Specifications
heat insulated tubing:OD:88.9-114.3mm
specification:114X62X12,114X76X15,127X76X12,88X40X12,88X50X12
heat insulated tubing
OD:88.9-114.3mm
specification:114X62X12,114X76X15,127X76X12,88X40X12,88X50X12
basic parameter | main performance parameter | working parameter | |||||||||||||
OD mm | ID mm | external diameter of coupling mm | coupling thread | apparent coefficient of heat conductivity (inner thickness at 350°C) W/m·°C | tension load at normal temperature kN | resistance of intemal pressure MPa | resistance of external pressure MPa | flatness % | well depth m | temperature °C | fixed casing in(mm) | ||||
Normal Working Time | Excessive Heat (3~4h) | ||||||||||||||
Normal temp. | Steam injection | Normal temp. | Steam injection | ||||||||||||
114.3 | 62.0 | 127 | 4-1/2BCSG | 0~0.08 | 506 | 32 | 20 | 26 | 24 | ≤0.2 | ≤1500 | 350 | 380 | 7(177.8) | |
114.3 | 76.0 | 127 | 4-1/2BCSG | 0~0.08 | 537 | 32 | 20 | 26 | 24 | ≤0.2 | ≤1500 | 350 | 380 | 7(177.8) | |
127 | 76.0 | 141.3 | 5BCSG | 0.02~0.08 | 615 | 32 | 20 | 23 | 21 | ≤0.2 | ≤1500 | 350 | 380 | 9-5/8(244.5) | |
88.9 | 40.9 | 108 | 3-1/2USS | 0.02~0.08 | 402 | 32 | 20 | 30 | 28 | ≤0.2 | ≤1500 | 350 | 380 | 5(139.7) | |
88.9 | 50.6 | 108 | 3-1/2USS | 0.02~0.08 | 432 | 32 | 20 | 30 | 28 | ≤0.2 | ≤1500 | 350 | 380 | 5(139.7) | |
