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B60 ER329N Metrode

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ER329N

SOLID WIRES FOR TIG, MIG AND SAW

PRODUCT DESCRIPTION
Solid TIG, MIG and sub-arc wires for welding 2205 type duplex stainless steels.

SPECIFICATIONS ASME IX QUALIFICATION

STAINLESS STEELS
AWS A5.9M ER2209 QW432 F-No 6
BS EN ISO 14343-A 22 9 3 N L QW442 A-No 8
BS EN ISO 14343-B SS2209
Approvals DNV, TÜV For TIG wires

CHEMICAL COMPOSITION (WIRE WT %)


C Mn Si S P Cr Ni Mo Cu N
Min. -- 1.0 0.25 -- -- 22.5 8.0 3.0 -- 0.14
Max. 0.03 2.0 0.65 0.020 0.030 23.5 9.5 3.5 0.3 0.20
Typical 0.015 1.6 0.5 0.001 0.015 23 8.2 3.2 0.1 0.17*
Duplex weld metal microstructure with austenite + 30-50% ferrite.
Pitting resistance equivalent PREN = Cr + 3.3Mo + 16N is > 35.
* ER329N MIG spooled wire is selected for suitability for both MIG and auto-TIG, with typically 0.15%N to control porosity.

ALL-WELD MECHANICAL PROPERTIES


Typical
As welded Min.
TIG MIG SAW + SSB
Tensile strength (MPa) 690 790 800-835 790
0.2% proof strength (MPa) 450 620 560-620 630
Elongation (%) 4d 20 36 28-35 30
5d 20 33 30 27
Impact ISO-V(J) - 30°C -- 180 (> 140) > 70 75 (>55)
- 50°C -- 180 (> 120) > 60 55 (>35)
- 75°C -- 125 (>70) -- --
Hardness HV -- 270 (< 310) 270 (< 310) 275 (< 320)
HRC -- 23 (< 28) 23 (< 28) 23 (< 28)

TYPICAL OPERATING PARAMETERS


Shielding gas Current Diameter (mm) Parameters
TIG Argon DC- 1.6 / 2.4 100A, 12V
MIG Ar / He / CO2 pulsed 1.2 180A, 28V
SAW SSB flux * DC+ 2.4 350A,30V

PACKAGING DATA
Diameter (mm) 0.8 1.0 1.2 1.6 2.0 2.4 3.2
TIG -- -- 2.5 kg tube 2.5 kg tube 2.5 kg tube 2.5 kg tube 2.5 kg tube
MIG 15kg reel 15kg reel 15kg reel 15kg reel -- -- --
SAW -- -- -- 25kg coil To order 25kg coil 25kg coil

FUME DATA
MIG fume composition (wt %) (TIG and SAW fume negligible)
Fe Mn Cr3 Ni Mo Cu OES (mg/m3)
28 10 20 8 1.5 < 0.5 2.5

www.metrode.com DS B-60-ER329N | Rev. 01-03/16 191

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