Report - ZZZ E]I[Z FRP...GB/T Q235-B T Q345B GBvr GBrr GB/T 3098.1 e) .GB/T TSG YS/T GB/T TSG SOrn/min , 1 mm ; 50m/min , 1. 1. 5Mn; 1. o Mno 1.5 , TSG 20m , GBrr 3811—1983 CB 6067—1985

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