技术参数Parameters |
JFS-115B |
JFS-150B |
JFS-215B |
适用套管(mm)Applicable casing
|
Φ139.7(51/2 in.)
|
Φ177.8(7 in.)
|
Φ244.5(95/8 in.)
|
最大外径(mm)
Max. outside diameter
|
Φ115
|
Φ150
|
Φ215
|
留井部分最小内径(mm)
Mini. inside diameter of letting-in section
|
Φ52
|
Φ68
|
Φ120
|
座封钢球直径(mm)
Diameter of setting steel ball
|
Φ35
|
Φ38
|
Φ45
|
座封压差(MPa)
Setting differential pressure
|
8-12
|
8-12
|
8-14
|
打开充填通道压差(MPa)
Open packing channel differential pressure
|
15-25
|
15-25
|
16-23
|
密封压差(MPa)
Sealing differential pressure
|
≤30
|
≤30
|
≤30
|
工作温度(℃)
Operating temperature
|
常规型<120,高温型<400(用于热采井)
Normal <120, high-temperature <400 (for thermal production wells)
|
上端连接螺纹
Upper end connection thread
|
27/8TBG母扣 box
|
27/8TBG母扣 box
|
27/8TBG母扣 box
|
下端连接螺纹
Lower end connection thread
|
27/8TBG公扣 pin
|
31/2TBG公扣pin
|
51/2套管扣公扣(短丝扣)
51/2 casing pin (short screw thread)
|
冲管连接螺纹
Washing pipe connection thread
|
1.315TBG公扣 pin
|
1.900TBG公扣 pin
|
1.900TBG公扣 pin
|
解封打捞规范
Unsetting and fishing specification
|
27/8TBG母扣 box
|
31/2TBG母扣 box
|
51/2套管扣母扣(短丝扣)
51/2 casing box (short screw thread)
|