壓力配管用碳鋼鋼管
CARBON STEEL PIPES FOR PRESSURE SERVICE
產品規範：CNS 4626 G3111 ( JIS G3454 STPG )
直徑1"以上配管一律採用焊屑刮除製程
用途：1. 瓦斯配管。2. 消防配管。3. 空調配管。4. 導線配管。
特性：1. 管內無突出物，流動阻力小。2. 管內不易積污垢。3. 延長鋼管使用年限。4. 管內無焊渣。
| 稱呼尺寸(A) | 稱呼尺寸(B) | 外徑 | 標稱厚度號數 Sch10 | 標稱厚度號數 Sch20 | 標稱厚度號數 Sch30 | 標稱厚度號數 Sch40 |
|---|---|---|---|---|---|---|
| 15 | ½ | 21.7mm | - | - | - | 2.8mm |
| 20 | ¾ | 27.2mm | - | - | - | 2.9mm |
| 25 | 1 | 34.0mm | - | - | - | 3.4mm |
| 32 | 1¼ | 42.7mm | - | - | - | 3.6mm |
| 40 | 1½ | 48.6mm | - | - | - | 3.7mm |
| 50 | 2 | 60.5mm | - | 3.2mm | - | 3.9mm |
| 65 | 2½ | 76.3mm | - | 4.5mm | - | 5.2mm |
| 80 | 3 | 89.1mm | - | 4.5mm | - | 5.5mm |
| 100 | 4 | 114.3mm | - | 4.9mm | - | 6.0mm |
| 125 | 5 | 139.8mm | - | 5.1mm | - | 6.6mm |
| 150 | 6 | 165.2mm | - | 5.5mm | - | 7.1mm |
| 200 | 8 | 216.3mm | - | 6.4mm | 7.0mm | 8.2mm |
| 250 | 10 | 267.4mm | - | 6.4mm | 7.8mm | 9.3mm |
| 300 | 12 | 318.5mm | - | 6.4mm | 8.4mm | 10.3mm |
| 350 | 14 | 355.6mm | 6.4mm | 7.9mm | 9.5mm | 11.1mm |
| 400 | 16 | 406.4mm | 6.4mm | 7.9mm | 9.5mm | 12.7mm |
