Drawing:
Standard: GB 12459, GB/T 13401, SH 3408, SH 3409, HG/T 21635, HG/T 21631, SY/T 0510, ASME B16.9
公称通径 Nominal Pipe Size | 中心至端面 Center to End | 公称通径 Nominal Pipe Size | 中心至端面 Center to End | ||||
DN | NPS | C | M | DN | NPS | C | M |
15 | 1/2 | 25 | 25 | 450 | 18 | 343 | 343 |
20 | 3/4 | 29 | 29 | 450x400 | 18x16 | 330 | |
20x15 | 3/4x1/2 | 29 | 450x350 | 18x14 | 330 | ||
25 | 1 | 38 | 38 | 450x300 | 18x12 | 321 | |
25x20 | 1x3/4 | 38 | 450x250 | 18x10 | 308 | ||
25x15 | 1x1/2 | 38 | 450x200 | 18x8 | 298 | ||
32 | 11/4 | 48 | 48 | 500 | 20 | 381 | 381 |
32x25 | 11/4x1 | 48 | 500x450 | 20x18 | 368 | ||
32x20 | 11/4x3/4 | 48 | 500x400 | 20x16 | 356 | ||
32x15 | 11/4x1/2 | 48 | 500x350 | 20x14 | 356 | ||
40 | 11/2 | 57 | 57 | 500x300 | 20x12 | 346 | |
40x32 | 11/2x11/4 | 57 | 500x250 | 20x10 | 333 | ||
40x25 | 11/2x1 | 57 | 500x200 | 20x8 | 324 | ||
40x20 | 11/2x3/4 | 57 | 550 | 22 | 419 | 419 | |
40x15 | 11/2x1/2 | 57 | 550x500 | 22x20 | 406 | ||
50 | 2 | 64 | 64 | 550x450 | 22x18 | 394 | |
50x40 | 2x11/2 | 60 | 550x400 | 22x16 | 381 | ||
50x32 | 2x11/4 | 57 | 550x350 | 22x14 | 381 | ||
50x25 | 2x1 | 51 | 550x300 | 22x12 | 371 | ||
50x20 | 2x3/4 | 44 | 550x250 | 22x10 | 359 | ||
65 | 21/2 | 76 | 76 | 600 | 24 | 432 | 432 |
65x50 | 21/2x2 | 70 | 600x550 | 24x22 | 432 | ||
65x40 | 21/2x11/2 | 67 | 600x500 | 24x20 | 432 | ||
65x32 | 21/2x11/4 | 64 | 600x450 | 24x18 | 419 | ||
65x25 | 21/2x1 | 57 | 600x400 | 24x16 | 406 | ||
80 | 3 | 86 | 86 | 600x350 | 24x14 | 406 | |
80x65 | 3x21/2 | 83 | 600x300 | 24x12 | 397 | ||
80x50 | 3x2 | 76 | 600x250 | 24x10 | 384 | ||
80x40 | 3x11/2 | 73 | 650 | 26 | 495 | 495 | |
80x32 | 3x11/4 | 70 | 650x600 | 26x24 | 483 | ||
90 | 31/2 | 95 | 95 | 650x550 | 26x22 | 470 | |
90x80 | 31/2x3 | 92 | 650x500 | 26x20 | 457 | ||
90x65 | 31/2x21/2 | 89 | 650x450 | 26x18 | 444 | ||
90x50 | 31/2x2 | 83 | 650x400 | 26x16 | 432 | ||
90x40 | 31/2x11/2 | 79 | 650x350 | 26x14 | 432 | ||
100 | 4 | 105 | 105 | 650x300 | 26x12 | 422 | |
100x90 | 4x31/2 | 102 | 700 | 28 | 521 | 521 | |
100x80 | 4x3 | 98 | 700x650 | 28x26 | 521 | ||
100x65 | 4x21/2 | 95 | 700x600 | 28x24 | 508 | ||
100x50 | 4x2 | 89 | 700x550 | 28x22 | 495 | ||
100x40 | 4x11/2 | 86 | 700x500 | 28x20 | 483 | ||
125 | 5 | 124 | 124 | 700x450 | 28x18 | 470 | |
125x100 | 5x4 | 117 | 700x400 | 28x16 | 457 | ||
125x90 | 5x31/2 | 114 | 700x350 | 28x14 | 457 | ||
125x80 | 5x3 | 111 | 700x300 | 28x12 | 448 | ||
125x65 | 5x21/2 | 108 | 750 | 30 | 559 | 559 | |
125x50 | 5x2 | 105 | 750x700 | 30x28 | 546 | ||
150 | 6 | 143 | 143 | 750x650 | 30x26 | 546 | |
150x125 | 6x5 | 137 | 750x600 | 30x24 | 533 | ||
150x100 | 6x4 | 130 | 750x550 | 30x22 | 521 | ||
150x90 | 6x31/2 | 127 | 750x500 | 30x20 | 508 | ||
150x80 | 6x3 | 124 | 750x450 | 30x18 | 495 | ||
150x65 | 6x21/2 | 121 | 750x400 | 30x16 | 483 | ||
200 | 8 | 178 | 178 | 750x350 | 30x14 | 483 | |
200x150 | 8x6 | 168 | 750x300 | 30x12 | 473 | ||
200x125 | 8x5 | 162 | 750x250 | 30x10 | 460 | ||
200x100 | 8x4 | 156 | 800 | 32 | 597 | 597 | |
200x90 | 8x31/2 | 152 | 800x750 | 32x30 | 584 | ||
250 | 10 | 216 | 216 | 800x700 | 32x28 | 572 | |
250x200 | 10x6 | 203 | 800x650 | 32x26 | 572 | ||
250x150 | 10x6 | 194 | 800x600 | 32x24 | 559 | ||
250x125 | 10x5 | 191 | 800x550 | 32x22 | 546 | ||
250x100 | 10x4 | 184 | 800x500 | 32x20 | 533 | ||
300 | 12 | 254 | 254 | 800x450 | 32x18 | 521 | |
300x250 | 12x10 | 241 | 800x400 | 32x16 | 508 | ||
300x200 | 12x8 | 229 | 800x350 | 32x14 | 508 | ||
300x150 | 12x6 | 219 | 850 | 34 | 635 | 635 | |
300x125 | 12x5 | 216 | 850x800 | 34x32 | 622 | ||
350 | 14 | 279 | 279 | 850x750 | 34x30 | 610 | |
350x300 | 14x12 | 270 | 850x700 | 34x28 | 597 | ||
350x250 | 14x10 | 257 | 850x650 | 34x26 | 597 | ||
350x200 | 14x8 | 248 | 850x600 | 34x24 | 584 | ||
350x150 | 14x6 | 238 | 850x550 | 34x22 | 572 | ||
400 | 16 | 305 | 305 | 850x500 | 34x20 | 559 | |
400x350 | 16x14 | 305 | 850x450 | 34x18 | 546 | ||
400x300 | 16x12 | 295 | 850x400 | 34x16 | 533 | ||
400x250 | 16x10 | 283 | |||||
400x200 | 16x8 | 273 | |||||
400x150 | 16x6 | 264 |