15日唐山槽钢价格宽幅下挫50-80:正丰5#5140,6.3#5090,8#5040,20#5080,22-30#5280,36-40#5420,电力22-30#5290,32#5390,祥泰6.3#5050,8-16#5000,18-20#5030,22#5260,元丰10-12#5000,申恒10-20#5000,瑞兴5#5100,6.3#5050,8-16#5000,18-20#5030。

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