OEM Steel Structure Drilling Rig Substructure AWS D1.1
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OEM steel structure oil rig platform for CNPC oveaseas project Description Total 330 Ton per Unit for National Drill company Main material Q355D Welding AWS D1.1, Test NDT as per rules, test for all important welds Surface treatment Sand blasted to sa2......
Jiangsu Qiulin Port Machinery co.,Ltd
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