公称通径
Nominal Diameter | 尺寸
Size | | DN | NPS | C | E1 | E2 | W | D | | sch80 | sch160 | | 6 | 1/8 | 6 | 10 | --- | 26 | 5 | 4 | | 8 | 1/4 | 6 | 15 | --- | 36 | 7 | 6 | | 8×6 | 1/4×1/8 | 6 | 15 | 10 | 31 | 5 | 4 | | 10 | 3/8 | 8 | 16 | --- | 40 | 10 | 8 | | 10×8 | 3/8×1/4 | 8 | 16 | 15 | 39 | 7 | 6 | | 15 | 1/2 | 8 | 20 | --- | 48 | 13 | 10 | | 15×10 | 1/2×3/8 | 8 | 20 | 16 | 44 | 10 | 8 | | 15×8 | 1/2×1/4 | 8 | 20 | 15 | 43 | 7 | 6 | | 20 | 3/4 | 10 | 21 | --- | 52 | 18 | 14 | | 20×15 | 3/4×1/2 | 10 | 21 | 20 | 51 | 13 | 10 | | 20×10 | 3/4×3/8 | 10 | 21 | 16 | 47 | 10 | 8 | | 25 | 1 | 10 | 25 | --- | 60 | 23 | 19 | | 25×20 | 1×3/4 | 10 | 25 | 21 | 56 | 18 | 14 | | 25×15 | 1×1/2 | 10 | 25 | 20 | 55 | 13 | 10 | | 32 | 1.1/4 | 12 | 25 | --- | 62 | 31 | 28 | | 32×25 | 1.1/4×1 | 12 | 25 | 25 | 62 | 23 | 19 | | 32×20 | 11/4×3/4 | 12 | 25 | 21 | 58 | 18 | 14 | | 32×15 | 1.1/4×1/2 | 12 | 25 | 20` | 57 | 13 | 10 | | 40 | 11/2 | 16 | 26 | --- | 68 | 36 | 32 | | 40×32 | 1.1/2×1.1/4 | 16 | 26 | 25 | 67 | 31 | 28 | | 40×25 | 1.1/2×1 | 16 | 26 | 25 | 67 | 23 | 19 | | 40×20 | 1.1/2×3/4 | 16 | 26 | 21 | 63 | 18 | 14 | | 40×15 | 1.1/2×1/2 | 16 | 26 | 20 | 62 | 13 | 10 | | 50 | 2 | 18 | 27 | --- | 72 | 47 | 40 | | 50×40 | 2×1.1/2 | 18 | 27 | 26 | 71 | 36 | 32 | | 50×32 | 2×1.1/4 | 18 | 27 | 25 | 70 | 31 | 28 | | 50×25 | 2×1 | 18 | 27 | 25 | 70 | 23 | 19 | | 50×20 | 2×3/4 | 18 | 27 | 21 | 66 | 18 | 14 | | 50×15 | 2×1/2 | 18 | 27 | 20 | 65 | 13 | 10 | | 65 | 2.1/2 | 20 | 38 | --- | 96 | 57 | 51 | | 65×50 | 2.1/2×2 | 20 | 38 | 27 | 85 | 47 | 40 | | 65×40 | 2.1/2×1.1/2 | 20 | 38 | 26 | 84 | 36 | 32 | | 65×32 | 2.1/2×1.1/4 | 20 | 38 | 25 | 83 | 31 | 28 | | 65×25 | 2.1/2×1 | 20 | 38 | 25 | 83 | 23 | 19 | | 65×20 | 2.1/2×3/4 | 20 | 38 | 21 | 79 | 18 | 14 | | 80 | 3 | 20 | 40 | --- | 100 | 70 | 63 | | 80×65 | 3×2.1/2 | 20 | 40 | 38 | 98 | 57 | 51 | | 80×50 | 3×2 | 20 | 40 | 27 | 87 | 47 | 40 | | 80×40 | 3×1.1/2 | 20 | 40 | 26 | 86 | 36 | 32 | | 80×32 | 3×1.1/4 | 20 | 40 | 25 | 85 | 31 | 28 | | 80×25 | 3×1 | 20 | 40 | 25 | 85 | 23 | 19 |
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