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21:35, 14-Mar-2019
Chinese steel mill makes world's largest seamless forging piece
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A Chinese steel mill on Tuesday rolled off the world's largest seamless ring forging piece. It weighs 150 tonnes and is 15.6 meters in diameter.
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Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3