电厂用锻制接管座
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| 结构图 |
说明：
1、从主管上接出放气，疏水及其他Dg≤50管道时必须采用本接管座；
2、接管座底部应该按主管外径划线下料，必要时制作样板；
3、接管座也可采用锻件或棒料制成。
| PN=9.81MPa、PN=13.73MPa、PN=17.36MPa、t=540℃ | ||||
| 标准号：D-GD87-0413-01~04 | ||||
| 品种 | 接管座公称通径DN | Dw×S | L | 材料 |
| PN=9.81MPa t=540℃ D-GD87-0413-01.02 | 10 | 16×2.5 | 100 | 12Cr1MoV |
| 20 | 28×2.5 | 120 | ||
| 25 | 38×3.0 | |||
| 32 | 42×3.0 | |||
| 40 | 48×3.5 | |||
| 45 | 60×4.5 | 140 | ||
| 50 | 76×6.0 | |||
| 65 | 89×7.0 | 160 | ||
| PN=13.73MPa t=540℃ D-GD87-0413-01.03 | 10 | 16×2.5 | 100 | |
| 20 | 28×3.0 | 120 | ||
| 25 | 38×4.0 | |||
| 32 | 42×4.0 | |||
| 40 | 48×5.0 | |||
| 45 | 60×6.0 | 140 | ||
| 50 | 76×8.0 | |||
| 65 | 89×9.0 | 160 | ||
| PN=17.36MPa t=540℃ D-GD87-0413-01.04 | 10 | 16×2.5 | 100 | |
| 20 | 28×3.5 | 120 | ||
| 25 | 38×5.0 | |||
| 32 | 42×5.5 | |||
| 40 | 48×6.0 | |||
| 45 | 60×7.0 | 140 | ||
| 50 | 76×10 | |||
| 65 | 89×12 | 160 | ||
| PN=6.4MPa、PN<10MPa | ||||
| 标准号：D-GD87-0414-01.02 | ||||
| 品种 | 接管座公称通径DN | Dw×S | L | 材料 |
| PN=6.4 PN<10MPa D-GD87-0414-01.02 | 10 | 14×2 | 90 | 20号钢 |
| 15 | 18×2 | |||
| 20 | 25×2 | 100 | ||
| 25 | 32×2.5 | |||
| 32 | 38×2.5 | 120 | ||
| 40 | 45×3 | |||
| 50 | 57×3 | |||
| 65 | 76×4 | 140 | ||
| PN=17.15MPa t=230℃ 、PN=22.56MPa t=240℃ 、PN=28.22MPa t=270℃ | ||||
| 标准号：D-GD87-0415-01~04 | ||||
| 品种 | 接管座公称通径DN | Dw×S | L | 材料 |
| PN=17.15MPa t=230℃ D-GD87-0415-01.02 | 10 | 16×2.5 | 100 | 20号钢 |
| 20 | 28×2.5 | 120 | ||
| -25 | 38×3.0 | |||
| 32 | 42×3.5 | |||
| 40 | 48×4.0 | |||
| 45 | 60×5.0 | 140 | ||
| 50 | 76×6.0 | |||
| 65 | 89×7.0 | 160 | ||
| PN=22.56MPa t=240℃ D-GD87-0415-01.03 | 10 | 16×2.5 | 100 | |
| 20 | 28×3.0 | 120 | ||
| 25 | 38×4.0 | |||
| 32 | 42×4.0 | |||
| 40 | 48×5.0 | |||
| 45 | 60×6.0 | 140 | ||
| 50 | 76×8.0 | |||
| 65 | 89×9.0 | 160 | ||
| PN=28.22MPa t=270℃ D-GD87-0415-01.04 | 10 | 16×2.5 | 100 | |
| 20 | 28×3.5 | 120 | ||
| 25 | 38×5.0 | |||
| 32 | 42×5.5 | |||
| 40 | 48×6.0 | |||
| 45 | 60×7.5 | 140 | ||
| 50 | 76×10 | |||
| 65 | 89×12 | 160 | ||
