Standing at a small booth among a row of other Japanese aerospace suppliers at the Paris Airshow, Yoko Konno is excited at the prospect of new orders for her company, but frowns at long delays to get titanium and the rising cost of chemicals. "It is challenging but it is a chance to get more business," said Konno, a section manager at Japan's Asahi Kinzoku Kogyo, Inc, which produces components and does chrome plating. While bosses at Airbus and Raytheon Technologies see improvements, labor shortages and delays are expected to remain a key concern for planemakers and large supp...