Specifications

API Drilling Spool FS28-35
1). Following as per API 16A
2) Made of alloy steel
3) Connected with BOP & Casing Head

API Drilling Spool FS28-35

 

 

 

Feature

1.The spool is made of alloy steel and heat-treated. It is used on the oil and gas well which is with a pressure of less than 35Mpa.It is tested according to <SY/T5053.1-2000 BOP and control equipment, BOP>before shipping to be used safely.

2.The spool applies to drilling high pressure oil and gas well, the connecting of the by passage of the spool with the valves and pipes will play not only a role of blowout and choking , but also a role of connecting the BOP with the wellhead.

Installation and Maintenance

1. Being used when connecting with the BOP and the casing head.

2. The steel ring grove should be cleaned before installation.

3.      Tighten studs averagely of connecting the spool with the BOP.

Main Parameter (Ref.):

Type	FS28-35
Nominal Diameter(mm)	280
Work Pressure (Mpa)	35
Intensive Pressure (Mpa)	70
By-pass Diameter(mm)	Φ103
Top and Bottom Connection Flange	API, 6B 1835 R46
Side Connection Flange	API, 6B 103-35 R39
Applicable Temperature (°C)	--29--+121
Actuating Medium	Oil with H2S, Natural Gas, Drilling Liquid, and Free Water
Outside Dimension (L ×W ×H)	950×585×650
Weight(kg)	850