管路工艺制作部分

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1、PIPINGPRACTICE-FABRICATIONPART管路工艺-管路制作部分JEBSENSYTRS405-401-001GY-02SHEET23OF23STANDARDOFPIPINGPRACTICEHULLPARTHULLPARTCONTENT目录1Theflowchartofpipeprocess–管路施工流程图32GeneralRequirements-通则43PipingMaterial-管子材料44MaterialPreparation-材料的准备45Bendingofpipe-弯管56Line

2、ation&cutting-划线下料147Prefabricatingpiping-校管168Thepipestreatingandstore-管子的处理与存放22PIPINGPRACTICE-FABRICATIONPART管路工艺-管路制作部分JEBSENSYTRS405-401-001GY-02SHEET23OF23STANDARDOFPIPINGPRACTICEHULLPARTHULLPART1THEFLOWCHARTOFPIPEPROCESS–管路施工流程图Task-下达任务Checkdrawingsa

3、ndclassing-读图Preparematerialandfitting-准备材料及附件Bending-弯管lineandcut-划线切割straightpiping-直管Slopemachining-削斜Inspectedonplate-平台检验Welding-焊接Grinding-打磨Hydraulictest-压力试验leakage-泄漏Acid&oilwashing-酸洗串油galvanizing-镀锌Assemblecenter-装配中心PIPINGPRACTICE-FABRICATIONPART

4、管路工艺-管路制作部分JEBSENSYTRS405-401-001GY-02SHEET23OF23STANDARDOFPIPINGPRACTICEHULLPARTHULLPART1GENERALREQUIREMENTS-通则FabricationunderthisSpecificationshallincludeallcomponentsofthepipingsystem,orpartthereofconnectingfabricatedassembliesincludingtestingandfit-upof

5、completefabricatedassembliestoensurecorrectfitandalignment,includingallin-linevalves,gaskets,boltsandflangesorweldedfittingstoensuretheintegrityandproperfunctioningofallcomponents.管系的加工包括管系的各个部分，或相连接部分结构的装配，包括实验、为保证正确安装及对齐而临时完成简易结构，以及所有的阀门，垫片，螺栓，法兰或焊接件来保证所有部

6、分有完全正确的功能。2PIPINGMATERIAL-管子材料Allpipeandassociatedpipesystemrequirements(i.e.materialgrade,size,dimensions,etc.)shallbeconformedtotheapplicableEngineeringDrawingsand/orPipingSpecification,rulesandcodes.Substitute/equivalentmaterialsmaybeutilizedonlywiththewr

7、ittenapprovaloftheengineerandQCdepartment.所有管子及其联结件应遵照工程图纸/管系规格书、规则、规范的要求。只有得到技术人员或船检部门书面同意，才能选用代用材料或其他同等材料。Allthepipeshallbethoroughlyexaminedforevidenceofdamagetopipewallorendbevel.Damagedportionsofpipeshallberemovedanddamagedorimproperbevelsshallbere-grou

8、ndtoapplicablespecifications.所有的管子都要彻底检查管壁和管端坡口。要除掉损伤部分，损伤坡口按规则重新打坡口。Eachimperfectionordamagethatimpairstheserviceabilityofthepipingorpipefittingsmustberepairedorremoved.每个由于损伤或不完整而引起强度减弱的管子或管子附