文档介绍：金江源预焊接工艺规范PREWELDINGPROCEDURESPECIFICATION编号PWPSN·PWPS--1焊前准备草图PREPARATIONDIAGRAM施焊草图WELDINGDIAGRAM坡口60°钝边1+1mm根部间隙2+1mm焊件MATERIAL1:母材金属BASEMETAL焊件MATERIAL2:GB/T699数量(组)Group:2311GB/T699数量(组)Group:231145#厚度THK.:1445#厚度THK.:14注意REMARK:注意REMARK:焊接层数N。WELDLAYER12345焊接方法PROCESSMAG/135MAG/135MAG/135MAG/135MAG/135焊接类型TYPE手工焊MANUAL手工焊MANUAL手工焊MANUAL手工焊MANUAL手工焊MANUAL填充金属FILLERMETAL规格STANDARD--------------------------ER50-6ER50-6ER50-6ER50-6ER50-6直径DIAMETER---------------:---------------/////-----------18%CO282%Ar18%CO282%Ar18%CO282%Ar18%CO282%Ar18%CO282%Ar流量flowrate----l/min18-2218-2218-2218-2218------------/////流量flowrate----l/min/////.注意remark----------------------/////--------------------+++++.电流Intensity(A)----------------130±10240±10240±10240±10240±(V)---------------18±127±127±127±127±(cm/min)20±345±335±335±320±(j/cm)---------------/////.过渡形式Modeoftransfert-----------------------------/////焊接设备WeldingmachineREHMREHMREH