GB,—GB,—in公称通径kg=.MPa公称通径kg=.MPa法兰外径螺栓孔距螺栓直径螺栓孔数法兰厚度法兰外径螺栓孔距螺栓直径螺栓孔数法兰厚度螺栓配套孔距对比表/DNDN螺栓孔距直径螺栓公称直径/DNDNM/DNDNMDNDN()M/DNDN()M/DNDN()MDNDN()M/DNDN()MDNDN()M/DNDN()MDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNJIS标准JIS标准JIS标准in公称通径kg=.MPa公称通径kg=.MPa公称通径kg=.MPa法兰外径螺栓孔距螺栓直径螺栓孔数法兰厚度法兰外径螺栓孔距螺栓直径螺栓孔数法兰厚度法兰外径螺栓孔距螺栓直径螺栓孔数法兰厚度/DNDNDN/DNDNDN/DNDNDNDNDNDN/DNDNDN/DNDNDNDNDNDN/DNDNDNDNDNDN/DNDNDNDNDNDNDNDNDNDN
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