production of rebar steel
How to produce #threaded steel #bars with specifications of 32mm diameter 16 24 10mm grade 30 according to ASTM A615, grade 60 ISO 6935-2 Hrb400 500 ASTM A615 BS4449 B500B #deformed 400 #steelbar #price 3,320 yuan per ton 480 US dollars per ton #rebar
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