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???????D673H/F
?????????DN50~800mm
?????????1.3??10-5Pa??3??105Pa
????????????-25?桫+150??
????????????C??????????P4??P6??
????????????
???????:GB???\ANSI???
???????GB/12238??API609
???????GB12221??ANSI B16.10 ANSI??B16.5(2-24")
?????????磺GB/9113??JB/T79 ANSI B16.47(26-32")
??????飺JB/T9092 ??API598
???????

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       ????????J?ε????????????????ν????????,???????????????425?????? ????????????????????????????????????????????????????????????????á??÷???????????,??????????????????ò??????????????????????????????????????????????????????????????????????GB/T13927-92???????????????

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1?????????????????????????????弸????????????????????????
2????????ò?????????????н?????????????????????,????????????????????????????????????????????????????????????????
3?????????????????????????????????????????????
4????????????笼??????????????????????С??
5???????????????????????????????????????????????λ??????,?????κη??????
6?????????????λ?????90???180?????,?????????á?



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??????? DN50~800mm
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??????? AT??С?GT??С?AW??С?????????????
??????? ????á?????????????λ??
?????? ?????????????????????????????
??????? 16??25??40bar????????????????????????
?????? ?????:4~8bar????????:5~8bar
??????? W1:-40~180?桢W3??-30~425?桢W4??-40~425??
??????? ?????:-20~80??
??????? ????C??????????P4??P6??
?????? ??????????F????????????H?????????Y??

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??? ??????? ???? ??? ??????? ????
C P4 P6 C P4 P6
1 ????????? 1Gr18Ni9Ti 1Gr18Ni9Ti 1Cr18Ni12Mo2Ti 11 ???? WCB ZG1Cr18Ni12Mo2Ti ZG1Cr18Ni12Mo2Ti
2 ???? WCB 1Gr18Ni9Ti ZG1Cr18Ni12Mo2Ti 12 ???? 1Cr13 1Gr18Ni9Ti 1Cr18Ni12Mo2Ti
3 ??? 1Gr18Ni9Ti 1Gr18Ni9Ti 1Cr18Ni12Mo2Ti 13 ??????? WCB WCB WCB
4 ???? PTFE.?????+?????ī 14 ?? 45 45 45
5 ??? 1Gr18Ni9Ti 1Gr18Ni9Ti 1Cr18Ni12Mo2Ti 15 ???? PTFE.???????
6 ???? WCB ZG1Cr18Ni12Mo2Ti ZG1Cr18Ni12Mo2Ti 16 ???? PTFE.?????ī
7 ????? 45 1Gr18Ni9Ti 1Cr18Ni12Mo2Ti 17 ??? WCB ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
8 ??? WCB ZG1Cr18Ni12Mo2Ti ZG1Cr18Ni12Mo2Ti 18 ??????? ????????
9 ??? PTFE.?????+?????ī 19 λ?????? ????
10 ???? PTFE.???????

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??????γ??-PN16??16bar??
???????[DN] ???γ?? ?????? ????????
L L1 L2 H D N-D
50 43 159/211 83/95 277/205 125 4-18 ATD63/ATE75
65 46 211/248 95/107 287/315 145 4-18 ATD75/ATE88
80 46 248/269 107/123 365/375 160 8-18 ATD88/ATE100
100 52 269/315 123/141 420/436 180 8-18 ATD100/ATE115
125 56 315/345 141/152 436/462 210 8-18 ATD115/ATE125
150 56 345/409 152/172 466/543 240 8-22 ATD125/ATE145
200 60 409/438 172/187 593/665 295 12-22 ATD145/ATE160
250 68 436/559 187/215 682/752 355 12-26 ATD160/ATE190
300 78 550/600 215/240 725/772 410 12-26 ATD190/ATE210
350 78 600/633 240/262 832/880 470 16-26 ATD210/ATE240
400 102 633/730 262/330 862/968 525 16-30 ATD240/ATE270
450 114 633 262 945/1005 585 20-30 ATD240/ATE25
500 127 730 300 1058/1060 650 20-33 ATD270/ATE25
600 154 1320/1970 440/480 1108/1195 770 20-36 ATD25/ATE28
700 165 1430/2700 480/560 1170/1255 840 24-36 ATD28/ATE35
800 190 1430/2700 480/560 1325/1365 950 24-39 ATD25/ATE35

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