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Design Validation Test Procedure – BALLVALVE 1. General …2. Design Validation Cycle A. VALVE BODY HYDROSTATIC TEST AT ROOM TEMERAT!RE AS ERAI A A##E$ %&.&.&.'.( Test medium: pure water. Test temperature: room temperature: 21°C. Test pressure : rated working pressure 35.0Mpa , The vave was ha! openedand test se uen#e #onsists o! three steps: 1$ % primar& pressure'hoding period o! 3 min()*ressure :3+.2'35.1Mpa$ 2$ % redu#tion o! pressure to -ero( 3$ % se#ondar& pressure'hoding period o! 15min. )*ressure: 35.11'3./2Mpa$ The test resut !ound a##eptae. B. % 4%T 67894T%TC *844;8 T4T %T 899M TM*8%T;8 %4 *8%* +% %<<= >2.2.2.3.2 Test medium: pure water. Test temperature: room temperature: 21°C. Test pressure: rated working pressure 35.0Mpa, The vave was !u& #osedand test se uen#e #onsists o! three steps: 1$ % primar& pressure'hoding period o! 3 min. )*ressure: 3.12'3+.+Mpa$ 2$ % redu#tion o! pressure to -ero( 3$ % se#ondar& pressure'hoding period o! 15min. )*ressure: 3.?/'3.+/Mpa$the test resut !ound a##eptae. ave seat h&drostati# pressure test are per!ormed !or oth side. C. T98@; M%4;8M<T *898 T9 *82 %7%T9< T4T %4 *8 5.1 9>M%<;>%CT;88A4 *82 T4T *89C7;8: Test medium: pure water. Test Temperature: 8oom 21°C. Test pressure: 8ated working pressure 35.0Mpa. )MaBimum open#ose tor ue sha e ess than 133 <.M.as per stated atC7>@As test pro#edure$. The reak'awa& and running tor ues measured are0,+/,0 <.M and 5,3,5< .M respe#tive&: The operating tor ue are !ounda within the C7>@As spe#iD#ations. D. 76<%MC T4T %T 899M TM*8%T;8 %4 *8 %* +% >2.2.2.2: Test medium: pure water. Test Temperature: 21°C. %. >i the downstream end o! the vave with the test medium at 0.35Mpa )1E oress o! test pressure.$ F. %ppied the upstream side pressure o! the gate to the rated working pressure Reviewed ByApproved By Design Validation Test Procedure – BALLVALVE 35.0Mpa. C. 9pen the vave !u&, starting against the !u diGerentia pressure. *ressurewas maintained at a minimum o! 50 E o! the initia test pressure )aout1/.0Mpa$ during the opening. 7. Cose the vave !u& whie pressure was maintained within the imits o! thepre#eding step. . Feed the downstream pressure to 1 E or ess o! test pressure a!ter the vaveis !u& #osed. >. 8epeated step no. F to , the open'#ose #&#e were #arried out & 1+0 times. E. 76<%MC T4T %T M%=M;M 8%T7 TM*8%T;8 %4 *8 %*'+% >2.3.3.3 Test medium: nitrogen gas. 8ated maBimum temperature: 121°C. Testtemperature: 125.?°C. )Temperature variation during testing was essthan 0.5°C per min.$ Temperature measure instruments o#ation was veriDed on site anda##eptae. %. 4et up the vave in the right position o! test room, and started the heatingpro#ess, a!ter the measured temperature got to maBimum temperaturere uired and stae )variation ess than 0.5 HC per minute$, kepttemperature more than ha! hour. F. >i the downstream end o! the vave with the test medium at 0.35Mpa )1Eor ess o! test pressure.$ C. %ppied the upstream side pressure o! the gate to the rated workingpressure 35.0Mpa. 7. 9pen the vave !u&, starting against the !u diGerentia pressure. *ressurewas maintained at a minimum o! 50 E o! the initia test pressure )aout1/.0Mpa$ during the opening. . Cose the vave !u& whie pressure was maintained within the imits o! thepre#eding step. >. Feed the downstream pressure to 1E or ess o! test pressure a!ter thevave is !u& #osed. I. 8epeated step #'!. The aovementioned open'#ose #&#e were #arried out& 20 times %. I%4 F976 T4T %T M%=M;M 8%T7 TM*8%T;8 %4 *8 %* +% >2.3.3. 8ated temperature: 121HC. Test temperature :125.5HC Test medium: <itrogen gas. Test pressure: rated working pressure 35.0Mpa. Iate vave was in the partia& open position during testing. %pp& test pressure to rated working pressure 35.0Mpa, hed !or aminimum period o! 1 hr. Test pressure de#reased was !ound not more than 1.5Mpa. )3.+'3.0+Mpa$ Temperature variation during testing was ess than o.sJ# permin. Reviewed ByApproved By Design Validation Test Procedure – BALLVALVE G. I%4 4%T T4T %T M%=M;M 8%T7 TM*8%T;8 %4 *8 %* +% >2.3.3.5 The maBimum rated temperature is 121J#, Test temperature :125HC Test medium : <itrogen gas. The rated working pressure 35.0Mpa is maintained on the upstreamside o! the gate and reeased on the downstream side. Iate vave was #osed. %pp& test pressure to rated working pressure 35.0Mpa, hed !or aminimum period o! 1 hr. Test pressure de#reased was not more than1.5Mpa. )3.32'3+.+Mpa$ Temperature variation during testing is ess than o.sJ# per min. H. 9K *844;8 4%T T4T %T M%=M;M 8%T7 TM*8%T;8 %4 *8 %* 4%>2.3.3.+: The maBimum rated temperature is 121J# ,Test temperature :125HC Test medium : <itrogen gas . Test pressure 3.5Mpa )10E o! the rated$ was maintained on theupstream side o! the gate and reeased on the downstream side. Iate vave was #osed. %pp& test pressure, hod !or a minimum period o! 1 hr. Test pressure de#reased was not more than 0.15 Mpa).01'3.?Mpa$ Temperature variation during testing is ess than o.sJ# per min. I. 76<%MC T4T %T M<M;M 8%T 7TM*8%T;8 %4 *8 %* 4% >2.3.3.: Test medium: nitrogen gas. The minimum rated temperature is '2? HC ,Test temperature :'30AC)Temperature var iation during testing was ess than 0.5AC per min.$ Temperature measure instruments o#ation was veriDed on site anda##eptae %. 4et up the vave in the right position o! test room, and started the heatingpro#ess, a!ter the measured temperature got to maBimum temperaturere uired and stae)variation ess than 0.5 AC per minute$ , kept temperaturemore than ha! hour. F. >i the downstream end o! the vave with the test medium at 0.35Mpa )1 Eor ess o! test pressure.$ C. %ppied the upstream side pressure o! the gate to the rated working pressure35.0Mpa. 7. 9pen the vave !u&, starting against the !u diGerentia pressure. *ressurewas maintained at a minimum o! 50 E o! the initia test pressure )aout1/.0Mpa$ during the opening. . Cose the vave !u& whie pressure was maintained within the imits o! thepre#eding step. >. Feed the downstream pressure to 1E or ess o! test pressure a!ter the vaveis !u& #osed. I. 8epeated step #'!. The aovementioned open'#ose #&#e were #arried out & Reviewed ByApproved By Design Validation Test Procedure – BALLVALVE 20 times. ). I%4 F976 T4T %T M<M;M 8%T7 TM*8%T;8 %4 *8 %* 4% >2.3.3./ : The minimum rated temperature is '2? AC, Test temperature:'30AC Testmedium : <itrogen gas. Test pressure: rated working pressure 35.0Mpa. Iate vave was in the partia& open position during testing. %pp& test pressure to rated working pressure 35.0Mpa , hed !or aminimum period o! 1 hr. Test pressure de#reased was !ound not morethan 1.5Mpa .)3+.?'35.2Mpa $ Temperature variation during testing was ess than o.sJ# per min. *. I%4 4%T T4T %T M<M;M 8%T7 TM*8%T;8 %4 *8 %* 4% >2.3.3.?: The minimum rated temperature is '2?AC ,Test temperature :'30AC Test medium: <itrogen gas. The rated working pressure 35.0Mpa is maintained on the upstream side o! the gate and reeased on the downstream side. Iate vave was #osed. %pp& test pressure to rated working pressure 35.0Mpa , hed !or a minimumperiod o! 1 hr. Test pressure de#reased was not more than 1.5Mpa . )0.55'3?./Mpa$ Temperature variation during testing is ess than 9.4 AC per min. L. 9K *844;8 4%T T4T %T M<M;M 8%T7 TM*8%T;8 %4 *8 %* 4%>2.3.3.10: The minimum rated temperature is '2?AC ,Test temperature :'30AC Test medium: <itrogen gas . Test pressure 3.5Mpa )10E o! the rated$ was maintained on theupstream side o! the gate and reeased on the downstream side. Iate vave was #osed. %pp& test pressure, hod !or a minimum period o! 1 hr. Test pressure de#reased was not more than 0.15 Mpa )3.??'.01Mpa$. Temperature variation during testing is ess than 9.4AC per min. M. F976 *844;8 TM*8%T;8 C6C T4T %4 *8 %* 4% >2.3.3.11: Test medium: <itrogen gas. 8aised temperature to room temperature. %ppied test pressure 35.0Mpa at room temperature and maintain 50E to100E o! test pressure whie temperature in#reasing to maBimum. )%owaerange:121'312 AC $ od period 1hr minimum at test pressure. Reviewed ByApproved By
