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1、附录A管材规格尺寸A.0.1胶圈电熔双密封聚乙烯复合管材（图A.0.1）的规格尺寸应符合表AQI的规定。1一直管端；2限位台；3一位移补偿区；4密封槽及胶圈；5电热熔区图A.0.1胶圈电熔双密封聚乙烯复合管材表A.0.1胶圈电熔双密封聚乙烯复合管材规格尺寸公称外径勰平均外径及允许偏差mm公称压力MPa1.01.62.02.5最人壁厚nm5050+12o5.56.56363+1205.56.57575+*5.06.06.59090+1J5.56.07.0110110+1505.57.07.08.5160160+2g6.59.09.511.0200200+2g7.09.510.512.525025
2、0+2g10.512.013.515.0315315+2%11.513.015.018.0355355+2g12.014.017.020.0400400+3g12.515.018.0450450+3J14.019.021.5500500+3g15.521.024.0630630+3S23.030.0710710+3*27.036.0800800+3.330.042.0附录B管件规格尺寸B.0.1胶圈电熔双密封承口（图BQl）的规格尺寸应符合表BQl的规定。dem一承口平均外径；dsm一承口熔区平均内径；L一承口插入深度;L2一电熔区长度；L3一位移补偿区长度图IMM胶圈电熔双密封承口结构示意图
3、表B.0.1胶圈电熔双密封承口规格尺寸（mm）公称外径4承口最小平均外径dem,min承口熔区平均内径及允许偏差dsm承口插入最小深度L,min电熔区最小长度,min位移补偿区最小长度L3,min506350+o4o953015637863+o4o1003020759375+05012035259011090+os01303525110135ll+o5o140402516019316O+o6o15540352002382OO+o6o1755035250295250+o7o1855535315370315+o7o2106540355413355+o8o2306550400465400+o8o25
4、08555450525450+10029010555500570500+loo3201206063071063O+12o3401406071081571O+15o390165708009108OO+15o41518070B.0.2胶圈电熔双密封等径直通管件（图B.0.2）的规格尺寸应符合表B.0.2的规定。L一管件长度图B.0.2胶圈电熔双密封等径直通管件结构示意图表B.0.2胶圈电熔双密封等径直通管件规格尺寸（mm）公称外径dr管件最小长度Umin公称外径dn管件最小长度L,min50195315430632053554707524540051090270450600110285500650
5、160320630750200365710795250380800850注：承口结构尺寸应彳守合附录表B.0.1的规定。B.0.3胶圈电熔双密封三通管件（图B.0.3）的规格尺寸应符合表B.0.3的规定。（a）双承尾插（b）双承丁插demi一插I1平均外径：L一管件长度；一插口长度：L一丁字端长度图B.0.3胶圈电熔双密封三通管件结构示意图表B.0.3胶圈电熔双密封三通簧；件规格尺寸（mm）公称外径4管件最小长度L,min插口平均外径及允许偏差deml插口最小长度L%min丁字端最小长度L5,min一502805O+o4o1051406330063+0401101507537075+o5o12
6、5180904159O+o5o13520011043511O+o5o14021516052016O+o5o165270200620200+o6o18031025070025O+o7o195350315850315+070215430355880355+0802354604001070400+o8o2655404501075450+1003206305001125500+loo335650630132563O+12o340750710150071O+15o3908008001630800+15o415865注：1承口结构尺寸应符合附录BQl的规定;2dn50-dn400规格尺寸及结构应符合图图B
7、O3规定，d450d800规格尺寸及结构应符合图图BO3(b)的规定。3异径三通插口最小长度Li根据实际承口插入深度，管件尺寸允许调整.B.0.4胶圈电熔双密封45、90弯头管件图(B.0.4)的规格尺寸应符合表B.0.4的规定。注：插口平均外径demi及插口最小长度,min的结构尺寸应符合表BQ3的规定。图B.0.4胶圈电熔双密封45。、90。弯头管件结构示意图表B.0.4胶圈电熔双密封45。、90。弯头管件规格尺寸(Inm)公称外径分90。弯头管件最小长度L,min45。弯头管件最小长度L.min50140125631551357518016090200175110215185160270
8、225200310255250355290315430330355460350400540420450580435500590445630765570710890630800975675注：1承口结构尺寸应符合附录BO.1的规定。2dn450dr800规格仅有双承弯头管件。B.0.5胶圈电熔异径直通管件（图B.0.5）的规格尺寸应符合表B.0.5的规定。a）变径端插口b）变径端电熔承口L一管件长度注：插口平均外径demi及插口最小长度lvmin的结构尺寸应符合表BO3的规定。图B.0.5胶圈电熔异径直通管件结构示意图表B.0.5胶圈电熔异径直通管件规格尺寸（mm）规格公称外径册公称外径役管件最
9、小长度L,min规格公称外径“公称外径4管件最小长度L,min63/506350230315/20031520045575/637563230315/16031516045575/507550230315/11031511044590/759075290355/31535531552090/639063235355/25035525052090/509050235355/200355200520110/9011090310400/355400355560110/7511075310400/315400315540160/110160110355400/250400250530160/90160
10、90355400/200400200530160/7516075355450/400450400600200/160200160385450/355450355600200/110200110385500/450500450650200/9020090385500/400500400650200/7520075385630/500630500730250/200250200425630/450630450730250/160250160425710/630710630800250/110250110425710/500710500800250/9025090425800/71080071087
11、5315/250315250455800/630800630875注：1承口结构尺寸应符合附录B.0.1的规定。2霖63dr250系列结构可参照图B.0.5a）规定，dz315dz800系列结构可参照图B.0.5b）的规定。B.0.6胶圈电熔双密封法兰管件（图B.0.6）的规格尺寸应符合表B.0.6的规定。金八上4xJL,-L-D法兰外径；H法兰厚度；L管件长度；L1承口插入深度；L2电熔区最小长度图B.0.6胶圈电熔双密封法兰管件示意图表B.0.6胶圈电熔法兰管件规格尺寸（mm）公称外径dn法兰外径及允许偏差D管件最小长度L,min承口插入最小深度L,min电熔区最小长度,2,min法兰厚度及允许偏差H5090280753018263105280753018275II62908540182901322989040182110160210595452521602152118IlO50282200265212812060302250320213512560342315385214513565363355435315014085383
