drilling spool

Drilling Spool
Drilling spool is designed to connect the BOP and wellhead, both side outlets of spool can be connected with valves or manifold to prevent blowout.
All drilling spools are designed and manufactured as per API Spec 16A, conforming to NACE MR 0175 standard for anti- H2S. As per connection method, both Flanged spool and studded spool are available.

Drill Spool Model
QW-FS
18-35
QW-FS
18-70
QW-FS
18-105
QW-FS
28-35
QW-FS
28-70
QW-FS
28-105

Nominal Diameter (mm)
Φ185
Φ185
180
280
Φ280
280

Working Pressure (MPa)
35
70
105
35
70
105

Intensive Pressure (MPa)
70
105
105
70
105
105

By-pass Diameter(mm)
Φ103
Φ103/Φ78
Φ103/Φ78
Φ103
Φ103/Φ78
Φ103/Φ78

Top and Bottom Connection Flange
API, 6B 1835 R46
API 6BX 1870 BX156
API 6BX 18－105 BX156
API, 6B 1835 R46
API 6BX18－105 BX156
API 6BX18－105 BX156

Side Connection Flange

API, 6B 103-35 R39

API 6BX 103-70 BX155 (Φ103)
API 6BX 103－105 ×155 (Φ103)
API, 6B 103-35 R39

API 6BX 103－105 ×155 (Φ103)
API 6BX103－105 ×155 (Φ103)

API 6BX 7870 BX154 (Φ78)
API 6BX 78－105 ×154 (Φ78)
API 6BX 78－105 ×154 (Φ78)
API 6BX78－105 ×154 (Φ78)

Applicable Temperature (℃)
-29~+121
-29~+121
-29~+121
-29~+121
-29~+121
-29~+121

Overall Dimension
(L ×W ×H) (mm)
680×395
×584
830×480×600
880×505×700
950×585×
650
950×655×650
1,050×812×800

Weight (kg)
620
600
900
850
800
1,800


Drill Spool Model
QW-FS
35-21
QW-FS
35-35
QW-FS
35-70
QW-FS
35-105
QW-FS
53-21
QW-FS
54-14

Nominal Diameter (mm)
Φ346
Φ346
Φ346
Φ346
Φ530
Φ540

Working Pressure (MPa)
21
35
70
105
21
14

Intensive Pressure (MPa)
/
70
105
105
/
/

By-pass Diameter(mm)
/
Φ103
Φ103 Φ78
Φ103 Φ78
/
/

Top and Bottom Connection Flange
/
API, 6B1835 R46
API 6BX 18－105 BX156
API 6BX 18－105 BX156
/
/

Side Connection Flange

/
API, 6B103-35 R39

API 6BX 103－105 ×155 (Φ103)
API 6BX 103－105 ×155 (Φ103)
/
/

/
API 6BX 78－105 ×154 (Φ78)
API 6BX 78－105 ×154 (Φ78)
/
/

Applicable Temperature (℃)
-29~+121
-29~+121
-29~+121
-29~+121
-29~+121
-29~+121

Overall Dimension
(L ×W ×H) mm
950×610
×600
1,100×672
×650
1,100×768
×650
1,390×880
×1,000
1,250×812
×800
1,250×812
×800

Weight (kg)
1,050
1,100
1,280
2,100
/
/