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Posted By gloriasteel - China
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Posted By gloriasteel - China
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Api 5l X42, X46, X52, X56, X60, X65, X70, X80, X90, X100, X120, Oil Pipe Line Steel

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Posted By gloriasteel - China
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Posted By gloriasteel - China
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Posted By gloriasteel - China
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Posted By gloriasteel - China
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Posted By gloriasteel - China
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Summary: manufacture produces ppr pe rt fittings package colorful carton 16mm 110mm oem

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Posted By suckerrodcoupling - China
Summary: yunsheng manufacturer api sucker rod coupling shandong produced 11 class sm sub

Posted By suckerrodcoupling - China
Summary: api coupling class sm 1material aisi 5140 40cr 2standard spec 11b 3coat