manufacture Integral Spiral Blade String Drilling Stabilizer

• After-sales Service: 24/7
• Warranty: 12 Months
• Certification: ISO 9001:2000
• Surface Treatment: Spray-Paint
• Centralizer Type: Rigid
• Structure: Roller
• Model NO.: BOBAN
• Material: Cast Steel
• Type: Integral Blade Stabilizer
• Test: Ut and Mt Test etc
• Usage: Well Drilling
• Standard: API Spec 7-1
• Hard Facing: Hf1000, Hf2000, Hf3000, Hf4000,Hf5000
• Transport Package: Wood Case
• Trademark: BOBAN & OEM
• Origin: China
• HS Code: 8431431000
• Production Capacity: 1000PCS Per Month

Product Description

Product Description

Integral Blade Stabilizers are manufactured from 4145H alloy steel bar or forgings, quenched and tempered to 285-341 Brinell hardness;

Stabilizers are fairly short subs which have blades attached to their external surface. By providing support for the BHA (Bottom Hole Assembly) at certain points they can be used to control the trajectory of the well. The blades can be either straight or spiral in shape. Spiral blades can give 360° contact with the borehole.

 

API Connection
All API connections comply with dimensional requirements specified in API spec 7 and API RP 7G. Common sizes and styles are summarized in the table below. Premium connections are available on request. 

 

Hard-facing Types

HF 1000 (crushed carbide)

HF 2000 (crushed carbide and tungsten traps)

HF 3000 (T.C.I. spray matrix spray powder and tungsten insert)

HF 4000 (buttons)

HF 5000 (technodur)

 

Options Available

1. Integral blade, Welded blade/ Spiral Blade, Straight Blade

2. Alloy steel, Non-magnetic steel

3. String Type, Near Bit Type

 

Product Parameters

 

Bit Size	Working OD	End OD of body(mm)	ID	Length	Thread code on both ends
(in)	(mm)		(mm)	(mm)	Drill string type		Near bit type
					Top	Down	Top	Down
6	152.2	121	51	1200	NC38			3 1/2 REG
6 1/4	158.7
6 1/2	165.1
7 1/2	190.5	159	57	1600	NC46			4 1/2 REG
7 7/8	200
8 3/8	212.7	159	71	1600	NC46
		165		1800	NC50
8 1/2	215.2	159
		165
8 3/4	222.2	178
9 1/2	241.3	178		1600	NC50	NC50	NC50
9 5/8	244.5	197		1800				6 5/8 REG
9 7/8	250.8
12 1/4	311.2	203	76	1800	NC56	NC56	NC56	6 5/8 REG
		209			6 5/8 REG	6 5/8 REG	6 5/8 REG
16	406	229		2000	NC61	NC61	NC61	NC61
17 1/2	444.5	241.3		2200	7 5/8 REG	7 5/8 REG	7 5/8 REG	7 5/8 REG
24	609.6
26	660.4
28	711.2
Note: Stabilizer can be made according to customer's special requirement.

Detailed Photos

Company Profile

Why choose us?

1. As a professional oil and gas service company, Boban petroleum has many good experience is selling and serve for the oilfield industries, quality is the culture of the company, we obtained the API standard for all the oiltools, and also certified by ISO:9001-2000.
2. Good service for the communication, delivery and after sales.
3. With rich experience, so we can be your long term supplier.
4. Own factories in China mainland
5. QUALITY SESTEM to make sure the superior high quality
6. Large product series for one-stop service 
7. Consulting, suggesting, help find perfect solution