M-409Cb

Welding of 18%Cr-9%Ni-Nb steel (AISI Type 409), used on robots withing the automotive industry for vehicle exhaust systems.

AWS    A5.9 : ER409Nb
EN       14343 B : SS409Nb

Category:
M-347
M-410

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
0.8~1.6 AWS A5.9
EN 14343 B		 ER409Nb
SS409Nb		 F, HF Ar DC(+)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.02 0.45 0.52 – – 11.57 0.34 0.05 Nb : 0.35
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
280 465 20 – – –
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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