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1 ASTM A105 ASME B16.5 SW RF SCH 40 ASME CL 150 1/2号202 ASTM A105 ASME B16.5 SW RF SCH 40 ASME CL 150 3/4号243 ASTM A105 ASME B16.5 SW RF SCH 40 ASME CL 150 1号244 ASTM A105 ASME B16.5 SW RF SCH 40 ASME CL 150 1.5 45号ASTM A105ASME B16.5 RF ASME CL 150 1/2号206 ASTM A105ASME B16.5 RF ASME CL 150 3/4号247 ASTM A105ASME B16 0.5 RF ASME CL 150 1号24Annex 1CS盲FlangesCS Flanges8 ASTM A105ASME B16.5 RF ASME CL 150 1.5 49号ASTM A105ASME B16.5 RF ASME CL 150 2号1210 CS SMLS A105 SCH80 API 5LGR B(6港铁长度)1 / 2号2 CS凸缘CS,SS管道,管件