A9-01 热处理工艺Heat Treatment Instruction.doc

热处理工艺HEAT TREATMENT INSTRUCTION文件编号/更改号Doc. No./Rev. No.PWHT-ASZ-01/0 Rev0页 码Page 1工作令号Job No.A1401产品名称Produt. Name氮气缓冲罐Nitrogen buffer Tank产品图号DWG No./Rev材料规格/厚度MATLSPEC./THICKNESSSA-516M Gr485 t=12mmSA-105M 法兰 t=18mmSA-106M GrB t=5.54mm热处理规范Heat Treatment Specification热处理曲线Heat Treatment ChartNote：说明： 1、用2个圆弧形垫板托起壳体，保证壳体在热处理后不变形。With two circular plate up the shell, to guarantee the shell deformation after heat treatment2、炉内应设置多个热电偶测温，在升温时间内温差应小于140，在保温期间温差应小于83。The furnace should be set up multiple thermocouple temperature measurement, temperature in the heating time should be less than 140 , during the period of heat preservation temperature difference should be less than 83 .方法和设备Method & Facilities焊后热处理（PWHT）整体热处理炉（The Overall Heat Treatment Furnace）装炉温度Charge Temp.425C加热速度Heating Rate222C/h保温温度Holding Temp.62525C保温时间Holding Time0.5h冷却方式Cooling Method随炉冷却Along with the furnace cooling工件图 Artifacts Figure1. Six thermocouples shall be located at A B C D E F places.2. Thermocouples shall be fixed on outside surface of the tank as shown on sketch.3 After PWHT, the attachments shall be removed and the surface shall ground smooth with surrounding material and PT.冷却速度Cooling Rate 280C/h出炉温度Discharge Temp.425C规范章节Code section UCS-56编制Prepared By日期Date批准Approved By日期Date授权检验师AI日期Date