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OӋ˜ʣѭGB/T12233GB/T12235ANSIB16.34

YLȘ˜ʣѭGB/T1221HG/T 3704ASME B16.10

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DN NPS L L1 L2 D D1 D2 f b z-d
15 1/2 130 130 90 95 65 45 3 16 4-14
20 3/4 150 150 95 105 75 55 3 18 4-14
25 1 160 160 100 115 85 65 3 18 4-14
32 1 1/4 180 180 105 140 100 75 3 18 4-18
40 1 1/2 200 200 115 150 110 85 3 18 4-18
50 2 230 230 125 165 125 100 3 18 4-18
65 2 1/2 290 290 145 185 145 120 3 18 8-18
80 3 310 310 155 200 160 135 3 20 8-18
100 4 350 350 175 220 180 155 3 20 8-18
125 5 400 400 200 250 210 185 4 22 8-18
150 6 480 480 225 285 240 210 4 22 8-22
200 8 600 600 275 340 295 265 4 24 8-22
250 10 622 622 325 395 350 320 4 26 12-22

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