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5016734 D-000 17388 0 JGD/PHO/MSG nlmk lipetsk BF ‘7’ STEEL STRUCTURES Box Girders TECHNICAL SPECIFICATION Luxembourg 08.02.2008  General Document Information Name (Initials) Date Written by: Gidt (JGD) 08.02.2008 Verified by: Hofmann (PHO) 11.02.2008 Approved by: Schlang (MSG) 12.02.2008 First Issue to Customer: - Revisions Revision Revision Revised by: Revised CSA Comments N° date (Initials) pages APPROVAL  IMPORTANT notice CONFIDENTIAL INFORMATION THE INFORMATION SET FORTH HEREIN CONSTITUTES PROPRIETARY TECHNOLOGY OF PAUL WURTH S.A. THE RECIPIENT OF THIS DOCUMENT AGREES NOT TO COPY OR REPRODUCE SAID DOCUMENTS IN WHOLE OR IN PART WITHOUT WRITTEN APPROVAL FROM PAUL WURTH S.A. NOT TO DISCLOSE SAID DOCUMENTS TO ANY THIRD PARTY WITHOUT WRITTEN APPROVAL FROM PAUL WURTH S.A. TO MAKE NO USE OF SAID INFORMATION OTHER THAN FOR THE PURPOSE OF ENGINEERING FOR NLMK Lipetsk BF7. TABLE OF CONTENTS 1 Material Acquisition and manufacturing of box girders 4 1.1 In General 4 1.2 Material acquisition 4 1.2.1 Welded steel plate box girders 4 1.3 Manufacturing of welded box girders 4 1.3.1 Flame cutting of individual parts 4 1.3.2 Pre-welding of the wall plates to reach the required length (transversal) 5 1.3.3 Assembly and welding of the box girder 5 1.3.4 Dimension control 6 1.3.5 PAINTING 6 1.3.6 Marking of the finished components 6  Material Acquisition and manufacturing of box girders/columns 箱形梁/柱的进料和加工 In General /总论 This specification describes the measures to ensure that the quality levels are in accordance with the norms and standard in force for the manufacturing of box girders. This applies as much to the acquisition of material, as to the manufacturing with special attention to the needs for welding technology, to the monitoring, the non-destructive examination and the final acceptance. /该项描述尺寸的说明是为了确保质量