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GB∕T 51012-2014 铀浓缩工厂工艺气体管道工程施工及验收规范.pdf
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时间:2023-04-20

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GBT 51012-2014 铀浓缩工厂工艺气体管道工程施工及验收规范 GB 51012 2014 浓缩 工厂 工艺 气体 管道工程 施工 验收 规范
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Dff:zJs:-1-x+/ft:-5iE-XJl:XU I 3l 1kI 1lf*=ijUIS +3:*i!f A=1:0*1&tmTI*iMt i=:t m-ili.*/)WJ Bl%x _r$Bii fC 1 2 3 4 Jg,!nlJ.(1)*i!.(2)ilLn:f 4 fO!f J t-+8J till:c 4):i1!1JD I c 6)4.1-f.li_miE.(6)4.2 -=f-tJJ t!J.(6)4.3 ifijtf.(6)4.4 UMJ:ill C 8)4.5 fc)JD I C 8)4.6 JJli:f:Pi 1:!f!ti 8J :ii Hi fff!J c 1 1)4.7:Si:,m 1Jr.I I C 1 1)s WCitff.c 12)6:i 1.:1 x f&.c 2 1)8.2 l1tm:iit&.!lf.Z.c 2 1)8.3 CiJ:.C22)1 s.4 mmm c23)9 ifil!1Wr;t13 c21)1 o if ill1*JktiR c 2 9)11 j!gg.(30)12 _Ifi3:14 c 3 1)*m:m1mi .c 3 2)51 ffl f ft .(3 3)m=.gf;-x i.5t qJj.c 3 s)2 Contents 1 General prov1s1ons (I 2 Terms (2 3 Inspection of pipework components and materials (4)4 Machining of piping (6 4.1 General requirement 6 4.2 Pipe cutting 6 4.3 Bending fabrication.6 4.4 Flanging edge of pipe .(8 4.5 Machining of prefabricated pipe 8 4.6 Prefabricating of field welded and installed pipe(1 1)4.7 Machining of piping supporter and hanger (1 1)5 Sealing and preserving of prefabricated pipe (1 2)6 Welding of piping .(1:;)7 Installation of piping.(1 7)7.1 General requirement (l 7)7.2 Installation of prefabricated pipe.(l 8)7.3 Installation of field welded pipe.(l 9)7.4 Valve installation .(1 9)7.5 Expansion joint installation .(2 0)7.6 Piping supporter and hanger installation.(2 0)8 Inspection,examination and test for piping C 2 1)8.1 Visual inspection .(2 1)8.2 Examination of welded scam .(2 1)8.3 Test of prefabricated pipe .(2 2)3 8.4 Test for piping (2 3)9 Blowing and cleaning of piping (2 7)10 Painting and labeling of piping (2 9)11 Thermal insulation of piping (3 O)12 Hand-over and acceptance of engineering (3 1)Explanation of wording in this code (3 2)List of quoted standards C 3 3)Addition:Explanation of provisions (3 5)4 1 1.0.1 7Jt:filJl!.1Q:MlT_IZ1*11tmIBJJfgI,&,tJJfgI7J.lJZ-,ilEifimtii,1M5E*1Q:o 1.0.2*L:ffl-=f i&it ffi fJ 1 Pa 0.8MPa(G),i9:it rlfii.OC-80C l00C BMlmf _T t:t=c1f*m 0 1.O.3 11fi 1 Bj:19:-it X 14 El tt*41 ffl Bt,ill I*19:it lfl 1ft rPJ *ill tfj 45 00 x 14 0 1.o.4:r,m:tm g_ Et9N*J9T!111f m Et9nI,ill*iM mr EX:1Z m 11*141A fr,f s mt:mt 1t/F 1 1-=f*m B Jl!.5E 0 1.o.s I-z/=c f*m B n _T_ El 451:r*ill i1 it*Jl!.m B J ,ill%00 Cf fr ff 3C f 11 8 JE o 1 2*2.0.1:i1tJG1-4 pipework components mm*#$#offlmfil 1-tff1mx*1-t 0 2.0.2:JHgllJJX:f-4 piping components tt WC ilt 81 lf o 1!-f-,lf,1!JL,m Jl,l1fil 1-t,n Ez.n-ti ,1 tt tt ,mrt ffi*x ,fiE Jt ,ii rm ff fO 7t o pipe-supporting elements m!Ji 1-tfn m 1-t s Jf11,0 2.0.4 mlf iR-t C DN)components nominal size for pipework m#mR-t-#e1!o 2.0.5 hot bending 11n rBA Jjt ri T llfu w.Ac l Bt B 1*fF 0 2.0.6 cold bending 110 rlflt JJt fl:-r 11ili w.Ac,st sJ 1*fF 0 2.0.7 10 0%M Rf!t13:f&:%1 10 0%radiographic examination m-mm$ff mmMfn xt Wd!tHJi Bl *tlt t x tZ o random radiographic examination m-mm,ffmmm tMZ o leak test 2 2.0.10 ffij ii pressure test 11 1*1*71 fr&,xt ill zP-:tJa ffi,1J J J 81 ffi fJ,illsioc tn Flfi 81ii0 2.0.11;iffiii vacuum tightness test lit 11*MI 1J-JffiiJ Fn,f?1C MI*1#-5E 131+if at rBJ,*ffi iJ B 7t *U im*E8 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