• date_rangePosted On :   May 20' 2008
  • location_cityCity :   Seoul
  • languageCountry :   Korea
  • content_pasteEnquiry No. :   8052050

Dear Sir,

#21192. Used drill pipe and Collar to Tianjin, China
The above number appears on all correspondence.

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 "quality" or " deviation " at the
Box tool joint end
All the used drill pipe must 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.

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