Home Business Global crude steel output jumps 4.6 percent in 2018: worldsteel Business Global crude steel output jumps 4.6 percent in 2018: worldsteel By Genpie - January 25, 2019 149 0 Facebook Twitter Google+ Pinterest WhatsApp Global crude steel output jumped 4.6 percent last year, driven by strong growth in most regions including in top producer China, where output jumped 6.6 percent, data from the World Steel Association (worldsteel) showed on Friday.