Kobelco; AWS A5.28 ER90S-G; MG-S12CRS; GMAW (Solid wire)


Description

Features:
  • Applied for ASTM A335 Gr. P92 and equivalents
Classification: AWS A5.28 ER90S-G
Shielding gas: Ar-2-5%O2, Ar-5-20%CO2
Polarity: DCEP

 

Packaging data

φ mm Spool
1.2 10kg 20kg
Volume mm 240W, 110H, 230L 280W, 110H, 270L

Composition (wire mass%)

  Typical Guarantya
C 0.04 0.12
Si 0.40 0.10-0.70
Mn 1.19 0.80-1.50
P 0.004 0.020
S 0.006 0.020
Ni 0.52 0.30-1.00
Cr 10.10 9.50-11.50
Mo 0.40 0.25-0.50
Cu 0.01 0.40
Nb 0.04 0.01-0.08
V 0.30 0.10-0.50
W 1.59 1.00-2.00
N 0.04 0.02-0.07
Co 1.59 1.00-1.70
Note: aSingle values are maximium.

Welding parameters (A)

φ mm 1F, 1G, 2F 2G, 3G uphill, 4G
1.2 260-320 140-200

All-weld mechanical properties

  Typical Guaranty
0.2%YS (MPa) 590 531min.
TS (MPa) 720 621min.
EI on 4d (%) 25 15min.
IV 20°C (J) 70 -
PWHT (°Cxh) 750x8 750±15×1
SG Ar-5%CO2 Ar-5%CO2

 

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