Product Description
Kelly is a square or hexagonally shaped steel pipe connecting the swivel to the drill pipe that moves through the rotary table and transmits torque to the drill stem.
Customer Options:
1. Standard: API 7-1; SY/T 6509; or Non-Standards.
2. Type: Square Kelly; Hexagonal Kelly.
3. Steel Grade: AISI 4145 H.
4. Size: OD (3 1/2''---6'') * ID (1 3/4''---3 1/2'') * Length (40').
5. Cold Rolling of Thread Roots
6. Stress Relief Groove
7. Thread Surface Process: Phoscoating or Copperize Process Treatment.
8. Cast Steel Thread Protector.
9. Delivery Condition: Forged Bar; Semi-Finished; Finished Kelly.
| Payment Terms: | TT/LC/DP/DA |
| |
Product Image
Img 1
Send Inquiry to this Member
Related Products of this Company
This member assumes full responsibility for the content of this listing. DIYTrade accepts no responsibility whatsoever in respect of such content.
To report fraudulent or illegal content, please
click here.
China Suppliers Quick Searching:
,
