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Shandong Steel Pipe Co., Ltd. Jiangshan thick wall
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About Us
The annual distribution company in Chengdu, Baotou Steel, Tianjin, Anshan Iron and Steel Company, steel smelting, Changzhou, Baosteel and other major steel production of quality steel pipe, seamless tube, the structure of its material to: 20 #, 45,16 Mn, 27SiMn, 20G
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