H, VU, VD, OH Ar DC(-)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.01 0.4 1.67 22.76 8.7 3.1 N : 0.16
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
600 815 35 150 (-46℃)
47 (-136℃)
Product Dimensions and Weld Current Range
 
Welding
Position
Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
All Positon 0.9mm 50 80 10 12
All Positon 1.2mm 70 120 10 12
All Positon 1.6mm 90 170 11 16
All Positon 2.4mm 100 200 13 20
All Positon 3.2mm 120 250 13 22