Dear Sir,

#21192. Used drill pipe and Collar to Tianjin, China
The above number appears on all correspondence.
All disputes in relation to this document(s) shall be finally settled by arbitration in Korea

Seller`s export the used drill pipe quality demand :

The used drill pipes should be straight and round and free from bends.
The pipes should be free from any lamination the interior of the drill pipes should be clean and free from drilling mud, concrete and any other residues, the exterior of the pipe may be rusty but otherwise should be clean. On the surface of the used drill pipe can not be allowed the serious pitting. If the pipe have the Serious Pitting, the buyer have the right to submit the Claim to the seller.
The used drill pipe no hole on the pipe surface
The used drill pipe do not have the "ovality" or " deviation " at the Box tool joint end
All the used drill pipe mus be the 18 degree taper
   
Size: 2 7/8" DP
Pin Tool joint Length: 150mm and up
Box Tool joint length : 210mm and up
Box OD: 98MM and up
 
Size: 3 1/2" DP
Pin Tool joint Length: 160mm and up
Box Tool joint length : 220mm and up
Box OD: 118MM and up
 
Size: 5" DP
Pin Tool joint Length: 170mm and up
Box Tool joint length : 240MM and up 
Box OD: 158MM
 
Size:4-1/2" DP
Pin Tool joint Length: 160MM and up
Box Tool joint length : 240MM and up
Box OD: 145MM
 
All the above pipe length : R2
 
the used drill collar:
size: OD: 158MM and up
ID: 73MM Max
Length : 9M

Looking forward to hearing from you soon.

Best regards
Beno Park
General Manager

1978-2008
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