Projek geoterma di Swizerland
Februari 27, 2017
DARIPADA 30670 lancar salutan paip dengan lapisan polietilena
Mac 2, 2017
Paip cecair Standard: GB/T8163-1999, ASTM A53-98, JIS G3452-1998, JIS G3454-1998, ASTM A106, DARIPADA 1629-1984
Toleransi pada dimensi
| Jenis-jenis paip | Szie paip(mm) | Had terima | |
| Panas bergolek | OD | Semua | ±1% (min ±0.50 mm) |
| WT | Semua | +15%, -12.5% | |
| Sejuk disediakan | OD | 6~ 10 | ±0.20 mm |
| 10~ 30 | ±0.40 mm | ||
| 30~ 50 | ±0.45 mm | ||
| >50 | ±1% | ||
| WT | ≤1 | ±0.15 mm | |
| >1~ 3 | +15% -10% | ||
| >3 | +12.5% -10% | ||
saiz paip cecair:
Berkaitan posting
September 10, 2023