技术要求:GENERALNOTES:1.所有尺寸为毫米.ALLDIMENSIONSAREINMILLIMETERSUNLESSOTHERWISENOTED.2.钛之间的焊接采用氩弧焊.ALLWELDINGFORTITANIUMMATERIALSSHALLBEDONEBYGTAWPROCESSES.3.除注明外,角焊缝焊角高不得小于较薄件厚度.THETHICKNESSOFALLFILLETWELDINGSEAMSSHALLNOTBELESSTHANTHETHINNEROFTHEPARTSUNLESSOTHERWISENOTED.4.所有法兰螺栓孔应跨水平,垂直中心线布置.ALLBOLTHOLESONFLANGESTOSHALLSTADDLETHENATURALCENTERLINES.5.钛板应符合ASMESB265GR2的规定.ALLTITANIUMPLATESHALLBEINACCORDANCEWITHSPECIFICATIONASMESB265GR26.钛管应符合ASMESB338GR2的规定.ALLTITANIUMPIPEANDTUBEMATERIALSHALLBEINACCORDANCEWITHSPECIFICATIONASMESB338GR2.7.钛钢复合板应符合ASTMB898-99C级规定,剪切强度>=138MPa.ALLTITANIUMCLADMATERIALSHALLBEINACCORDANCEWITHSPECIFICATIONASTMB898-99GrC.SHEARSTRENGTHSHOULDNOTBELESSTHAN138MPa.8.应按ASME的规定进行铁离子污染试验.FERROXYLTESTFORFREEIRONSHALLBEREQUIREDACCORDINGWITHASMESPECIFICATION.9.设备完工后,应进行氦泄漏检查.HELIUMLEAKTESTSHOULDBEDONEFORSHELLAFTERFINISHED