Ingersoll-Rand T4 Drill?Pipe
(1) 4 1/2"inch * 0.0337 wall thickness* 3 1/2''REG * 30 feet (2)Grade of pipe body is E75/R780. (3) 100 pieces can be loaded in a 40'ft container. ? ? ? ? Certification:
1. ISO?9001:?2008
2. API 5DP-0011 3. GOST No.: 1739641

Drill pipe quality control: a) Before order to be confirmed, the raw material of pipe body and tool joint should be booked from famous big steel enterprises in China b) Raw material’s size, quantity, length, mechanical property are checked by our QC staff and factory own laboratory c) Every drill pipe has nondestructive inspection , cleaned and thread oil before packing. d) Before delivery clients could send one QC or point the third party to check the quality such SGS, BV or others ? Drill pipe usage notes: 1. New drill pipe should be pasted thread oil before connection 2. Make up and break at least 3 times before drilling ? ? ? ? ? *Longway is professional production of drilling tools, ?if you want to know more?about?our products, pls feel free to contact us.?? *Betty at your service in 24 hours Skype:lwdrillsales6 Mobile: +86-18633912255 ------------------------------------------------------------------------ Longway's best quality drill pipe of API standard