TCI tricone bits for oilfield from China manufacturer - Hejian Wanxiang Drilling Equipments Co., Ltd.

Price:	2000.0~8000.0 USD
Payment Terms:	T/T,L/C,WU,
Place of Origin:	Hebei, China (Mainland)


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Product Detail

Model No.: IADC447

Production Capacity: 20000 Piece/Pieces per Year

Delivery Date: Within 7-10 days after rec...

Type: Drill Bit

Certification: API

Processing Type: Forging

Bearing type: Rubber sealed journal beari...

MOQ: 1PC

Means of Transport: Ocean,Land,Air,

Packing: Wooden cases or as per cust...

Brand Name: wanxiang

Machine Type: Drilling Equipment

Material: Tungsten carbide

Use: Well drilling

Gauge Protection: Yes

Tricone Bit IADC447
1. Size rang from 3 7/8"~26"
2. Tungsten carbide hardfacing on toooth surface
3. Sealed bearings
4.Combined circulation

17 1/2(444.5mm) tricone bit IADC code 447

Technical Data

1. Bearing type: Rubber sealedjournal bearing

2. Quantity of nozzles: 3-4pcs

3. Pin size: API 7 5/8REG

4. Bit weight net:230kg

5. Bit weight gross:250kg

6. Rotation speed: 150-60r/min

7. WOB: 0.4-0.7kN/mm

No	IADC Code	Recommendation
WOB(KN/mm)	Rotary Speed(rpm)
1	117	0.35~0.8	240~80
2	127	0.35~0.9	240~70
3	437 447	0.35~0.9	240~70
4	517 527	0.35~1.0	220~60
5	537 547	0.45~1.0	220~50
6	617 627	0.45~1.1	200~50
7	637	0.5~1.1	180~40

17 1/2 (444.5mm) TCI tricone bits IADC code 447 for oilfield

Application

Bit is designed for drilling ofoil and gas wells in very soft formations such as clay, shale, chalk, gypsum,rock salt, soft shale, and soft limestone.

Features

1. Combined circulation(Threeside jets and one central jet).

2. Shirttail and leg enteringedge hardfacing.

3. Shirttail protection withTCI.

4. Enhanced teeth hardfacing.

5. Inserts on gagesurface.

6. Additional gage row.

17 1/2 (444.5mm) TCI tricone bits IADC code 447 for oilfield