Patent ID: 6114656
Filing Date: 2000-09-05
Classification: B23K,B60K,C22C,F17C,F17D

Abstract:
A method of welding a base metal to produce a weldment having a tensile strength greater than about 900 MPa (130 ksi), said method comprising the step of:(i) welding using a gas shielded welding process, an argon-based shielding gas, and a welding consumable wire that produces a weld metal that comprises iron and the following alloying elements:about 0.06 wt % to about 0.10 wt % carbon;about 1.60 wt % to about 2.05 wt % manganese;about 0.20 wt % to about 0.32 wt % silicon;about 1.87 wt % to about 6.00 wt % nickel;about 0.30 wt % to about 0.87 wt % chromium; andabout 0.40 wt % to about 0.56 wt % molybdenum.