Oil Drilling Stabilizers

1.low carbon steel,stainless steel,etc 2.Strict quality assurance system 3.Factory directly

Oil Non-magnetic Drill Stabilizer 

The non-magnetic products of Zhongzhong mainly include non-magnetic drill collar, non-magnetic stabilizer, non-magnetic heavy weight drill pipe etc.

It is made from high-class low carbon stainless steel, and completely meets the requirement of API Spec 7-1 and SY/T5051-91 Standard. It has good low magnetic permeability, high mechanical property and perfect enduring intergranular corrosion cracking performance.

Mechanical properties:

Tensile Strength: ≥120KSI

Yield Strength: ≥100KSI

Hardness: ≥285HB

Magnetic permeability(MPS=1×105/4∏A/m)

1. Average: Ur<1.010

2. Magnetic Field Gradient: ΔB≤0.05μT

Specification:

Bit Size (in)	Working OD (mm)	End OD of body(mm)	ID (mm)	Length (mm)	Thread code on both ends
					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	159165	71	16001800	NC46NC50
8 1/2	215.2	159165178
8 3/4	222.2
9 1/2	241.3	178197		1600	NC50	NC50	NC50
9 5/8	244.5			1800				6 5/8 REG
9 7/8	250.8
12 1/4	311.2	203209	76	1800	NC566 5/8 REG	NC566 5/8 REG	NC566 5/8 REG	6 5/8 REG
16	406	229241.3		20002200	NC617 5/8 REG	NC617 5/8 REG	NC617 5/8 REG	NC617 5/8 REG
17 1/2	444.5
24	609.6
26	660.4
28	711.2
Note: Stabilizer can be made according to customer’s special requirement.