A 1 2 5 6 B C D E F G H I J K L M N O P Q R S T U V W 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 公称直径DN20253240506580100125150200250300350400450500外 径 ( D )PN690100012013014016018520523526031537043855355900PN10PN16105115135145160180195215245280335390440500565615670105115135145160180195215245280330605205800705密封台直径 ( D2 )PN65060708090110125145175200255310362412462518568PN10PN165565788510012013515518521026532036842848253258555657885100120135155185210265320373855608内径Do26333948.55871110135161222276328380429480534厚 度 ( b )PN61414161616161818202022242426282830PN101414161818202022242424262828303032PN161618182022242426282830323234384248孔 距 ( D1 )PN665759010011013015017020022528033539495550600PN107585100110125145160180210240295350400460515565620PN1675851001101251451601802102402953510470525585650孔 直 ( d )PN61212141414141818181818182323232323PN101414181818181818182323232323252525PN161414181818181818182323252525303034PN4444444888121212161616孔 数 量PN1044444448888121216162020PN144444888812121216162020PN60.0.1.11.221.351.672.482.3.944.476.078.0310.3重量PN10PN160.750.1.41.712.092.843.244.015.46.128.2410.712.90.881.171.622.613.453.714.86.477.9210.115.718.123.33140.255.112.4915.915.221.817.5924.420.6727.7
