Non magnetic Stabilizer 1.Super low carbon steel,etc 2.API Spec. 3.Timely delivery 4.Factory directly

Non magnetic Stabilizer

♦ The Petroleum drilling tools of Zhongzhong's mainly include Drill collars, Spiral drill collars, Non magnetic drill collars, Short drill collars, Drill tool stabilizers, Non magnetic drill tool stabilizers, Integral heavy weight drill pipes, etc.

♦ The details of Non magnetic Stabilizer as follows,

1. Material: Non magnetic steel

2. Types: Drill String type and Near bit type.

3. Mechanical properties:

   a). Tensile Strength: ≥120KSI

   b). Yield Strength: ≥100KSI

   c). Hardness: ≥285HB

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

  a). Average: Ur<1.010

  b). Magnetic Field Gradient: ΔB≤0.05μT

5. Standard: API Spec 7-1 or SY/T5051-91Standard.

6. Inspection&Test: When producing, traceability are maintained from the receipt of raw material to completion of final products, and serial numbers are die-stamped on each workpiece body. During each manufacturing process, inspection and test are performed.

7. 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.

Production process: