ductile iron pipe dimensions

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  2017 100-150mm foundry coke CARBON>87%, Sulfur<0.6%

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  packing 50kg Semi Graphite petroleum coke

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  Calcined Petroleum Coke Price

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  international coke price proffesional foundry coke manufacturer from Shandong

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  High Carbon Recarburizer / Carburetant / Graphite Petroleum Coke

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  low sulfur coal foundry coke

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  86%Min Fixed Carbon High Quality Metallurgical Coke / Foundry coke

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  Petroleum coke,Metallurgical Coke,Foundry coke

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  FC 90% type foundry coke, low ash, 80-120mm, for iron casting

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