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Quick Details

Condition: New
Type: Core Drilling Rig
Power Type:
Place of Origin: China (Mainland)
Brand Name: Weigao
Model Number: K-1012
Usage:
Voltage:
Power(W):
Dimension(L*W*H):
Weight:
Certification:
Warranty:
After-sales Service Provided:

Specifications

  1. AISI 4145H alloyed steel
  2. phosphate, copper plating, cold worked
  3. drive section
 
 
♦ The Petroleum drilling tools of Weigao'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 Kelly as follows,
Weigao precision-machined Kelly is a heavy square or hexagonal steel bar supported by the swivel through the rotary table and connected to the first joint of drill pipe in the drill string.
  1. Material: AISI 4142H-4145H forged or rolled alloy steel
  2. Use: Kelly is the drive part of whole drill string, it transmit the torsional energy from the rotary table to the bit in the bottom of the hole.
  3. Standard: API Spec7-1 and SY/T6509-2000
4.Features and Benefits
1).Quenching plus tempering thermal treatment will be conducted over the whole length with a Brinell hardness range of 285-341;
20.Minimum average Charpy Impact Value of 40 ft-lbs are maintained one inch below the surface at room temperature;
3).Ends and drive sections, IDs, drive cross-section and joint machined and inspected to API specifications;
4).Kelly bars ultrasonically inspected over full length and section;