... , hot-rolling-spheroidizing, hot-rolling softening annealingbearing inner and outer race, rolling elementBeiman d13~180hot-rolling, hot-rolling-spheroidizing, hot-rolling ... , grounding FushunForged Bard135~200forge, forge softening annealingbearing inner and outer race, rollerDalian Jinniu d80~700 Fushun d60~1400 BeimanCold-Drawn Bard8 ...