9 In Casing
Overview
Product sourcing insights & recommendations
The phrase '9 in casing' (most commonly referring to 9 5/8 inch casing) is a critical technical standard in the global oil and gas industry, specifically within the OCTG (Oil Country Tubular Goods) market ScribdSpringer. This casing size serves as the primary intermediate string for deepwater and offshore drilling, providing structural integrity and a conduit for further drilling or production HartenergyOilfieldtechnology.
Market Trends & Insights
* Cost Efficiency in P&A: The industry is shifting toward riserless intervention for Plug and Abandonment (P&A) operations on 9 5/8 inch strings. Utilizing Multi-Service Vessels (MSVs) instead of full drilling rigs can reduce subsea abandonment costs by up to 88% (from ~$100M to ~$12M per well) Oilfieldtechnology.
* Regulatory Compliance: Global operators are increasingly adopting BSEE standards (Bureau of Safety and Environmental Enforcement), which mandate specific cement barrier lengths (minimum 200 ft) and pressure testing protocols for 9 5/8 inch casing annuli Oilfieldtechnology.
* Technical Advancement: There is a growing demand for high-pressure/high-temperature (HPHT) equipment rated for 10,000 psi to handle extreme subsea environments encountered during 9 5/8 inch casing operations Oilfieldtechnology.
Product & Sourcing Landscape
The market for 9 5/8 inch casing is dominated by manufacturers compliant with API 5CT standards, with common steel grades including J55, K55, N80, and P110 Alibaba. Typical factory prices for these seamless steel pipes range from $650 to $1,500 per metric ton, depending on the material grade and thread type (e.g., LTC, BTC) .
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I have compiled the product and supplier data for 9 5/8 inch casing. You can continue with:
9 5 8 Inch Api 5ct Casing Pipe Q125 P110 K55 J55 N80
Products · Top picks & verified manufacturers
BKS Factory Price API 5CT 9 5/8 Inch Steel Water Well Casing Pipe N80 Casing Pipe
Tianjin Boer King Steel Import And Export Co., Ltd.🇨🇳CN11 yrs
9 5/8" API 5CT LTC J55 Grade Seamless Well Casing Drill Pipe
Xinxiang Oasis Oil Tools Co., Ltd.🇨🇳CN13 yrs
API 5CT 9 5/8 Inch Casing Pipe Length R1 R2 R3
Shengli Oilfield Shengji Petroleum Equipment Co., Ltd.verified🇨🇳CN9 yrs
OCTG Pipe API 5CT Seamless Carbon Steel Casing Pipe K55 N80Q L80 P110 4 1/2 5 1/2 7 9 5/8 13 3/8 20 30inch Casing Pipe
Wuxi OFD Oil-Field Supply Co., Ltd.🇨🇳CN9 yrs
API 5CT Seamless 9 5/8\" Casing Pipe-N80 K55 P110 OCTG for Oil and Drill Pipelines with Custom Cutting Services
Tianjin Bao Steel Co., Ltd.verified🇨🇳CN13 yrs
9 5/8 Inch Casing & Tubing API 5CT N80 SMLS Pipe for Oil & Gas Transmission Borehole Casing Pipe
United Steel Industry Co., Ltd.🇨🇳CN6 yrs
API 5CT J55 K55 P110 9 5/8 Inch Steel Pipe with Cutting Service ISO 11960 Certified Casing and Tubing Xy Brand 10 Tons MOQ
Tianjin Xinyue Industrial And Trade Co., Ltd.🇨🇳CN10 yrs
9 5/8 API 5CT L80 13Cr Casing Steel Pipe J55 K55 Casing Pipe Grade N80 Casing Pipe
Liaocheng Kuncheng Pipe Co., Ltd.verified🇨🇳CN12 yrs
API 5CT 9 5/8 43.5 BTC GRADE L80 Carbon Steel Pipes Supplier API 5CT Line Pipe High Quality Casing Pipe Manufacturer Suppliers
Cangzhou Zhongshun Steel Pipe Trade Co., Ltd.🇨🇳CN17 yrs
API OCTG 9 5/8 Inch 13 3/8 Inch API 5CT Casing Pipe and Tubing Pipe
Rigrs Oil Machinery Co., Limitedverified🇨🇳CN18 yrs
API 5CT,J55/K55/N80/L80 Standard Tubing and Casing 9 5/8 Carbon Steel for Oil and Gas Transmission Api N80 Pipe Specification
Shandong Zhongzheng Steel Pipe Manfucaturing Co., Ltd.verified🇨🇳CN19 yrs
Water Well Casing Pipe of 9 5/8" Api 5ct Steel Casing Pipe
Guangzhou Kingmetal Steel Industry Co., Ltd.🇨🇳CN18 yrs
2-3/8 K55 J55 L80 N80 P110 Api 5ct Tubing and Casing Coupling Pipes
Shandong Yuanfa Metal Manufacturing Co., Ltd.verified🇨🇳CN2 yrs
API 5CT Casing Pipe 73mm*5,51mm N-80 J55 K55 P110 PSL -2 EU/NU Seamless Oil Steel Tube/tubing
Tianjin Xinyue Industrial And Trade Co., Ltd.🇨🇳CN13 yrs
API 5CT Seamless Casing Pipe N80Q P110 L80 BTC LTC Threaded Coupled OCTG Oil Well Tube for Deep Drilling Rig
Guomai Iron and Steel (Tianjin) Co., Ltd.verified🇨🇳CN1 yr
OCTG Casing Pipe 9 5/8" OIL PIPE API 5CT Seamless Steel
Dongying Lake Petroleum Technology Co., Ltd.verified🇨🇳CN14 yrs
API 5CT J55 K55 N80 L80 P110 LTC Thread Casing Pipe
OCTG Casing Pipe 9 5/8" OIL PIPE API 5CT Seamless Steel
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Sources & References
22 sources cited · Verified industry data & reports
EXTENSIONS OF REMARKS SENATE-Monday, February 7, 1977
GovInfo (.gov)
The well was cased with 9% in. casing from 1,385 ft. to 4,255 ft. in search of hotter water deeper. Drilling then proceeded on a slight side- tracked angle ...
February 4, 1977
Congress.gov
... 9% in. casing from 1,385 ft. to 4,255 ft. in search of hotter water deeper. Drilling then proceeded on a slight side- tracked angle westerly ...
petroleum engineering - principles and practice
Springer Nature Link
... 9% in. casing,. 7 in. casing can be run as a liner, and in this or slightly smaller holes, 6% in. casing will provide a fairly adequate conduit in ...
Archer, J. S. and Wall, C. G. - Petroleum Engineering ...
Scribd
completion with a 9% in. casing string to target depth has becomc a common standard for the highly deviated, highly productive wells of the North Sea, and ...
(PDF) BLOWOUT AND WELL CONTROL HANDBOOK
Academia.edu
5 After logging, a long, tapered string of 9 in: casing on top and 7 in. 8 casing on bottom was run. There were four shoe joints beneath the self-filling ...
Petroleum Engineering Principles and Practice PDFDrive
Scribd
(less than 6 in.) bits. The knowledge of pore pressure is of significance In the largest hole possible through 9% in. casing, in drilling and in well completion ...