API 4145H 36" oilfield drill string stabilizer
China [CN] 1. API 4145H 36" oilfield drill string stabilizer 2. non-magnetic or 4145h materials 3. top quality with rich experience
2.product description
The oilfield drill string stabilizers are manufactured from one solid bar of AISI 4145H modified steel, usually have 3 blades or 4 blades. Professional heat-treatment process guarantees the mechanical strengths meet the requirements of API SPEC 7-1. Hardness of 285-341HB can be assured both 1” beneath the outer surface and 4 quadrant across the neck OD.
|
OD |
D2 |
L2 |
d |
L±20mm |
|||
|
D1 |
Short Type |
Long Type |
|||||
|
mm |
mm |
mm |
mm |
String style |
Near-bit style |
String style |
Near-bit style |
|
|
|
|
|
L3=150 |
L1=350 |
L3=300 |
L1=700 |
|
152.4~165.1 |
121 |
400 |
51 |
950 |
1100 |
1450 |
1650 |
|
190.5~200 |
159;178 |
500 |
57;71 |
1050 |
1200 |
1550 |
1750 |
|
212.7~222.2 |
159;178 |
400 |
57;71 |
950 |
1100 |
1450 |
1650 |
|
500 |
1050 |
1200 |
1550 |
1750 |
|||
|
241.3~250.8 |
178 |
600 |
71 |
1150 |
1300 |
1650 |
1850 |
|
311.1 |
203;229 |
500 |
76 |
1150 |
1300 |
1750 |
1950 |
|
600 |
1250 |
1400 |
1850 |
2050 |
|||
|
700 |
1350 |
1500 |
1950 |
2150 |
|||
|
444.5 |
203;229 |
500 |
76 |
1350 |
1500 |
1950 |
2150 |
|
600 |
1450 |
1600 |
2050 |
2250 |
|||
|
700 |
1550 |
1700 |
2150 |
2350 |
|||
|
660.4 |
229 |
700 |
76 |
1950 |
2100 |
2550 |
2750 |
|
800 |
2050 |
2200 |
2650 |
2850 |
|||
|
900 |
2150 |
2300 |
2750 |
2950 |
|||
The Non-magnetic Integral Spiral Stabilizer would be made in accordance with above table, or as per specified by user
Mechanical properties of stabilizers
|
OD at |
Tensile Strength |
Yield Strength |
Elongation |
Reduction of area |
Impact |
|
Two Ends(in) |
MPa |
MPa |
3% |
|
Ak |
|
|
|
|
|
% |
J |
|
4 3/4~6 1/4 |
≥965 |
≥758 |
≥13 |
40 |
≥54 |
|
7~9 |
≥931 |
≥689 |
≥13 |
40 |
≥54 |
|
Any inquiries, freely contact me:
Skype: julia0402zcy Whatsapp: 0086 18661596896 |
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