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We are Shijiazhuang Longway Petroleum Drill Tools company ,a professional factory of drill pipe, our drill pipe are produced Accord with API 5D latest edition .Has been awarded the certificate for compliance with standard ISO 9001-2008 GB/T 19001-2008.
Steel Grade: E-75, X-95, G-105, S-135
O. D. Range from 2"(60.3mm) to 6"(168.3mm)
Type: Internal Upset, External Upset, Internal and External Upset. With competitive price and high quality.
If you are interested in our products ,please feel free to contact with us by drillpipes AT yahoo. cn
Website:www.drillpipes.net
oilfield drill pipe