M-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, G 25 9 4 N L
EN           14343 B : SS2594

Category:
M-2209
M-307Si

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
0.8~1.6 AWS A5.9
EN 14343 A
EN 14343 B		 ER2594
W, G 25 9 4 N L
SS2594		 F, HF Ar DC(+)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.02 0.42 0.66 – – 25.06 9.18 3.88 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
720 820 20 – 150 (-46℃)
47 (-136℃)		 –
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

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