Mô tả
OK Tigrod 55
A copper coated, low alloyed, chromium-nickel-molybdenum (0,5% Cr, 0,5% Ni, 0,2% Mo) rod for GTAW of high strength steels with a minimum tensile strength of 690 MPa. The rod is also suitable for welding of steels where a good impact strength at low temperatures is required.
Classifications Wire Electrode: | SFA/AWS A5.28:ER100S-G, EN ISO 16834-A:Mn3NiCrMo |
Classifications: | SFA/AWS A5.28:ER100S-G, EN ISO 16834-A:W 55 4 Mn3NiCrMo, EN ISO 16834-A:Mn3NiCrMo |
Alloy Type: | Low alloyed steel (0.5 % Cr – 0.5 % Ni – 0.2 % Mo) |
Typical Tensile Properties | |||
Condition | Yield Strength | Tensile Strength | Elongation |
Ar (I1) EN | |||
As welded | 720 MPa | 817 MPa | 21 % |
Stress relieved 2 hr 620 °C | 629 MPa | 716 MPa | 23 % |
Ar(I1) AWS | |||
As welded | 636 MPa | 713 MPa | 16 % |
Typical Charpy V-Notch Properties | ||
Condition | Testing Temperature | Impact Value |
Ar (I1) EN | ||
As welded | -30 °C | 129 J |
As welded | -40 °C | 120 J |
Stress relieved 2 hr 620 °C | -30 °C | 140 J |
Stress relieved 2 hr 620 °C | -40 °C | 79 J |
Ar(I1) AWS | ||
As welded | -30 °C | 123 J |
As welded | -40 °C | 86 J |
Typical Wire Composition % | |||||
C | Mn | Si | Ni | Cr | Mo |
0.118 | 1.38 | 0.71 | 0.52 | 0.57 | 0.19 |