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API Drilling Tools Near Bit Stabilizer

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Address: Huling,Chengliu Town,Jiyuan City ,Henan Province ,China

Contact name:Frank li

Jiyuan City Kunyuan Forging Co., Ltd

API Drilling Tools Near Bit Stabilizer

Country/Region	china
City & Province	jiyuan henan

Product Details

API Drilling Tools Near Bit Stabilizer

Integral spiral blade stabilizer is manufactured from one solid bar of AISI 4145H modifed steel, usually have 3-blade or 4-blade. Professional heat-treatment process gurantees the mechanical property meet the requirements of API SPEC7-1. Hardness of 285-341HB can be assured both 1” beneath the outer surface and 4 quadrant across the neck OD.

Specifications:

1. Product: integral spiral blade stabilizer

2. Raw material: AISI 4145H MOD or non magnetic steel

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

4. Packing: anti-rust package, steel shelf with plastic bags

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

6. Delivery time: within 30 days after receiving the deposit

7. Delivery condition: as customers' requirement, semi-finished forging or finished product

8. Stress Relief Groove(SRG) on connections, bored for float also available for your choice.

Mechanical Property

Tensile Strength	Yield Strength	Charpy V-notched Toughtness		Elongation	Reduction of area
Mpa	Mpa	20°C	-20°C	%	%
≥966	≥758	≥54J	30J	≥13	≥40

Integral blade stabilizer specification

Working Outer Diameter	Working Length	D2	D	L±20				Suitable Bit Diameter mm(in)
				Short Type		Long type
				Near-bit Type	Drill String Type	Near-bit Type	Drill String type
				L3=150	L1=350	L3=300	L1=700
152.4 152 151	400 500	121	51	950 1050	1100 1200	1450 1550	1650 1750	152.4(6)
158.7 158 157								158.7(6 1/4)
161.5 164 163								165.1(61/ 2)
190.5 190 198	400 500	159	57	950 1050	1100 1550	1450 1550	1650 1750	190.5(71/2)
200.0 199 198								200.0(8 3/8)
212.7 212 211	400 500 600 700	178	71	950 1050 1150 1250	1100 1200 1650 1400	1450 1550 1650 1750	1650 1750 1850 1950	212.7(8 3/8)
215.9 215 214								215.9(8 1/2)
222.2 221 220								222.2(8 3/4)
241.3 240 239	400 500 600 700	178	71	950 1050 1150 1250	1100 1200 1300 1400	1450 1550 1650 1750	1650 1750 1850 1950	241.9(9 1/2)
244.5 244 243								244.5(9 5/8)
250.8 250 249								250.8(9 7/8)
311.1 310 309	600 700 800	203 229	76	1250 1350 1450	1400 1500 1600	1850 1950 2050	2050 2150 2250	311.1(12 1/4)
444.5 443 441	700 800 900			1550 1650 1750	1700 1800 1900	2150 2250 2350	2350 2450 2550	444.5(17 1/2)

Integral straight blade stabilizer: Integral 3-straight rib stabilizer, integral 4-straight rib stabilizer, and Integral multi-straight rib stabilizer, which working surface are provided with carbide insert compound and overlay, etc. The body is made from high strength alloy steel of heat treated.

Features:
To be manufactured from high strength 4145H heat treated materias.
•One-piece rotation stabilizer can be run either near the bit or up in the drill string.
•Various hardfacings are available i.e. Composite Tungsten Carbide Rod, Tungsten Carbide Inserts, Diamond Inserts, Geothermal.
•Full standard spec and special spec are available.

Applications:
To be applied in most rugged and abrasive drilling formation.