heavy weight drill pipes

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heavy weight drill pipes
Posting date : Apr 03, 2008
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84-
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Integral heavy weight drill pipes are manufactured from AISI 4142H-4145H modified drill collar material according to SY/T 5146-1997, Specification: 5"OD*3"ID NC50 3 1/2"OD*2 1/16"ID If you are interested, please don't hesitate to contact me. We'll have good cooperation.

ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us
Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea
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