Steel Pipe & TubeChina Inconel 690 (UNS N06690, Alloy 690, inconel690) Stainless Steel Plate, Find details about China Stainless Steel Sheets, Inconel 690 Stainless Steel Plates from China Inconel 690 (UNS N06690, Alloy 690, inconel690) Stainless Steel Plate