450500600螺纹MM20M20M24M24M27M24M27M30M33M39×3M36×3M42×3M48×3M52×3M56×3M64×3M70×3M76×3M90×3螺柱数量
44444888881212121616161616163螺柱长度LZR125130150150160165180200220265280310355395420465505550630LZM120125145145155160175195215260275305350390415460500545625LZJ125135150150160170180205220270285320365415445490535580665
f表A027PN260MpaDN≤600mm法兰配用螺栓长度表mm
公称通径NPS（i
）123411141122212345681012DN1520253240506580100125150200250300螺纹MM20M20M24M27M30M27M30M33M39×3M45×3M52×3M52×3M64×3M70×3螺柱数量
44444888888121212螺柱长度LZR140145160175195200220245275315365400500550LZM135140155170190195215240270310360395495545LZJ145145160175195200225250285330375420525580
4
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