[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-665086-105":59,"doc-detail-665086-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","balance-drawings-petals-dished-end-weld-details-notes-inspection-requirements","balance-drawings - Petals, Dished End & Weld Details - Notes & Inspection Requirements","","Technical manufacturing and inspection notes for dished end components, including weld details for petal ends and chordal joints. Specifies size-related references, material requirements to ASME SA-516 Gr.70, preparation of cold-formed petals and top dish, requirements for development drawings and approval before manufacturing, and procedures for forming, weld edge prep, DP testing and 100% RT. Defines heat-treatment stress relief cycles, cooling/heating rates, soaking temperature/time, identification, trial assembly checks, and central-hole plugging. Includes tolerance limits, code references, template requirements, painting/primer, and ASME certification and inspection responsibilities by BHEL and appointed parties.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/balance-drawings-petals-dished-end-weld-details-notes-inspection-requirements/665086/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/balance-drawings-petals-dished-end-weld-details-notes-inspection-requirements/665086.png","ImageObject",300,407,{"name":92,"@type":93},"Ivy","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-29",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What material and code requirements apply to the dished end and welding?","Question",{"text":112,"@type":113},"Material is specified as SA-516 Gr.70 per ASME Section II Part-A, 2019, and construction code is ASME Section VIII Div.1, 2019. Weld-related requirements reference ASME and specified test standards in the notes.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which testing and inspection methods are required after forming and welding?",{"text":117,"@type":113},"The notes require DP testing for weld edge preparation and 100% RT for weld seams, along with PMI testing to ensure chemical properties. Central-hole plugging and inspection responsibilities are also specified.",{"name":119,"@type":110,"acceptedAnswer":120},"What heat-treatment stress relief cycle is required after forming?",{"text":121,"@type":113},"Dished ends must be stress relieved after forming using a defined cycle: controlled heating rates, cooling rates up to 400°C, specified soaking time and soaking temperature, followed by cooling in still air and placement on blocks in the furnace.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},665086,1793289012,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":129,"read_time":144},549758252649,"https://ap-avatar.wpscdn.com/avatar/8000253669c5317157?_k=1778319167496531819","2  \nON 9NIMva0  \n(  \nm  \nO  \nTOTOn-0T0-Ad-8  \n(PROFILE-2:1 ELLIPSOIDAL)  \nTABLE-1:  \n山  \n2  \n3  \n4  \n5  \n2400  \nSIZE OF PETAL 504-V-315 &607A~CFOR TENDER PURPOSE  \n(WELD DETAIL OF PETAL)SECTION X-X(WELD DETAIL OF CHORDAL JOINT)  \n3  \n3  \n\n| 03   | 504-V-802  \u003Cbr>(2438-PV-150)   | 7000   | 20   | 25   | 50   | 28   | ---   | --   | --   |  | 10618   |  |  | 2   | 2300   | 16   |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n| 02   | 504-V-607 A/B/C  \u003Cbr>(2438-PV-120)   | 6000   | 32   | 40   | 50   | 32   | ---   | --   | --   |  | 12700   |  |  | 3   | 2300   | 16   |  |  |  |  |  |  |\n| 01   | 504-V-315  \u003Cbr>(2438-PV-100)   | 5900   | 32   | 40   | 50   | 32   | ---   | --   | --   |  | 12300   |  |  | 2   | 2300   | 16   |  |  |  |  | 言。  \u003Cbr>影盖萝.三  \u003Cbr>5金  \u003Cbr>严二岛兽 言   |  |\n| S.No   |  EQUIPMENT NO   | ØDi   | t1  \u003Cbr>(MIN.)   | t2  \u003Cbr>(NOM.)   | SF   | t3   | BLANK  \u003Cbr>DIA  \u003Cbr>(ØX3)   | X1   | X2   |  | WEIGHT  \u003Cbr>(Kg.)   |  |  | QTY.   | CROWN  \u003Cbr>～ I.D   | ～N0.0F  \u003Cbr>PETALS  \u003Cbr>(max.)   |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  | REV NO.   |  | ZONE   | BRIEF RECORD OF REVISIONS   |  |  |  | PPD.   | CHD.   |  | APPD.   |  |  |\n\n3  \n4  \n5  \n6  \n7  \n8  \nNOTES:一  \n1.MATERIAL TO BE SA 516Gr.70 OF ASME SEC-Il PART-A;2019(SHALL COMPLY WITH TDC:PV-PL-TDC-011).  \n2.DISHED END TO BE PREPARED USING COLD FORMED PETALS WITH FOLLOWING SCOPE OF WORK.  \n[A]AT THE WORKS OF BHEL:PLATE TO BE SUPPLIED TO DISHED END VENDOR IN RECTANGULAR FORM(SUFFICIENT FoOR MAKING THE PETALS).BLANK IN CIRCULAR FORM(INCLUDING WELDING IF ANY)FOR MAKING THE TOP DISH (ie.CROWN)ALSO TO BE SUPPLIED TO DISHED END VENDOR.[B]AT THE WORKS OF DISHED END VENDOR:  \n(o)DETAL DRAWING SHOWNG THE DEVELOPMENT OF EACH PETAL,ToP DISH AND OTHER DEIALS NCLUDING AL ASCATED DMENSIONS (MEEING THE END DMENSON)T0 BE FURNISHED TO BHEL FOR APPROVAL BEFORE PROCEEDING FOR MANUFACTURING.  \nSKETCH OF PETAL AS SHOWN HERE IS FOR REFERENCE ONLY.BUT NO.OF PETALS AND CROWN DIA OF TOP DISHED ND TO BE KEPT SAME AS ALREADY SHOWN.(b)PROCEDURE DULY APPROVED BY BHELTO BE REFERED FoR MATERAL HANDLNG,MARKING,MATERAL CUTING,PROTECION WHLE FORMATON OF PETALS/DISH.  \n(c)cUTTING OF PETALS FROM THE RECTANGULAR PLATES(AS RECEVED FROM BHEL),FORMING OF PETALS&TOP DISH BY COLD FORMING.(d)WELD EDGE PREPARATION AS SHOWN IN X-X(FOR PETAL ENDS &TOP DISH),FOLOWING ACTMTIES NEED TO BE DONE.WELD EDGE PREPARATION TO BE DP TESTED.  \n(e)AFTER FORMING,ALL PETALS &TOP DISH TO BE 100%UT AS PER SA 578 LEVEL-C.(f)TRIAL ASSEMBLY TO CHECK THE FINISHED DIMENSIONS.INSPECTION REPORT SHOULD INDICATE THE PETALIDENTFICATION NOS.(SERIAL WISE)INCLUDING TOP DISH FOR A PARTICULAR DISHED END  \n(9)AFTER SUCCESSFUL TRAL ASSEMBLY,EACH PETALS &TOP DISH TO BE IDENTFED WTH UNIOUE IDENTFICATON N0.SO AS TO AVOIDANY AMBIGUITY AFTER GETTING T RECEIPT AT BHEL FOR PROCESSING FURTHER (.e.WELDING OF PETALS)TO MEET THE END DIMENSION.  \n[c]AT THE WORKS OF BHEL  \n(a)ARRANGING OF PETALS IN SEQUENCE INCLUSME OF TOP DISH TO MEET THE END DIMENSION.  \n(b)WELDNG OF PETALS &TOP DISH BY ASME QUALIFED WELDERS USNG WPS AND PQR(DULY ENDORSED BY A)AND GROUND FLUSH THE WELD.(c)D.P TEST OF WELD FOR BASE PLATE OF PETALS &TOP DISH TO BE CARRIED OUT FOLLOWED BY 100%RT.  \n(d)PMI TEST SHALL ALSO REQUIRED TO BE CARRIED OUT TO ENSURE CHEMICAL PROPERTIES OF THE WELD.  \n(e)PERFORMING OF HEAT TREATMENT AS PR THE APPROVED PROCEDURE.SEE NOTE-3 BELOW ALSO.  \n(f)COMPLETE DISHED END TO BE 100%UT AS PER SA 578 LEVEL-C.  \n(g)EDGE PREP.AT SF IS REQUIRED AS PER DETAL'A'SHOWN.  \n(h)INSIDE&OUTSIDE OF KNUCKLE AND EDGE PREPARATION TO BE DP TESTED FOLOWED BY 100%RT FOR WELD SEAM.  \n3.HEAT TREATMENT:-DISHED END TO BE STRESS RELEVED AFTER FORMING AS PER THE FOLOWNG CYCLE.(a)RATE OF HEATING:MAXIMUM 210&130 C/HR(ABOVE 400C)-FOR TH","cbCainvWLkjpfdnh","https://ap.wps.com/l/cbCainvWLkjpfdnh","pdf",10258116,11,"English","# Notes\n## Material and preparation requirements\n## Forming and welding procedures\n## Heat treatment stress relief cycle\n## Inspection, testing and certification\n## Tolerances, painting and documentation","[{\"question\":\"What material and code requirements apply to the dished end and welding?\",\"answer\":\"Material is specified as SA-516 Gr.70 per ASME Section II Part-A, 2019, and construction code is ASME Section VIII Div.1, 2019. Weld-related requirements reference ASME and specified test standards in the notes.\"},{\"question\":\"Which testing and inspection methods are required after forming and welding?\",\"answer\":\"The notes require DP testing for weld edge preparation and 100% RT for weld seams, along with PMI testing to ensure chemical properties. Central-hole plugging and inspection responsibilities are also specified.\"},{\"question\":\"What heat-treatment stress relief cycle is required after forming?\",\"answer\":\"Dished ends must be stress relieved after forming using a defined cycle: controlled heating rates, cooling rates up to 400°C, specified soaking time and soaking temperature, followed by cooling in still air and placement on blocks in the furnace.\"}]","balance-drawings - Petals, Dished End & Weld Details - Notes & Inspection Requirements | PDF",28]