管径
![管径公英制对照表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=4260103044,115682966&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=564)
管径公英制对照表
图片尺寸718x810![管径对照表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=1114598454,2244247652&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=750)
管径对照表
图片尺寸668x1002![对于钢筋混凝土(或混凝土)管,粘土管,耐酸陶瓷管等管道,管径应以内径d](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=826276607,2408493108&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=708)
对于钢筋混凝土(或混凝土)管,粘土管,耐酸陶瓷管等管道,管径应以内径d
图片尺寸920x1302![管径公制及英制的对照表](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=237845571,2284824703&fm=253&fmt=auto&app=138&f=JPEG?w=622&h=500)
管径公制及英制的对照表
图片尺寸718x577![油烟机排烟管通用变径,管径不同轻松对接,直径80mm到200 - 抖音](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=3605792804,1337606493&fm=253&fmt=auto&app=138&f=JPEG?w=760&h=760)
油烟机排烟管通用变径,管径不同轻松对接,直径80mm到200 - 抖音
图片尺寸800x800![公称通径与英制单位,pe给水管,钢管对应关系及表达方式(附常用管径](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=2284511168,109202836&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=643)
公称通径与英制单位,pe给水管,钢管对应关系及表达方式(附常用管径
图片尺寸950x1222![钢管公称直径(英寸与毫米对照表)](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=2224026725,492171488&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=708)
钢管公称直径(英寸与毫米对照表)
图片尺寸920x1302![碳钢管管径对照表](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=4062705662,2501904356&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=605)
碳钢管管径对照表
图片尺寸735x890![管道尺寸对照表](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=1734264252,3549184938&fm=253&fmt=auto&app=138&f=JPEG?w=667&h=500)
管道尺寸对照表
图片尺寸1080x810![阀门通径dn与管径尺寸对照表](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=4000954450,1830237452&fm=253&fmt=auto&app=138&f=JPG?w=500&h=708)
阀门通径dn与管径尺寸对照表
图片尺寸920x1302![公制管英制管内外径规格对照表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=4136410957,3761625087&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=775)
公制管英制管内外径规格对照表
图片尺寸726x1125![管径单位对照表](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=1175404118,710159462&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=863)
管径单位对照表
图片尺寸592x1022![阀门通径dn与管径尺寸对照表docx3页](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=1014280852,4194322587&fm=253&fmt=auto&app=138&f=GIF?w=500&h=707)
阀门通径dn与管径尺寸对照表docx3页
图片尺寸792x1120![管径换算表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=706131268,1507167768&fm=253&fmt=auto&app=138&f=JPEG?w=360&h=500)
管径换算表
图片尺寸693x963![管道公称直径外径对照表](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=170303522,2149293044&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=708)
管道公称直径外径对照表
图片尺寸800x1132![钢管直径对照 管径 理论重量](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=1747181401,880211115&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=594)
钢管直径对照 管径 理论重量
图片尺寸870x1033![公称通径dn和钢管外径φ对照表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=347069660,1752045685&fm=253&fmt=auto&app=138&f=JPEG?w=718&h=435)
公称通径dn和钢管外径φ对照表
图片尺寸718x435![英制,公制管径对照表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=1448740363,537313614&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=707)
英制,公制管径对照表
图片尺寸1654x2340![管线管 英制尺寸对照表](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=975443684,2007261392&fm=253&fmt=auto&app=138&f=PNG?w=763&h=500)
管线管 英制尺寸对照表
图片尺寸2277x1493![各种管材公称直径与外径对照表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=1068684576,1897087356&fm=253&fmt=auto&app=138&f=PNG?w=500&h=334)
各种管材公称直径与外径对照表
图片尺寸1200x801