T-2594

Welding of 25%Cr-9%Ni-4%Mo (UNS S32750, S32760, S32550 and S31260) Super Duplexs Stainless Steels.

AWS       A5.9 : ER2594
EN          14343 A : W 25 9 4 N L

Category:
T-2209
T-308

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~4.0 AWS A5.9
EN 14343 A		 ER2594
W 25 9 4 N L		 F, HF, H, VU, VD, OH Ar DC(-)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.02 0.41 0.66 – – 24.93 9.24 3.98 N : 0.23
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
640 800 32 – 221 (-20℃)
211 (-50℃)		 –
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

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