对高强度钢的CO2半自动对接焊(陶瓷衬垫)焊接工艺规程说明书(GY22)_

1PlanOfWeldingProcedureApprovalTest船级社:CCSCLASS:CCS焊接工艺规程说明书对高强度钢CO2半自动对接焊（陶瓷衬垫）WeldingProcedureSpecificationForHighertensilesteelforCO2Semi-AutomaticArcButtWelding(WithCeramicBacking)2PlanOfWeldingProcedureApprovalTestCONTENTPlanOfWeldingProcedureApprovalTest······························································11.范围Scope·····················································································································31.1焊接方法WeldingProcess····················································································31.2应用范围ApplicationProcess················································································32.试验日期及地点Date&PlaceOfTest···············································································33.试板准备TestPiecePreparation···················································································34.焊接材料WeldingConsumable························································································35.焊接设备WeldingEquipment···························································································36.接头细节JointDetail········································································································46.1对接(平焊)ButtJoint(FlatWelding)··············································································47.焊接条件WeldingCondition····························································································48.焊接与程序WeldingPreparation&Procedure································································49.试验与检查TestAnd3Examination···············································································510.试样准备TheSpecimenPreparation·············································································611.试样尺寸DetailOfTestSpecimen···········································································711.1冲击试样缺口位置NotchLocationOfImpactSpecimen·····································711.2抗拉试样TensileSpecimen····················································································711.3弯曲试样BendSpecimen························································································711.4冲击试样V-NotchCharpyImpactSpecimen··························································712.检验结果ResultOfTest································································································712.1外表目视检验结论ConclusionOfAppearanceVisualTest····································712.2机械检验结果MechanicalTestResult···························································712.3宏观硬度试验Macro-EtchingTest······································································712.4无损探伤Non-destructiveInspection····································································813.结论Result·························································································································8PlanOfWeldingProcedureApprovalTest1、范围Scope41.1焊接方法WeldingProcessCO2半自动焊（带陶瓷衬垫）CO2Semi-automaticwelding(withceramicbacking)1.2应用范围ApplicationScope钢材级别：EH36高强度钢SteelGrade:EH36Highertensilesteel焊接位置：平置、横焊、垂直焊WeldingPosition:Flat、Horizontal、Vertical2、试验日期及地点Date&PlaceOfTest·试验种类Kindoftest日期Date地点Place参加者Attendance验船师Surveyor焊接Welding2005-03-24焊接Weld顾灯林GuDenlin蔡高拍片Photographic2005-03-31船体车间Hullshop宋春林SongChunlin蔡高机械试验Mechanical2005-03-31焊接试验室WeldingTestlaboratory陆桃LuTao蔡高3、试板准备TestPiecePreparation母材级别：EH36高强度钢BaseMetalClass:EH36Highertensilesteel厚度：35mmThickness:35mm尺寸：1000×300mmSize:1000×300mm4、焊接材料WeldingConsumable材料名称Materialname牌号Tradename级别Grade制造厂Manufacturer焊丝WireTY-YJ502(Q)3Y北京金太阳药芯焊丝有限公司BeijingGoldSunFlux-CoreWireCO.,LTDGas:CO2纯度Purity≥99%5、焊接设备WeldingEquipment封底焊BackCoverWelding型号Type:焊机WeldingMachine:YW-50KB1VTA电源PowerSource:YD-500KR1VTAPlanOfWeldingProcedureApprovalTest制造厂:唐山松下产业机器有限公司5Manufacturer:TangShanMastushitaIndustrialEquipmentCO.,LTD6、接头细节JointDetail(详图)6.1对接(平焊)ButtJoint（FlatWelding）7、焊接条件WeldingCondition焊接顺序WeldingSequence直径(mm)WireDia.电流(A)Current电压(V)Voltage焊接位置WeldingPosition焊接速度WeldingSpeed(cm/min)气体流量GasFlow(l/min)1Φ1.2220-25025-30FW16-2320-252Φ1.2220-25025-30FW16-2320-253Φ1.2220-25025-30FW16-2320-254Φ1.2220-25025-30FW16-2320-255Φ1.2220-25025-30FW16-2320-256Φ1.2220-25025-30FW16-2320-258、焊接与程序WeldingPreparation&Procedure8.1、检查与修补CheckingandRepairing⑴焊缝间隙最大为10mm。Gapofrootfaceismax.10mm.⑵清除坡口处油污、锈、灰尘等。Removetheoil、dust、rustetcingroove.⑶根据高强度钢焊接性要求,须对焊接区域进行预热至50-100℃,预热范围为焊缝两侧各50-100mm。Accordingtotherequirementofhightensilesteelweldability,weldingareamustbecarriedouttofore-warmto50-100℃,andtherangeoffore-warmis50-100mmoneachsideofweldingseam.⑷根据焊缝宽度选择合适的陶瓷衬垫,然后均匀地粘贴于焊缝背面.Inaccordancewiththebreadthofweldingseam,choosefitceramicbackingandthenaveragelystickitonthebackofweldingseam.8.2、焊接程序Weldingprocedure⑴每道焊层须检验气孔、药渣等缺陷，待清除后方可进入下道焊接。PlanOfWeldingProcedureApprovalTest6Eachoftheweldlayerisdisposedandinspecteddefectssuchaspores,overlaps,etcshouldbedisposedofbeforecontinuingnextlayer.⑵焊接后的缺陷如气孔等采用碳刨清除,再进行焊接。Afterwelding,thedefeatssuchasporesetcwillbedisposedbydiggingandweld