对焊三通、四通尺寸 GB12459

Reducing cross dimention

inch 公称通径DN 端部外径 中心至端面
D1 D2 C M
A系列 B系列 A系列 B系列
1/2×1/2 15×15 21.3 18 21.3 18 25 25
3/4×1/2 20×15 26.9 25 21.3 18 29 29
×3/4 ×20 26.9 25 29 29
1×1/2 25×15 33.7 32 21.3 18 38 38
×3/4 ×20 26.9 25 38 38
×1 ×25 33.7 32 38 38
11/2×1/2 32×15 42.3 38 21.3 18 48 48
×3/4 ×20 26.9 25 48 48
×1 ×25 33.7 32 48 48
×11/2 ×32 42.3 38 48 48
13/4×1/2 40×15 48.3 45 21.3 18 57 57
×3/4 ×20 26.9 25 57 57
×1 ×25 33.7 32 57 57
×11/2 ×32 42.3 38 57 57
×13/4 ×40 48.3 45 57 57
2×3/4 50×20 60.3 57 26.9 25 64 44
×1 ×25 33.7 32 64 51
×11/4 ×32 42.3 38 64 57
×11/2 ×40 48.3 45 64 60
×2 ×50 60.3 57 64 64
figueres×1 65×25 76.1 76 33.7 32 76 57
×11/4 ×32 42.3 38 76 64
×11/2 ×40 48.3 45 76 67
×2 ×50 60.3 57 76 70
×21/2 ×65 76.1 76 76 76
3×11/4 80×32 88.9 89 42.3 38 86 70
×11/2 ×40 48.3 45 86 73
×2 ×50 60.3 57 86 76
×21/2 ×65 76.1 76 86 83
×3 ×80 88.9 89 86 86
4×11/2 90×40 101.6 48.3 95 79
×2 ×50 60.3 95 83
×21/2 ×65 76.1 95 89
×3 ×80 88.9 95 92
×31/2 ×90 101.6 95 95
4×11/2 100×40 114.3 108 48.3 45 105 86
×2 ×50 60.3 57 105 89
×21/2 ×65 76.1 76 105 95
×3 ×80 88.9 89 105 98
×31/2 ×90 101.6 105 102
×4 ×100 114.3 108 105 105
5×2 125×50 139 133 60.3 57 124 105
×21/2 ×65 76.1 76 124 108
×3 ×80 88.9 89 124 111
×31/2 ×90 101.6 124 114
×4 ×100 114.3 108 124 114
×5 ×125 139 133 124 117
6×21/2 150×65 168.3 159 76.1 76 143 121
×3 ×80 88.9 89 143 124
×31/2 ×90 101.6 143 127
×4 ×100 114.3 108 143 130
×5 ×125 139 133 143 137
×6 ×150 168.3 159 143 143
8×31/2 200×90 219.1 219 101.6 178 152
×4 ×100 114.3 108 178 156
×5 ×125 139 133 178 162
×6 ×150 168.3 159 178 168
×8 ×200 219.1 219 178 178
10×4 250×100 273 273 114.3 108 216 184
×5 ×125 139 133 216 191
×6 ×150 168.3 159 216 194
×8 ×200 219.1 219 216 208
×10 ×250 273 273 216 216
12×5 300×125 323.9 325 139 133 254 216
×6 ×150 168.3 159 254 219
×8 ×200 219.1 219 254 229
×10 ×250 273 273 254 241
×12 ×300 323.9 325 254 254
14×6 350×150 355.6 377 168.3 159 279 238
×8 ×200 219.1 219 279 248
×10 ×250 273 273 279 257
×12 ×300 323.9 325 279 270
×14 ×350 355.6 377 279 279
16×6 400×150 406.4 426 168.3 159 305 264
×8 ×200 219.1 219 305 273
×10 ×250 273 273 305 283
×12 ×300 323.9 325 305 295
×14 ×350 355.6 377 305 305
×16 ×400 406.4 426 305 305
18×8 450×200 457 478 219.1 219 343 298
×10 ×250 273 273 343 308
×12 ×300 323.9 325 343 321
×14 ×350 355.6 377 343 330
×16 ×400 406.4 426 343 330
×18 ×450 457 478 343 343
20×8 500×200 508 529 219.1 219 381 324
×10 ×250 273 273 381 333
×12 ×300 323.9 325 381 346
×14 ×350 355.6 377 381 356
×16 ×400 406.4 426 381 356
×18 ×450 457 478 381 368
×20 ×500 508 529 381 381

管件标准及相关参数:

Tees straight and reducing
Tee

Fitting specification, Standard and identification

There are different varieties of pipe fittings made of various materials and available in various shapes and sizes.