ZIZI ENGINEERING CO LTD |
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Specification
We are offering our clients a wide range of API Seamless Steel
Drilling Pipes, which are available following Specifications :
1) Drill pipe OD: 2 3/8", 2 7/8", 3 1/2", 4", 4 1/2", 5", 5 1/2"
2) API drill pipe Steel Grade: E75,X95,G105,S135
3) Type of end finish : EU-external upset, IEU-internal &
external upset
4) All seamless steel drill pipes are made according to API 5 Drill
pipe standards.
5) We can provide seamlesssteel pipe according to customers'
requirements.
6) Wall thickness: 7 - 12.7 mm or 2 3/8"-5 1/2"
7) Length: 5.49-12.5m
Regarding the API Seamless Steel Drilling Pipes, the OD from 2 3/8” to 5 1/2” and steel grade from E75 to S135. Mainly used in oil and gas exploration and development process of deep well, horizaontal well and extended reach well. With the Hardbading and Internal Coating