PRODUCT INFORMATION Category: Flux Cored Steel Alloy: WW71T-GS Class: E71T-GS Description: 71T-GS is a self shielding all position flux cored welding wire for single pass applications. The use of DC straight polarity minimizes the risk of burn through. Is excellent on lap and fillet welds on thin mild steels. Chemical Composition not specified in ASME SFA A5.20