产品类别
B型钻杆卡瓦
B型钻杆卡瓦是由短型、长型、加长型组成。产品按照API Spec 7K 规范要求设计、制造。
|
型号 |
卡瓦体规格 |
井深（英尺） |
|||||
|
4 1/2 |
5 1/2 |
5 |
|||||
|
适用管径 |
适用管径 |
适用管径 |
|||||
|
in |
mm |
in |
mm |
in |
mm |
||
|
B Short（B-S） |
2 3/8 |
60.3 |
/ |
/ |
/ |
/ |
8000 |
|
2 7/8 |
73 |
/ |
/ |
/ |
/ |
||
|
3 1/2 |
88.9 |
/ |
/ |
/ |
/ |
||
|
4 |
101.6 |
/ |
/ |
/ |
/ |
||
|
4 1/2 |
114.3 |
/ |
/ |
/ |
/ |
||
|
B Long(B-L) |
2 3/8 |
60.3 |
4 |
101.6 |
/ |
/ |
18000 |
|
2 7/8 |
73 |
4 1/2 |
114.3 |
/ |
/ |
||
|
3 1/2 |
88.9 |
5 |
127 |
/ |
/ |
||
|
4 |
101.6 |
5 1/2 |
139.7 |
/ |
/ |
||
|
4 1/2 |
114.3 |
/ |
/ |
/ |
/ |
||
|
X Long(B-XL) |
3 1/2 |
88.9 |
/ |
/ |
4 |
101.6 |
28500 |
|
4 |
101.6 |
/ |
/ |
4 1/2 |
114.3 |
||
|
4 1/2 |
114.3 |
/ |
/ |
5 |
127 |
||