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5/19/2012 : 12:22 pm : +0200

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Datasheet - 4370 ML 18.8 Mn

Stainless steel welding wires/rods

Typical composition in %  
C 0,08
Si 0,90
Mn 7,00
P ≤ 0,025
S ≤ 0,015
Cr 18,00
Ni 8,00
Co ≤ 0,50
Cu ≤ 0,10
N 0,06
Classification  
EN 12072 G/W/P/S 18 8 Mn
DIN 8556 1.4370
AWS ER 307
Base materials
Joining of work-hardenable steels, armour plates, stainless austenitic Mn steels and free-machining steels, e.g. in the automotive industry. Overlay welding of carbon and low alloyed steels.
Resistance against corrosion
The corrosion resistance is similar to that of the respective parent metal.
Physical properties (Approx. values) at 20° C  
Yield strength Rp0,2 [MPa] 460
Tensile strength Rm [MPa] 650
Elongation A [%] 41
Reduction of area [%] 61
Notched impact strengthV [J] 140
Hardness [Vickers] 200
Ferrite number from standard analysis DeLong 10
Heat conductivity at temperature ° Celsius 20; 100; 300; 500
Heat conductivity [W/m °C] 15; 16; 18; 20
Thermal expansion per °C, from 20°C - 400°C 18 x 10-6
Density [g/cm³] 7,8
Shielding gas
MIG: Ar+1-3% O2, Ar+1-3% CO2, Ar+He+O2, Ar+He+CO2, Ar+He+CO2+H2
WIG: Ar, He, Ar+He, Ar+2-5% H2
Polarity
MIG =+, WIG =-

Approvals

TÜV

Dimensions  
MIG-wires [mm] 0,8; 1,0; 1,2; 1,6
TIG-rods [mm] 1,0; 1,2; 1,6; 2,0; 2,4; 3,2; 4,0

Packaging wires

Images of the packs may be found here...

Spools
BS 300 / 15 kg
Drum / 300 kg

Packaging rods

TIG-rods are packed in boxes of 5 kg. The length is 1.000 mm.