1、平焊法蘭尺寸(1.0M Pa)公管子法蘭螺，卜全稱外外螺栓連接連接法蘭螺栓數螺螺通孔中凸出凸出厚度孔直量栓栓徑徑徑心圓部分部分徑長重直徑直徑高度個度量(Dn)（。）(D)0)(D2)fbdmmkg101490604021214412>400.281151895654521214412>400.2812025105755521414412X450.32532115856521414412*450.332381351007821618416X500.60140451451108531818416X550.635505716012510031818416X550.635657318014

2、512032018416X600.669808919516013532018416X600.66910010821518015532218816X651.40412513324521018532418816X701.47215015928024021032423820X702.49817519431027024032423820X702.49820021933529526532423820X702.49822524536532529532423820X702.498250273390350320326231220X753.906300325440400368428231220X804.0653

3、50377500460428428231620X805.42400426565515482430251622X857.112450478615565532430252022X858.89500529670620585432252022X908.89600630780725685536302027X10517.595平焊法蘭尺寸(1.6MPa)公管子法蘭螺拴螺栓連接連接法蘭螺栓數螺螺稱外外孔中凸出凸出厚度孔直量栓栓通徑徑心圓部分部分徑長重徑直徑直徑高度個度量(Dn)(D。)(D)0)3fbdmmkg101490604021414412 >450.3151895654521414412 &g

4、t;450.32025105755521614412X500.3192532115856521814412X500.31932381351007821818416X550.63540451451108532018416X600.669505716012510032218416X650.702657318014512032418416X700.736808919516013532418816X701.47210010821518015532618816X701.47212513324521018532818816X751.5415015928024021032823820X802.7117519

5、431027024032823820X802.71200219335295265330231220X854.38225245365325295330231220X854.38250273405355320332251222 X905.334300325460410375432251222 X905.334350377520470435434251622 X957.62400426580525485438301627X10514.076450478640585545442302027X11518.56500529705650608448342030X13024.93600630840770718

6、550412030X14026.12平焊法蘭尺寸(2.5MPa)公管子法蘭螺栓稱外外螺栓連接連接法蘭螺栓數螺螺通孔中凸出凸出厚度孔直量栓栓徑徑徑心圓部分部分徑長重直徑直徑高度個度量(Dn)(D。)(D)3)(D2)fbdmmkg101490604021614412X500.319151895654521614412X500.3192025105755521814412X500.3192532115856521814412X500.31932381351007822018416X600.66940451451108532218416X650.702505716012510032418416X70

7、0.736657318014512032418816X701.472808919516013532618816X701.472100108230190160328820X802.7112513327022018833023822X853.556150159300250218330251222X853.556175194330280248332251222X905.334200219360310278332251222X905.334225245395340302334251227 X1009.981250273425370332334301227 X1009.98130032548543039

8、0436301627 X10514.076350377550490448442301630 X12018.996400426610550505444341630 X12018.996450478660600555448342030 X13024.93500529730660610452342036 X15041.45梯槽面平焊法蘭尺寸(1.6MPa)公管子法蘭螺栓稱外外螺栓連接連接法蘭螺栓數螺栓螺栓重通孔中凸出凸出厚度孔直量長度量徑徑徑心圓部分部分徑直徑直徑高度個mmkg(Dn)(D0)(D)(D1)(D2)fbd10144-12*5015144-12*5020164-12*5525184-1

9、2*6032184-12*65402016*65502216*70652416*70802416*751002616*801252816*851502820*901752820*902003020*952253020*952503222*1003003222*1003503422*1054003827*1154504227*1305004830*1406005036*150公管子法蘭螺栓稱外外螺栓連接連接法蘭螺栓數螺栓螺栓通孔中凸出凸出厚度孔直量長度重量徑徑徑心圓部分部分徑直徑直徑高度個mmkg(Dn)(D。)(D)(D1)(D2)fbd1015202532405065801001251501

10、75200225250300350400樣槽面平焊法蘭尺寸(2.5MPa)450500600對焊法蘭尺寸公管子法蘭螺栓稱外外螺栓連接連接法蘭螺栓數螺螺通孔中凸出凸出厚度孔直量栓栓徑徑徑心圓部分部分徑長重直徑直徑高度個度量(Dn)(D0)(D)(Di)(D2)fbdmmkg常用中低壓法蘭及緊固件材料名稱壓力(Mpa)300C以下350C以下400C以下425C以下450C以下451520 c521600 c法蘭1.5、2.5A3鋼：20、25、15MNV15MNMOVCR5MO12movwb sireCr5mo 12cr1mov4.0、6.4螺栓雙1.6、2.5鋼：3、4;鋼：25、35;40mnvb