1、法法兰兰规规格格及及选选用用螺螺栓栓、钢钢管管对对照照表表公公称称压压力力:1.0MPa1.0MPa序号公称直径法兰外径及壁厚螺栓规格钢管外径1DN2010514M12454252DN2511514M12454323DN3213516M16554384DN4014518M16554455DN5016018M16554576DN6518020M16604767DN8019520M16604898DN10021522M166541089DN12524524M1670813310DN15028024M2075815911DN20033524M2075821912DN25039026M20801227
2、313DN30044028M208012325公公称称压压力力:1.6MPa1.6MPa序号公称直径法兰外径及壁厚螺栓规格钢管外径1DN2010516M12504252DN2511518M12504323DN3213518M16554384DN4014520M16604455DN5016022M16654576DN6518024M16704767DN8019524M16704898DN10021526M167581089DN12524528M1680813310DN15028028M2080815911DN20033530M20851221912DN25040532M22901227313DN30046032M229012325