公稱通徑和鋼管外徑.doc

公稱通徑和鋼管外徑A系列為國際通用系列（英制管），B系列為國內(nèi)沿用系列（公制管）DN(in)鋼管外徑DN(in)鋼管外徑DN(in)鋼管外徑NPSABNPSABNPSAB1015202532405065801001/23/415/43/225/23417.221.326.933.742.448.360.376.188.9114.314182532384557768910812515020025030035040045050060056810121416182024139.7168.3219.1273323.9355.6406.4457508610133159219273325377426480530630700800900100012001400160018002000283236404856711813914101612191422162618292032720820920102012201420162018202020閥門類型代號表閥門類型代號閥門類型代號閘閥截止閥節(jié)流閥球閥碟閥隔膜閥ZJLQDG旋塞止回閥和底閥安全閥減壓閥疏水閥管夾閥XHAYSGJ HG20593-97 板式平焊管法蘭 PN1.0注：A國際通用系列，B國內(nèi)沿用系列六角頭螺栓重量表規(guī)格(直徑長度)每千個螺栓重量(公斤)規(guī)格(直徑長度)每千個螺栓重量(公斤)不帶螺母帶螺母不帶螺母帶螺母M10302940M1480117142M10403546M1490129154M10504152M164092126M10604758M1650106140M12304157M1660122156M12404965M1670138172M12505874M1680154188M12606783M1690170204M12707692M16100185219M128085101M2050183245M14406994M2060205267M145081106M2070230292M146093118M2080255317M1470105130M2090279341M20100304366M22160548624規(guī)格(直徑長度)每千個螺栓重量(公斤)規(guī)格(直徑長度)每千個螺栓重量(公斤)不帶螺母帶螺母不帶螺母帶螺母M20110329391M2480388500M20120354416M2490424536M20130378440M24100459571M2260250326M24110495607M2270280356M24120531643M2280310386M24130566678M2290339415M24140602714M22100369445M24150637749M22110399475M24160673785M22120429505M2780519687M22130459535M2790564732M22140489565M27100609777M22150519595M27110654822M27120699867M3017011541388M27130744912M3018012101444M27140789957M3019012661500M