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

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

Product description:

Quick Details

  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: Wanxiang
  • Model Number: cover all IADC codes
  • Type: Drill Bit
  • Machine Type: Drilling Equipment
  • Certification: API
  • Material: tungsten carbide insert
  • Processing Type: Forging
  • Use: Well Drilling
  • IADC: 447
  • Bearing type: rubber sealed journal bearing

Packaging & Delivery

Packaging Details: Wooden cases or as per customer's requirements.
Delivery Detail: within 7 days after receipt of payment

Specifications

17 1/2 Tricone Bit IADC 447
1. Combined circulation
2. Sealed bearings
3. Gauge protection

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

Technical Data

1. Bearing type: Rubber sealed journal bearing

2. Quantity of nozzles: 3-4 pcs

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

Application

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

Features

1. Combined circulation (Three side jets and one central jet) .

2. Shirttail and leg entering edge hardfacing.

3. Shirttail protection with TCI.

4. Enhanced teeth hardfacing.

5. Inserts on gage surface.

6. Additional gage row.