焊接工艺规程304.pdf

《焊接工艺规程304.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、PWPS号No.:PWPS‐13‐01版本Rev.A江苏永洋石化工程有限公司焊接工艺规程JiangsuYongyangPetrochemicalEngineeringCo.,Ltd.PWPSWPQR号No.:WPQR‐13‐01接头类型jointtype母材basemetal12适用范围userange:□√对接butt材质母材厚度范围□管tubes□√板platesgeade304L304Lmaterialthicknessrange:6~15.6mm□T型tee□支管branch□全焊透标准或规范ASTM‐A240ASTM‐A240直径diamete

2、r：Min./mmfullpenetrationStandardsorregulations□非全焊透材料组焊缝厚度范围nonfullpenetrationgroup8.18.1thicknessofweldrange:3~24□角焊缝fillet厚度thickness(mm)1212焊接位置position:PF□垫板backing外径outerdiameter(mm)//√□yes□no□√type:背面为焊缝金属或母材金焊缝厚度thicknessofweld(mm)12属basemetalorweldingmetalforwith标准编号焊接地点w

3、eldplace:backingstandardNo.:ISO15609车间worksshop接头设计jointdesign焊接顺序weldingsequences：321411接头准备Jointpreparation□火焰切割flamecutting□机械切割mechanicalcutting□激光切割lasercutting□打磨grinding□√机加工machining□层间清理interpasscleaning□√背侧或清根backgougingorchipping焊接层号passnunber1~4焊接位置weldingpositionPF焊接

4、工艺weldingprocess111传输模式transfetnode/厂家Manufacturer/flux商标trademark/焊剂标准名称Standarddesignation/厂家Manufacturer上海大西洋商标trademark大西洋标准名称StandarddesignationAWSA5.4填充材料直径diameter(mm)3.2/4.0烘焙或干燥anydakingordrying300~350℃/1h类型type/标准名称/表面faceStandarddesignationgas流量flowrate（L/min）/类型type/保

5、护气体shielding标准名称/根部rootStandarddesignation流量flowrate（L/min）/类型type/gas标准名称Standarddesignation/等离子气plasma流量flowrate（L/min）/电流类型natureofcurrentDC钨极tungstenelectrode(type&Φ)/焊条极性electrodepolarityEP电流强度currentintensity（A）120~170电压currentintensity（V）24~26焊丝速度Wirespeed(cm/min)/焊接速度trav

6、elspeed(cm/min)15~25热能输入量Heatinput(KJ/mm)/焊层间温度Interpasstemperature(Max.℃)≤120焊接设备weldingequipment预热preheat□NO□√YES温度temperature：≥5℃后热postheat□√NO□YES温度temperature：/℃维持时间holdingtime：/焊后热处理postweldheattreatment(PWHT)□√NO□YES维持温度holdingtemperature：/℃维持时间holdingtime：/加热方式heatpattern

7、:/备注remark:该规范通过鉴定后能用于焊修。Thespecificationcanbeappliedinweldingrepairatterbeingqualified.指定检查Test1.目视检查，依据标准EN970.VTaccordingtostandardEN970.2.PT试验，依据标准ISO3452.penetrationtesting,accordingtothestandardISO3452.3.宏观检查，依据标准EN1321.MacroscopicexaminationofweldsaccordingtoEN1321.焊装工艺员we

8、ldingtechnician焊接主管WeldingSupervisor技术组组