三通或四通尺寸
1．三通或四通部分尺寸：
2．异径管部分尺寸： 3.平焊法兰及焊接弯头部分尺寸：
三通四通尺寸
A 系列 B 系列A 系列B 系列1/2×1/215×1521.31821.31825253/4×1/220×1526.92521.3182929×3/4×2026.92529291×1/225×1533.7 32 21.3183838×3/4×2026.9253838×1×2533.732383811/2×1/232×1542.338 21.3184848×3/4×2026.9254848×1×2533.7324848×11/2×3242.338484813/4×1/240×1548.345 21.3185757×3/4×2026.9255757×1×2533.7325757×11/2×3242.3385757×13/4×4048.34557572×3/450×2060.357 26.9256444×1×2533.7326451×11/4×3242.3386457×11/2×4048.3456460×2×5060.357646421/2×165×2576.176 33.7327657×11/4×3242.3387664×11/2×4048.3457667×2×5060.3577670×21/2×6576.17676763×11/480×3288.989 42.3388670×11/2×4048.3458673×2×5060.3578676×21/2×6576.1768683×3×8088.989 86864×11/290×40101.6 48.39579×2×5060.39583×21/2×6576.19589×3×8088.99592×31/2×90101.695954×11/2100×40114.3108 48.34510586×2×5060.35710589×21/2×6576.17610595×3×8088.98910598×31/2×90101.6105102×4×100114.31081051055×2125×50139133 60.357124105×21/2 ×65 76.1 76 124 108 inch 公称通径DN 端部外径 中心至端面D1 D2 C M
焊接三通尺寸.pdf
对焊三通、四通尺寸 GB12459 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 1/2×1/215×1521.3 18 21.3 18 25 25 3/4×1/220×1526.9 25 21.3 18 29 29 ×3/4×2026.9 25 29 29 1×1/225×1533.7 32 21.3 18 38 38 ×3/4×2026.9 25 38 38 ×１×２5 33.7 32 38 38 11/2×1/232×1542.3 38 21.3 18 48 48 ×3/4×2026.9 25 48 48 ×１×2533.7 32 48 48 ×11/2×3242.3 38 48 48 13/4×1/240×1548.3 45 21.3 18 57 57 ×3/4×2026.9 25 57 57 ×１×2533.7 32 57 57 ×11/2×3242.3 38 57 57 ×13/4×4048.3 45 57 57 2×3/450×2060.3 57 26.9 25 64 44 ×１×2533.7 32 64 51 ×11/4×3242.3 38 64 57 ×11/2×4048.3 45 64 60 ×２×5060.3 57 64 64 21/2×１65×2576.1 76 33.7 32 76 57 ×11/4×3242.3 38 76 64 ×11/2×4048.3 45 76 67 ×２×5060.3 57 76 70 ×21/2×6576.1 76 76 76 3×11/480×3288.9 89 42.3 38 86 70 ×11/2×4048.3 45 86 73 ×２×5060.3 57 86 76 ×21/2×6576.1 76 86 83 ×３×8088.9 89 86 86 4×11/290×40101.6 48.3 95 79 ×2 ×5060.3 95 83 ×21/2×6576.1 95 89