1、 API 6D API 6D ,2014.:1 2015.1,2014 2,2014 Specification for Pipeline and Piping Valves API SPECIFICATION 6D TWENTY-FOURTH EDITION,AUGUST 2014 EFFECTIVE DATE:AUGUST 1,2015 ERRATA 1,OCTOBER 2014 ERRATA 2,DECEMBER 2014This Standard has been translated by the Scientific and Industrial Valve Manufacture
2、rs Association with the permission of the American Petroleum Institute(API).This translated version shall not replace nor supersede the English language version which remains the official version.API shall not be responsible for any errors,discrepancies or misinterpretations arising from this transl
3、ation.No additional translation or reproduction may be made of the Standard without the prior written consent of API.-(API).,.API ,.API.Copyright 2014 .API 6D ,.,;,.,.,.,.,.,.API -.,API,.API ,API.,.Copyright 2014 .API 6D .,-,.:API Publishing Services,1220 L Street,N.W.,Washington,D.C.20005.Copyright
4、 2014 .API 6D ,-,-,.,.:,.:,.API,.,American Petroleum Institute,1220 L Street,N.W.,Washington,D.C.20005.,.API,.API,(202)682-8000.API API,:1220 L Street,N.W.,Washington,D.C.20005.,API,1220 L Street,NW,Washington,DC 20005,standardsapi.org.Copyright 2014 .API 6D .ii .iii 1 .1 1.1 .1 1.2 1.3 .1 1.4,.1 2
5、.2 3,.4 3.1 .9 3.2 .9 3.3 9 4 .10 4.1 .10 4.2 .10 5 .12 5.1 .12 5.2 .12 5.3 .13 5.4 .13 5.5 .14 5.6 .14 5.7 .14 5.8 .15 5.9 .16 5.10 .16 5.11 ,.17 5.12,.17 5.13 -.17 5.14 .18 5.15 .18 5.16 .18 5.17 .18 5.18,5.19 .19 5.20 .19 5.21 ().20 5.22 .20 5.23 .6 .20 6.1 .20 6.2 .20 6.3 .21 6.4 .21 6.5 .21 6.6
6、 .21 6.7 .22 6.8 .22 6.9().23 6.10 .23 7 .23 7.1 .23 7.2 /.23 7.3 .24 7.4 .24 7.5.25 7.6 .26 8 .26 Copyright 2014 .API 6D 8.1 .26 8.2 .26 8.3 ,.27 8.4 ,.27 8.5 .28 8.7 .28 8.8 .28 9 .28 9.1 .28 9.2 .29 9.3 .29 9.4 .30 9.5 .32 9.6 .32 5.7 .32 10 /.32 11 .32 12 .34 13.35 13.1 .35 13.2,.36 14 .36 14.1
7、.36 14.2 ,.36 A()API API.37 B().41 C().56 D().76 E()API 20 .77 F()78 G().81 H().85 I(),.90 J()()-.92 K().97 L().100 M().102 N().103 O().104 .108 Copyright 2014 .API 6D 1 .15 2 -.16 3 V-.25 4 V-.25 5 ,.34 B.1 /.42 B.2/.43 B.3 .44 B.4 .45 B.5 .46 B.6 .47 B.7 .48 B.8 .49 B.9 .50 B.10 .51 B.11 .52 B.12
8、.53 B.13 .54 B.14 .55 F.1 ().78 F.2 ().79 K.1 A.97 K.2 B.97 K.3 A.98 K.4 B.98 K.5 A.98 K.6 B.98 L.1 .100 L.2 .101 L.3 .101 L.4 .101 1 .11 2 /.17 3 ().22 4 .29 5 .30 6 .30 7 .33 8 .36 C.1 (A),(B)Copyright 2014 .API 6D (C).57 C.2 -(A),(B)(C).61 C.3 -(A),(B)(C).67 C.4 ,-(A),(B)(C).72 C.5 ,.75 D.1 .76 H
9、.1 .86 J.1 .92 J.2,/().94 J.3 .95 J.4 .96 K.1 .99 O.1 .106 Copyright 2014 .API 6D API 6D ,1,2 3.API 6D ,API 6D.,.,.Copyright 2014 .API 6D 1 1.1 ,.,API 6DSS ,2 500.,API,API,.B,C,D,E,F,G,H,I,J,K,L,M,N,O .1.2 1.2.1 USC().,.,USC,(),.1.2.2 ,(),ASTM E29 ISO 80000-1,Annex B,A.1.3 ,.,.1.4,(),:-.8.1;-7;-6.1;
10、Copyright 2014 .API 6D -/,.2 ().,.,().API Std.6DX,API Spec.6FA,API Spec.6FD,API Std 607,90 ASME B1.20.1 1,()ASME B16.5,:NPS 1/2 24 ASME B16.10,ASME B16.25,ASME B16.34,ASME B16.47,:NPS 26 60 /ASME B31.3,ASME B31.4,2013 ASME B31.8,ASME (),II:,D:,2013 ASME (),V:,2013 ASME (),VIII:;1:,2013 ASME (),VIII:
11、;2:,2013 ASME (),IX:,2013 ASNT SNT-TC-1A 2,No.SNT-TC-1A Copyright 2014 .API 6D ASTM A320 3,ASTM A370,ASTM A578A/A578M,.ASTM A609/A609M,AWS QC1 4,EN 287-1 5,1:EN 10204,ISO 148-16,1:ISO 228-1,1:,ISO 5208:2008,ISO 6892-1,1:ISO 9606-1,1:ISO 9712,ISO 10474,ISO 10497,IS015156(),H2S ISO 15607,ISO 15609(),I
12、SO 15614-1,1:ISO 15614-7,7:ISO 80000-1:2009,-MSS SP-44 7,MSS SP-55,-NACE MR0103 8,NACE MR0175(),-.Copyright 2014 .API 6D )1ASME International -,2 Park Avenue,New York,New York 10016-5990,www.asme.org.2 ASNT ,P.O.Box 28518,1711 Ariingate Lane,Columbus,OH 43228,www.asnt.org.3)ASTM International,100 Ba
13、rr Harbor Drive,West Conshohocken,PA 19428-,www.astm.orgB 4)American Welding Society ,8669 NW 36 Street,#130,Miami,Florida 33166-6672,www.aws.org.5)CENEuropean Committee for Standardization,Avenue Marnix 17,B-1000 Brussels,Belgium,www.cen.eu.6)International Organization for Standardization,ISO 1,ch.
14、de la Voie-Creuse,Case postale 56,CH-1211 Geneva 20,Switzerland,www.iso.org.7 Manufacturers Standardization Society of the Valve and Fittings Industry,Inc.,127 Park Street,NE,Vienna,Virginia 22180-4602,www.mss-.8 NACE International(-),1440 South Creek Drive,Houston,Texas 77084-4906,www.nace.org.Copy
15、right 2014 .API 6D Copyright 2014 .API 6D 3,.3.1.1 ,.3.1.2 .3.1.3 ,.3.1.4 ,.3.1.5 3.1.6 ,.,.3.1.7 ,.3.1.8 ,3.1.9 .3.1.10 ,DBB ,.:,.(3.1.11).3.1.11 ,DIB ,:.Copyright 2014 .API 6D 3.1.12 ,.1 ,.2 .3.1.13 ,Copyright 2014 .API 6D 3.1.14 Kv 5 C(40 F)40 C(104 F),0,1 (1;14.5 ):Kv ,().:Kv Cy,USC()15,6 C(60 F
16、)1 ,(1):(1)3.1.15 ,.3.16 ,3.1.17 ,/3.1.18 MPD ,31.19 ()NPS ,.:NPS .3.1.20 DN ,.:()DN,.Copyright 2014 .API 6D 3.1.21 ,3.1.22 ,/API Q1 ISO 9001,.3.1.23 ,/3.1.24 ,()1 ().2 ,3.1.25 /,/3.1.26 ,3.1.27 3.1.28 3.1.29 3.1.30 (P-T),ASME B16.34,.ASME .-:159,300,400,600,900,1500,2500.:PN(),.3.1.31 ,/.Copyright 2014 .API 6D 3.1.32 ,.3.1.33,3.1.34 ,.3.1.36 ,.3.1.37 ,.3.1.38,/Copyright 2014 .API 6D 3.1.39 ,3.1.40,3.1.41 ,.3.1.42 ,3.1.43 3.1.44 ,3.1.45 ,3.1.46 ,3.1.47 ,.1 ,.2 .3.1.48 .3.1.49 ,.3.1.50 ,.Copyrigh