JBZQ 4476-2006 焊接法兰(PN1)

免费标准下载网(w.feebz.enJB/ZQ 4476- 2006焊接法兰(PN1)代普JB/ZQ 4476- -1986焊爆接法兰的型式和尺寸见图1和表1。材料:Q235A其余孕s| s圈1标记示例:公称通径DN50的焊接法兰:法兰50 JB/ZQ 4476 -2006衰1mm公称通径钢管 Do蜴栓质量dDbHDN无缝I焊缝数量规格kg25| 34 33.5 13.5| 35 115 85 6824 M12 0.89324242.3 17.5 431401016M16 1.4044817.5 49150110 88184 M16| 1.71506(6017.561165125 102M162.09775.5 17.5 781851451222054 M16| 2.848089 88.5 17.5 91200160 1338 M16 3.241001111417.5116220180 15822MI6 | 4.01125140 140| 17.5 142250210| 1848 M16| 5.40| 168 165 22 170 285 240 2128| M20| 6.12219 -22 222340295| 268248| M20 8.24250| 273| -276395350320012] M20 I 10.7免费标准下载网w.feebz.net)JB/ZQ 4476- -2006裹|(编)mm公称遵松钢管 Do螺栓质量deD1dfbHN无缝焊縫数量|规格| kg00325一22328445400370281012 | M20 12.950377238152546030481216M20 15.3426一26 4305655158214M24| 19.848061556532020M24 21.0530535670620 : 58SM24| 25.0