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1、熱處理工藝HEAT TREATMENT INSTRUCTION文件編號/更改號Doc. No./Rev. No.PWHT-ASZ-01/0 Rev0頁 碼Page 1工作令號Job No.A1401產品名稱Produt. Name氮氣緩沖罐Nitrogen buffer Tank產品圖號DWG No./Rev材料規格/厚度MATLSPEC./THICKNESSSA-516M Gr485 t=12mmSA-105M 法蘭 t=18mmSA-106M GrB t=5.54mm熱處理標準Heat Treatment Specification熱處理曲線Heat Treatment ChartNote
2、：說明： 1、用2個圓弧形墊板托起殼體，保證殼體在熱處理后不變形。With two circular plate up the shell, to guarantee the shell deformation after heat treatment2、爐內應設置多個熱電偶測溫，在升溫時間內溫差應小于140，在保溫期間溫差應小于83。The furnace should be set up multiple thermocouple temperature measurement, temperature in the heating time should be less than 140
3、 , during the period of heat preservation temperature difference should be less than 83 .方法和設備Method Facilities焊后熱處理（PWHT）整體熱處理爐（The Overall Heat Treatment Furnace）裝爐溫度Charge Temp.425C加熱速度Heating Rate222C/h保溫溫度Holding Temp.62525C保溫時間Holding Time0.5h冷卻方式Cooling Method隨爐冷卻Along with the furnace coolin
4、g工件圖 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.冷卻速度Cooling Rate 280C/h出爐溫度Discharge Temp.425C標準章節Code section UCS-56編制Prepared By日期Date批準Approved By日期Date受權檢驗師AI日期Date
2022年A9-01 熱處理工藝Heat Treatment Instruction
