Union MoNi德國蒂森焊絲
Union MoNi Solid Wire
Classifications low-alloyed
EN ISO 16834-A: AWS A5.28:
G 62 5 M21 Mn3Ni1Mo ER90S-G
Characteristics and field of use
Medium alloy solid wire electrode for shielded arc welding of quenched and tempered and thermomechanically
treated fine grained structural steels creep resistant structural steels with higher yield
g toughness values of the weld metal at low temperatures when deposited with
CO2 and gas mixture.
Base materials
S550QL - S620QL, S550MC, P550M, 15 NiCuMoNb 5, 20 MnMoNi 55 etc API Spec. 5L: X70, X80
ASTM A517 Gr. A, B, C, E, F, H, J, K, M, P A255 Gr. C A633 Gr. E A572 Gr. 65
Typical composition of solid wire (Wt-%)
C Si Mn Mo Ni
0.1 0.65 1.55 0.40 1.10
Mechanical properties of all-weld metal
Shielding
Gas
Yield
strength
0.2%
Tensile
strength
Elongation
(L0=5d0) Impact values
in J CVN
MPa MPa % +20°C: -40°C: -60°C:
CO2 550 640 20 80 47 -
M21 620 700 18 100 47
Operating data
Polarity = + Shielding gas (EN ISO 14175):
M2, M3 and C1
Dimensions (mm)
0.8 1.0 1.2
Approvals and certificates
TüV (926.), DB (42.132.09), GL, DNV, WIWEB