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                                    產品類別

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                                    公稱通徑
                                    DNmm
                                    d L D
                                    I型 II型 PN1.0 PN1.6 PN2.5 PN4.0
                                    50 25 15 22 109 109 109 109
                                    65 38 15 22 129 129 129 129
                                    80 46 15 22 144 144 144 144
                                    100 72 15 24 164 164 170 170
                                    125 95 16 26 194 194 186 186
                                    150 114 19 29 221 221 226 226
                                    200 140 29 43 275 275 286 293
                                    250 188 29 43 330 331 343 355
                                    300 216 38 50 380 386 403 420
                                    350 263 41 52 440 446 460 477
                                    400 305 51 62 491 498 517 549
                                    450 356 51 62 541 558 567 574
                                    500 406 65 80 596 620 627 631
                                    600 482 70 90 698 737 734 750

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